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3204 ENGINE 03Y00001-UP (MACHINE) OPERATOR STATION Caterpillar SIS



TRACK LOADER 943 TRACK LOADER 03Y
 3204 ENGINE 03Y00001-UP (MACHINE) UEG0678S 943 03Y   (1981)

Parts group 943:

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OPERATOR STATION
SUPPRESSION GP
CYLINDER HEAD AND VALVE MECHANISM GROUP
4N-0486 CYLINDER HEAD AND VALVE MECHANISM GROUP
4N486 CYLINDER HEAD AND VALVE MECHANISM GROUP
Part of 4N303 and 4N169 Engine Arrangements listed on Page 8
See Page 15 for Gasket Kits

Information:

(For parts list, see above)

Special Instruction
Retrofitting R-12 Air Conditioning Systems To R-134a Refrigerant For Specific Track-Type Loaders{7320}
Retrofitting R-12 Air Conditioning Systems To R-134a Refrigerant For Specific Track-Type Loaders{7320}
Installation Of Air Conditioner Arrangements{7320}
Installation Of Air Conditioner Arrangements{7320}
Retrofitting Caterpillar R-12 Air Conditioning Systems to R-134a Refrigerant{1802, 1805, 1808, 1809, 7320, 7322, 7342, 7343}
Retrofitting Caterpillar R-12 Air Conditioning Systems to R-134a Refrigerant{1802, 1805, 1808, 1809, 7320, 7322, 7342, 7343}
Refrigerant Compressor Functional Test for All Caterpillar Machines{1802}
Refrigerant Compressor Functional Test for All Caterpillar Machines{1802}
Specifications
Refrigerant Compressor
943 & 953 TRACK-TYPE LOADERS
Air Conditioner Group
943 & 953 TRACK-TYPE LOADERS
R-12 Refrigerant <BR> (Use only approved R-12 Refrigerant)
943 & 953 TRACK-TYPE LOADERS
Refrigerant Oil
943 & 953 TRACK-TYPE LOADERS
System Capacities for Refrigerant
Air Conditioning and Heating R-12 All Caterpillar Machines
Refrigerant Compressor
Air Conditioning and Heating R-12 All Caterpillar Machines
Tool Operating Manual
Crimping 1028 Thermoplastic Hose, 2760 Reduced Diameter Thermoplastic Hose, and 1543 Air Conditioning Hose{0374, 0599, 0684, 1808, 1812, 7554}
Crimping 1028 Thermoplastic Hose, 2760 Reduced Diameter Thermoplastic Hose, and 1543 Air Conditioning Hose{0374, 0599, 0684, 1808, 1812, 7554}
Systems Operation
Systems Operation
943 & 953 TRACK-TYPE LOADERS
Glossary of Terms
Air Conditioning and Heating R-12 All Caterpillar Machines
General Information
Air Conditioning and Heating R-12 All Caterpillar Machines
Refrigerant Expansion Valve System
Air Conditioning and Heating R-12 All Caterpillar Machines
Refrigerant Expansion Valve
Air Conditioning and Heating R-12 All Caterpillar Machines
Refrigerant Compressor
Air Conditioning and Heating R-12 All Caterpillar Machines
Refrigerant Condenser
Air Conditioning and Heating R-12 All Caterpillar Machines
Evaporator Coil
Air Conditioning and Heating R-12 All Caterpillar Machines
Receiver-Dryer
Air Conditioning and Heating R-12 All Caterpillar Machines
Refrigerant Accumulator
Air Conditioning and Heating R-12 All Caterpillar Machines
Heating and Air Conditioning Control System
Air Conditioning and Heating R-12 All Caterpillar Machines
Preparation of Air Conditioner Units for Seasonal Use
Air Conditioning and Heating R-12 All Caterpillar Machines
Cab Air Filters
Air Conditioning and Heating R-12 All Caterpillar Machines
Refrigerant Orifice Tube System
Air Conditioning and Heating R-12 All Caterpillar Machines
Identifying the Air Conditioning System
Air Conditioning and Heating R-12 All Caterpillar Machines
Testing and Adjusting
Refrigerant Leakage - Test
Air Conditioning and Heating R-12 All Caterpillar Machines
Refrigerant Recovery
Air Conditioning and Heating R-12 All Caterpillar Machines
Visual Inspection
Air Conditioning and Heating R-12 All Caterpillar Machines
Manifold Gauge Set (Refrigerant) - Install
Air Conditioning and Heating R-12 All Caterpillar Machines
Troubleshooting Heating and Air Conditioning Control System
Air Conditioning and Heating R-12 All Caterpillar Machines
Refrigerant System - Charge
Air Conditioning and Heating R-12 All Caterpillar Machines
Air Conditioning System Troubleshooting
Air Conditioning and Heating R-12 All Caterpillar Machines
General Troubleshooting Information
Air Conditioning and Heating R-12 All Caterpillar Machines
Manifold Gauge Set (Refrigerant) - Remove
Air Conditioning and Heating R-12 All Caterpillar Machines
Refrigerant System - Evacuate
Air Conditioning and Heating R-12 All Caterpillar Machines
Refrigerant Compressor Oil - Check
Air Conditioning and Heating R-12 All Caterpillar Machines
Machine Preparation for Troubleshooting
Air Conditioning and Heating R-12 All Caterpillar Machines
Disassembly and Assembly
Air Conditioning Expansion Valve
943-953 TRACK-TYPE LOADERS VEHICLE SYSTEMS
Air Conditioning Evaporator Coil
943-953 TRACK-TYPE LOADERS VEHICLE SYSTEMS
Air Conditioning Condenser
943-953 TRACK-TYPE LOADERS VEHICLE SYSTEMS
Air Conditioning Compressor
943-953 TRACK-TYPE LOADERS VEHICLE SYSTEMS
Air Conditioning Compressor Clutch And Pulley
943-953 TRACK-TYPE LOADERS VEHICLE SYSTEMS
Air Conditioning Compressor Coil
943-953 TRACK-TYPE LOADERS VEHICLE SYSTEMS
Air Conditioning Compressor Shaft Seal
943-953 TRACK-TYPE LOADERS VEHICLE SYSTEMS
Machine Preparation for Disassembly and Assembly
Air Conditioning and Heating R-12 All Caterpillar Machines
General Information
Air Conditioning and Heating R-12 All Caterpillar Machines
Refrigerant Compressor - Remove and Install
Air Conditioning and Heating R-12 All Caterpillar Machines
Refrigerant Accumulator - Remove and Install
Air Conditioning and Heating R-12 All Caterpillar Machines
Refrigerant Expansion Valve - Remove and Install
Air Conditioning and Heating R-12 All Caterpillar Machines
Receiver-Dryer - Remove and Install
Air Conditioning and Heating R-12 All Caterpillar Machines
In-Line Refrigerant Dryer - Remove and Install
Air Conditioning and Heating R-12 All Caterpillar Machines
Refrigerant Orifice Tube - Remove and Install
Air Conditioning and Heating R-12 All Caterpillar Machines
Service Magazine
Increased Capacity Circuit Breaker In Air Conditioning Electrical Systems{1420,7320}
1987/04/06
Use 8G7094 Tube Assembly For Air Conditioner{7320,7567}
1989/07/17
Special Instruction SEHS9734-01 Is Available For Retrofitting R-12 Air Conditioning Systems To R-134a Refrigerant {7320,1809}
1994/12/19
Parts Manuals May List Air Conditioning Compressors Incorrectly {1802,1809,7320}
1996/10/07
Proper Retrofitting Of Air Conditioning Refrigerants{7320}
1996/11/11
New Test Procedure For Testing Air Conditioning Electrical Components {4466,1435}
1999/11/29
New Cab Air Filters Provide Improved Efficiency and Odor Reduction {7309, 7320, 7342}
2002/07/08
Part Numbers for Electric Motors That Are Used in HVAC Have Changed {5927}
2000/10/30
Preparation of Air Conditioner Units for Seasonal Use {7320}
2002/05/27
Nexus Retrofit Air Conditioning and Heating Parts for Other Than Caterpillar Construction Equipment and On-Highway Trucks {7320}
Nexus Retrofit Air Conditioning and Heating Parts for Other Than Caterpillar Construction Equipment and On-Highway Trucks {7320}
Refrigerant Identification Instrument is Available {1809}
2006/08/14
Correction to Troubleshooting , "Required Tools" {1808}
2010/10/06
New Pressure Switch Is Now Used For Air Conditioner Refrigerant On Certain Cat Products {1435, 1809}
2011/06/06
An Air Conditioner Kit for Use When Servicing the Air Conditioning System Is Now Available {7320, 7320}
2012/08/24
Recent Changes to the R134a Refrigerant Air Conditioning Manuals Are Now Available for All Caterpillar Products {0374, 1802, 1805, 1807, 1808, 1809, 7309, 7320, 7322, 7343}
2014/07/17
Special Instruction
&quot;A Series&quot; Governor And Air/Fuel Ratio Control Response And Low Power Test{0374}
"A Series" Governor And Air/Fuel Ratio Control Response And Low Power Test{0374}
Replacing Bonded Windows {7310}
Replacing Bonded Windows {7310}
Improving the Environment of the Operator{7301}
Improving the Environment of the Operator{7301}
Maintenance Guide For Cab Pressurization on All Caterpillar Products{0374, 0644, 0768, 7301, 7311, 7500}
Maintenance Guide For Cab Pressurization on All Caterpillar Products{0374, 0644, 0768, 7301, 7311, 7500}
Disassembly and Assembly
Cab
943-953 TRACK-TYPE LOADERS VEHICLE SYSTEMS
Cab Tilt Cylinder
943-953 TRACK-TYPE LOADERS VEHICLE SYSTEMS
Cab Door Latches And Strikers
943-953 TRACK-TYPE LOADERS VEHICLE SYSTEMS
Service Magazine
Special Link Bracket Available To Lift Platform And Cab On 943 Loaders{0644,7300,7253}
1981/01/12
Procedure To Tilt Operator Platform On Machines Without A Cab{7253}
1981/02/09
Different Mounting Hardware Used In Rollover Protective System Group, Mirror Group And Cover Group{7325,7319,7329}
1981/05/25
Improvements Made To Cab Pressurizer Group{7311}
1981/11/23
Procedures To Tilt Cab/ROPS/Platform To 90&deg;; Platform Bolt Torque Changed{7253,7300}
1982/04/19
Warning: Do Not Start Engine With Cab/ROPS/Platform Tilted To 90&deg;{7253,7301,7325,0375,0374}
1982/04/19
Kit Available For Repair of Cab Tilt Actuator{7253,7325}
1982/07/19
New Crankshaft Seal Group Has Assembled Rear Seal And Wear Sleeve{1161}
1982/10/18
New Latch Assemblies Used To Hold Cab Doors Open{7308}
1983/08/08
Procedure Changed To Tilt The Cab/ROPS/Platform On Hydrostatic Loaders{7253,7300}
1984/02/20
New Hoses Used In Cab Heater Group Have Increased Resistance To Leaks{7304}
1984/05/21
Heater Arrangements Available For Loaders Without Cabs{7304}
1984/09/03
Cab Tilt Braces Available As Service Tools {0635}
1987/08/03
Updated List Of Charts And Decals Available For Lubrication And Maintenance Intervals{0374,0375,7500,7557,7581}
1990/08/06
Seat Tethers Information and Locations{7324}
1995/10/16
Part Numbers for Electric Motors That Are Used in HVAC Have Changed {5927}
2000/10/30
Material for Sound Suppression in the Cab is Available {7301, 7325, 7329, 7330}
2001/01/22
Cab Certification {7323, 7325}
2005/03/21
Ordering a Replacement Operator Protective Structure (OPS) Certification Film {7323, 7325, 7405, 7557}
2007/02/12
Direct Shipping Process and New Packaging for Replacement Glass {7301, 7308, 7310, 7325}
2007/03/26
Use of Dry Lubricant is Recommended {0645, 7301}
2007/07/09
Improved Procedure for the Retention of the Identification Film for the Roll Over Protective Structure (ROPS) and Falling Object Protective Structure (FOPS) {7323, 7325, 7405, 7557}
2009/07/27
A Procedure for Replacing Bonded Windows on All Caterpillar Products Is Now Available {7310}
2009/11/02
Use FT1711 Light Table For Cylinder Liner Inspection {0652,1216}
1982/11/29
Improved Start Switch Used{1416}
1987/05/25
9G7641 Start Switch Is Improved{1416,1400}
1988/05/16
Specifications
Third Control Valve<BR> (9J817)
943 & 953 TRACK-TYPE LOADERS
Bucket Control Group
943 & 953 TRACK-TYPE LOADERS
Disassembly and Assembly
Bucket Lever And Link
943-953 TRACK-TYPE LOADERS VEHICLE SYSTEMS
Service Magazine
Orifice/Choke Added To Tilt Cylinder Lines For Better Bucket Control{5057}
1982/03/15
Revised Special Instruction, SEHS8433-04, &quot;Repair Of Wheel And Track Loader Lift Arms And Levers&quot; Available {0374,6107,6116,6119}
1998/12/07
Dirty Batteries Cause Light In LED's Of EMS Panel With Disconnect Switch Off{7490,1401}
1981/09/21
New Oil Pressure Switch Used With EMS Systems{7485}
1986/03/10
Ether Starting Aid System Improves Cold Weather Starts{1456}
1979/03/19
Disassembly and Assembly
Forward-Reverse Controls
943 & 953 TRACK-TYPE LOADER POWER TRAIN
Hydraulic Control Linkage
943-953 TRACK-TYPE LOADERS VEHICLE SYSTEMS
Service Magazine
New Procedure For Adjustment Of Tilt And Lift Detents In Hydraulic Control Valve{5051}
1981/09/07
Lock Pins Used In Place Of Cotter Pins In The Hydraulic Control Linkage{5063,7300}
1981/09/21
New Tube Assemblies Prevent Distortion Of Hydraulic Implement Control Valve{5051,5057}
1985/08/12
Use Correct Contact Point With Dial Indicator To Be Sure Of The Accuracy Of The Measurements Of Fuel Setting And Fuel Ratio Control Setting On Sleeve Metering Fuel Systems{0653,1250}
1977/09/26
New Metering Pump Groups For Steering Control Prevent Oil Leaks {4300, 4301, 4312}
2010/08/19
New Grommets Make A Better Seal{7306}
1981/10/19
Special Instruction
Replacing Bonded Windows {7310}
Replacing Bonded Windows {7310}
Disassembly and Assembly
Cab Door Latches And Strikers
943-953 TRACK-TYPE LOADERS VEHICLE SYSTEMS
Service Magazine
New Latch Assemblies Used To Hold Cab Doors Open{7308}
1983/08/08
Direct Shipping Process and New Packaging for Replacement Glass {7301, 7308, 7310, 7325}
2007/03/26
Proper Maintenance Improves Performance of Lock Cylinders {0645, 7273, 7308}
Proper Maintenance Improves Performance of Lock Cylinders {0645, 7273, 7308}
Air Filter Maintenance{1051,1054}
1991/09/30
Lubricant Will Ease Installation Of Secondary Radial Seal Air Filter Element {1054}
1994/04/25
Special Instruction
Maintenance Guide For Cab Pressurization on All Caterpillar Products{0374, 0644, 0768, 7301, 7311, 7500}
Maintenance Guide For Cab Pressurization on All Caterpillar Products{0374, 0644, 0768, 7301, 7311, 7500}
Service Magazine
New Cab Air Filters Provide Improved Efficiency and Odor Reduction {7309, 7320, 7342}
2002/07/08
Tool Operating Manual
Crimping 1028 Thermoplastic Hose, 2760 Reduced Diameter Thermoplastic Hose, and 1543 Air Conditioning Hose{0374, 0599, 0684, 1808, 1812, 7554}
Crimping 1028 Thermoplastic Hose, 2760 Reduced Diameter Thermoplastic Hose, and 1543 Air Conditioning Hose{0374, 0599, 0684, 1808, 1812, 7554}
Systems Operation
Heating and Air Conditioning Control System
Air Conditioning and Heating R-12 All Caterpillar Machines
Heating System Schematic
Air Conditioning and Heating R-12 All Caterpillar Machines
Disassembly and Assembly
Heater Control Valve
943-953 TRACK-TYPE LOADERS VEHICLE SYSTEMS
Heater Core
943-953 TRACK-TYPE LOADERS VEHICLE SYSTEMS
Service Magazine
Larger Diameter Heater Control Shaft Gives Better Performance{7304}
1982/01/18
New Clips And Hardware Used To Prevent Damage To Heater Hose{7304}
1983/05/23
New Hoses Used In Cab Heater Group Have Increased Resistance To Leaks{7304}
1984/05/21
Heater Arrangements Available For Loaders Without Cabs{7304}
1984/09/03
Part Numbers for Electric Motors That Are Used in HVAC Have Changed {5927}
2000/10/30
New Gauges Available {7450}
2010/07/08
Self-Powered Hour Meters Available{7480,7450}
1987/02/16
Polarity Connections And Use Of Service Meter Films When Service Meter Kits Are Installed{7480,7000}
1987/02/16
Fuse And Wire Assembly Is Available For Protection Of Earlier 6N5906 Service Meters{7480}
1979/01/29
More Potting Material Now Used In 6N5906 Electric Service Meter{7480}
1979/11/26
Different Mounting Hardware Used In Rollover Protective System Group, Mirror Group And Cover Group{7325,7319,7329}
1981/05/25
Mirror Moved To New Location{7319}
1981/09/21
New Bracket Used To Move Mirror To A Higher Position{7319}
1982/03/29
Service Letter-NACD
Certain 7N4160 Switch Groups And 9W1077 Switch Assemblies Need To Be Removed From Parts Stock
Certain 7N4160 Switch Groups And 9W1077 Switch Assemblies Need To Be Removed From Parts Stock
Service Letter-Australia
Service Letter-CFEL
Service Letter-CSARL
Service Letter-Americas
Service Letter-Brazil
Service Letter-Truck/Ag/Marine
Service Letter-China
Service Letter-Asia
Service Letter-APD
Disassembly and Assembly
Heater Control Valve
943-953 TRACK-TYPE LOADERS VEHICLE SYSTEMS
Heater Core
943-953 TRACK-TYPE LOADERS VEHICLE SYSTEMS
Receiver-Dryer
943-953 TRACK-TYPE LOADERS VEHICLE SYSTEMS
Cab
943-953 TRACK-TYPE LOADERS VEHICLE SYSTEMS
Cab Tilt Cylinder
943-953 TRACK-TYPE LOADERS VEHICLE SYSTEMS
Cab Door Latches And Strikers
943-953 TRACK-TYPE LOADERS VEHICLE SYSTEMS
Stationary Window Glass
943-953 TRACK-TYPE LOADERS VEHICLE SYSTEMS
Sliding Window Glass
943-953 TRACK-TYPE LOADERS VEHICLE SYSTEMS
Service Magazine
Procedure To Tilt Operator Platform On Machines Without A Cab{7253}
1981/02/09
Mirror Moved To New Location{7319}
1981/09/21
Dirty Batteries Cause Light In LED's Of EMS Panel With Disconnect Switch Off{7490,1401}
1981/09/21
New Grommets Make A Better Seal{7306}
1981/10/19
New Windshield Wiper Motor Has More Torque For Increased Load Capacity{7305}
1981/11/09
Improvements Made To Cab Pressurizer Group{7311}
1981/11/23
Larger Diameter Heater Control Shaft Gives Better Performance{7304}
1982/01/18
New Bracket Used To Move Mirror To A Higher Position{7319}
1982/03/29
Procedures To Tilt Cab/ROPS/Platform To 90&deg;; Platform Bolt Torque Changed{7253,7300}
1982/04/19
Warning: Do Not Start Engine With Cab/ROPS/Platform Tilted To 90&deg;{7253,7301,7325,0375,0374}
1982/04/19
New Crankshaft Seal Group Has Assembled Rear Seal And Wear Sleeve{1161}
1982/10/18
New Latch Assemblies Used To Hold Cab Doors Open{7308}
1983/08/08
Procedure Changed To Tilt The Cab/ROPS/Platform On Hydrostatic Loaders{7253,7300}
1984/02/20
Heater Arrangements Available For Loaders Without Cabs{7304}
1984/09/03
Straps Added For Tilting Canopy Assembly{7302,7301}
1984/10/08
Use Caterpillar 6V50 Engine Timing Indicator For Accurate Readings{0782,0785,0775}
1985/05/27
New Oil Pressure Switch Used With EMS Systems{7485}
1986/03/10
Check For Dirt Before Replacing Pyrometer Switch{1050,7466}
1986/12/15
Self-Powered Hour Meters Available{7480,7450}
1987/02/16
Check For Plugged Orifices In Mechanical Pressure Gauges{7450}
1987/03/02
Use Improved Heat Start Switch{1416}
1987/04/20
Two New Self-Powered Digital Tachometers And Signal Generator Available {7462}
1987/05/11
Improved Start Switch Used{1416}
1987/05/25
Cab Tilt Braces Available As Service Tools {0635}
1987/08/03
9G7641 Start Switch Is Improved{1416,1400}
1988/05/16
Fuse And Wire Assembly Is Available For Protection Of Earlier 6N5906 Service Meters{7480}
1979/01/29
Ether Starting Aid System Improves Cold Weather Starts{1456}
1979/03/19
More Potting Material Now Used In 6N5906 Electric Service Meter{7480}
1979/11/26
General Information -- Diesel Fuels In Cold Temperature Operation{1280}
1979/12/17
Special Instruction
Diesel Particulate Filter Monitoring System {108F, 7490}
Diesel Particulate Filter Monitoring System {108F, 7490}
WAVS Installation Guide for Generic Applications{7347, 7348}
WAVS Installation Guide for Generic Applications{7347, 7348}
Generation 3 DPFdm Diagnostic Module Installation Manual - California Only {1000, 1091, 7490}
Generation 3 DPFdm Diagnostic Module Installation Manual - California Only {1000, 1091, 7490}
Installation and Operation of the Exhaust Monitor Used in All Diesel Particulate Filter (DPF) Retrofit Emissions Applications{1091, 1408, 7490, 7498}
Installation and Operation of the Exhaust Monitor Used in All Diesel Particulate Filter (DPF) Retrofit Emissions Applications{1091, 1408, 7490, 7498}
Installation and Operation of the Caterpillar Diesel Particulate Filter (DPF) and the Diagnostic Module for Non-Road Machine Applications (Non-California Applications) {108F, 1091, 7490}
Installation and Operation of the Caterpillar Diesel Particulate Filter (DPF) and the Diagnostic Module for Non-Road Machine Applications (Non-California Applications) {108F, 1091, 7490}
Installation Guide for the Tire Monitoring System on Cat<SUP>&reg;</SUP> and Non-Cat Equipment {4203, 7490}
Installation Guide for the Tire Monitoring System on Cat® and Non-Cat Equipment {4203, 7490}
Service Magazine
Dirty Batteries Cause Light In LED's Of EMS Panel With Disconnect Switch Off{7490,1401}
1981/09/21
New Oil Pressure Switch Used With EMS Systems{7485}
1986/03/10
Ether Starting Aid System Improves Cold Weather Starts{1456}
1979/03/19
General Information -- Diesel Fuels In Cold Temperature Operation{1280}
1979/12/17
New Gauges Available {7450}
2010/07/08
Improved VisionLink<SUP>TM</SUP> Software Is Now Available for Certain Caterpillar Machines {7601}
2012/09/11
Procedure For Improving Compatibility of Product Link Is Now Available on Caterpillar Machines Equipped with Electronic Monitoring Systems (EMS) {7490, 7606}
2013/04/04
New Phone Number for VIMS Support Is Now Available for All Cat<SUP>&reg;</SUP> Products Equipped with VIMS {7601}
2015/03/02
New Software Is Now Available for All Cat<SUP>&reg;</SUP> Products With PL522 China System {7606, 7620}
2015/03/04
New Troubleshooting Procedure Is Now Available for all Cat<SUP>&reg;</SUP> Products Equipped with PL321 VIMS (PL321 VSR) {7606}
2015/05/12
Engine News
New CAT Inspect Form Available for EMCP Troubleshooting and Inspection {0374, 4490, 7451, 7620}
New CAT Inspect Form Available for EMCP Troubleshooting and Inspection {0374, 4490, 7451, 7620}
Special Instruction
Troubleshooting And Repair Of The 5P2160 Engine Horsepower Meter Arrangement<SUP><FONT SIZE=-1>*</FONT></SUP>{0781, 0782}
Troubleshooting And Repair Of The 5P2160 Engine Horsepower Meter Arrangement*{0781, 0782}
Using The 5P2160 Engine Horsepower Meter Arrangement<SUP><FONT SIZE=-1>*</FONT></SUP>{0781, 0782}
Using The 5P2160 Engine Horsepower Meter Arrangement*{0781, 0782}
Use of the 4C6534 Speed Switch Calibration Harness{0781, 0785}
Use of the 4C6534 Speed Switch Calibration Harness{0781, 0785}
Retrofit Installation of Coolant Loss Sensor{1353, 1395, 7422, 7470}
Retrofit Installation of Coolant Loss Sensor{1353, 1395, 7422, 7470}
Service Letter-NACD
Certain 7N4160 Switch Groups And 9W1077 Switch Assemblies Need To Be Removed From Parts Stock
Certain 7N4160 Switch Groups And 9W1077 Switch Assemblies Need To Be Removed From Parts Stock
Service Letter-Australia
Service Letter-CFEL
Service Letter-CSARL
Service Letter-Americas
Service Letter-Brazil
Service Letter-Truck/Ag/Marine
Service Letter-China
Service Letter-Asia
Service Letter-APD
Service Magazine
Dirty Batteries Cause Light In LED's Of EMS Panel With Disconnect Switch Off{7490,1401}
1981/09/21
New 6N1345 Tachometer Drive Adapter Available{0651}
1981/10/05
Improved Temperature Gauges Available For Transmission Oil And Engine Coolant {7453}
1984/01/16
New Oil Pressure Switch Used With EMS Systems{7485}
1986/03/10
Check For Dirt Before Replacing Pyrometer Switch{1050,7466}
1986/12/15
New Special Instruction For Troubleshooting 5P2150 Engine Horsepower Meter{0651,1250}
1977/01/17
Use Correct Contact Point With Dial Indicator To Be Sure Of The Accuracy Of The Measurements Of Fuel Setting And Fuel Ratio Control Setting On Sleeve Metering Fuel Systems{0653,1250}
1977/09/26
Self-Powered Hour Meters Available{7480,7450}
1987/02/16
Polarity Connections And Use Of Service Meter Films When Service Meter Kits Are Installed{7480,7000}
1987/02/16
Check For Plugged Orifices In Mechanical Pressure Gauges{7450}
1987/03/02
Two New Self-Powered Digital Tachometers And Signal Generator Available {7462}
1987/05/11
Improved Start Switch Used{1416}
1987/05/25
Magnetic Switches (Starter Relays) Improved{1450}
1988/03/14
9G7641 Start Switch Is Improved{1416,1400}
1988/05/16
Fuse And Wire Assembly Is Available For Protection Of Earlier 6N5906 Service Meters{7480}
1979/01/29
Voltage Regulator Can Cause Variable Ammeter Indications{1410,1401,1405,1406,7467}
1979/10/22
More Potting Material Now Used In 6N5906 Electric Service Meter{7480}
1979/11/26
Procedure For Replacing Batteries, Battery Cables Or Disconnect Switches {1401,1402,1411}
1989/05/01
Procedure For Replacing Batteries, Battery Cables Or Disconnect Switches {1401,1402,1411}
1989/05/01
Service Meter Adjustment Is Now Available in VisionLink<SUP>TM</SUP> {7478, 7606}
2014/08/20
Special Instruction
Maintenance Guide For Cab Pressurization on All Caterpillar Products{0374, 0644, 0768, 7301, 7311, 7500}
Maintenance Guide For Cab Pressurization on All Caterpillar Products{0374, 0644, 0768, 7301, 7311, 7500}
Service Magazine
Improvements Made To Cab Pressurizer Group{7311}
1981/11/23
Improved Vandalism Guards{7315}
1981/06/22
Modification To Guard Assembly{7315}
1981/09/28
New Vandalism Guard Prevents Damage When The Platform Is Tilted{7315}
1983/04/25
Check For Dirt Before Replacing Pyrometer Switch{1050,7466}
1986/12/15
Special Instruction
Change the Frequency Band of Entertainment Radios {7338}
Change the Frequency Band of Entertainment Radios {7338}
Technical Information Bulletin
Miswiring Issues with Installation of the Product Link 121 and Product Link 321{7606}
Miswiring Issues with Installation of the Product Link 121 and Product Link 321{7606}
Product Link Registration Problems{733T, 7606}
Product Link Registration Problems{733T, 7606}
Leaks Have Been Reported Between the Antenna and the Cab on Certain Cat Product{7338}
Leaks Have Been Reported Between the Antenna and the Cab on Certain Cat Product{7338}
Tool Operating Manual
317-7492 Wireless Radio{7338}
317-7492 Wireless Radio{7338}
Service Magazine
New 12 Volt AM/FM Radios Are Available {7338}
2000/03/20
New Processes Improve Registration of Product Link {7338, 7606}
2008/04/14
A New Antenna For The Product Link Is Available {7010, 733T}
2008/06/09
Special Instruction
Inspection, Maintenance, and Repair of Operator Protective Structures (OPS) and Attachment Installation Guidelines for All Earthmoving Machinery, If Equipped {7323, 7325}
Inspection, Maintenance, and Repair of Operator Protective Structures (OPS) and Attachment Installation Guidelines for All Earthmoving Machinery, If Equipped {7323, 7325}
Technical Information Bulletin
Maintaining the Protective Structure (ROPS/FOPS) Certification when Making Modifications To (ROPS/FOPS) {7323, 7325, 7715}
Maintaining the Protective Structure (ROPS/FOPS) Certification when Making Modifications To (ROPS/FOPS) {7323, 7325, 7715}
Service Magazine
Different Mounting Hardware Used In Rollover Protective System Group, Mirror Group And Cover Group{7325,7319,7329}
1981/05/25
Procedures To Tilt Cab/ROPS/Platform To 90&deg;; Platform Bolt Torque Changed{7253,7300}
1982/04/19
Warning: Do Not Start Engine With Cab/ROPS/Platform Tilted To 90&deg;{7253,7301,7325,0375,0374}
1982/04/19
Procedure Changed To Tilt The Cab/ROPS/Platform On Hydrostatic Loaders{7253,7300}
1984/02/20
Heater Arrangements Available For Loaders Without Cabs{7304}
1984/09/03
Straps Added For Tilting Canopy Assembly{7302,7301}
1984/10/08
Ordering a Replacement Operator Protective Structure (OPS) Certification Film {7323, 7325, 7405, 7557}
2007/02/12
Improved Procedure for the Retention of the Identification Film for the Roll Over Protective Structure (ROPS) and Falling Object Protective Structure (FOPS) {7323, 7325, 7405, 7557}
2009/07/27
Special Instruction
Installation of Seat Belt Reminder Systems {1408, 1901, 1902, 7327, 7602, 7606, 7610, 7620}
Installation of Seat Belt Reminder Systems {1408, 1901, 1902, 7327, 7602, 7606, 7610, 7620}
Technical Information Bulletin
Operator Seat Belt Not Retracting {7327}
Operator Seat Belt Not Retracting {7327}
Service Magazine
Seat Tethers Information and Locations{7324}
1995/10/16
Correction to Service Magazine , "New Slider Block Kit Improves Suspension Seat Ride" {7324}
2000/05/15
Longer Seat Belts Can Be Installed If Necessary {7327}
2005/09/19
A New Service Replacement Hose Is Now Available for Certain Seat Suspensions {7324}
A New Service Replacement Hose Is Now Available for Certain Seat Suspensions {7324}
Material for Sound Suppression in the Cab is Available {7301, 7325, 7329, 7330}
2001/01/22
New 6N1345 Tachometer Drive Adapter Available{0651}
1981/10/05
Two New Self-Powered Digital Tachometers And Signal Generator Available {7462}
1987/05/11
Special Instruction
Use of 8T5200 Signal Generator/Counter Group{0778, 0783, 0785}
Use of 8T5200 Signal Generator/Counter Group{0778, 0783, 0785}
Use of the 4C6534 Speed Switch Calibration Harness{0781, 0785}
Use of the 4C6534 Speed Switch Calibration Harness{0781, 0785}
Maintenance Guide For Cab Pressurization on All Caterpillar Products{0374, 0644, 0768, 7301, 7311, 7500}
Maintenance Guide For Cab Pressurization on All Caterpillar Products{0374, 0644, 0768, 7301, 7311, 7500}
Tool Operating Manual
Crimping 1028 Thermoplastic Hose, 2760 Reduced Diameter Thermoplastic Hose, and 1543 Air Conditioning Hose{0374, 0599, 0684, 1808, 1812, 7554}
Crimping 1028 Thermoplastic Hose, 2760 Reduced Diameter Thermoplastic Hose, and 1543 Air Conditioning Hose{0374, 0599, 0684, 1808, 1812, 7554}
Service Magazine
Use Caterpillar 6V50 Engine Timing Indicator For Accurate Readings{0782,0785,0775}
1985/05/27
New 1U9139 Universal Fuel Line Pickup Available{0775}
1988/05/23
Revised Instructions For Installation of New Maintenance Free Batteries{1401,1400}
1988/12/12
Improved Rod Used For Rear Window Wiper {7305}
1981/09/14
New Grommets Make A Better Seal{7306}
1981/10/19
New Windshield Wiper Motor Has More Torque For Increased Load Capacity{7305}
1981/11/09
Larger Shaft In Windshield Wiper Motor Helps Prevent Failures {7305}
1983/04/18
Washer Pump Assemblies Must Be Primed Properly {7306}
2007/08/06
Special Instruction
Replacing Bonded Windows {7310}
Replacing Bonded Windows {7310}
Disassembly and Assembly
Stationary Window Glass
943-953 TRACK-TYPE LOADERS VEHICLE SYSTEMS
Sliding Window Glass
943-953 TRACK-TYPE LOADERS VEHICLE SYSTEMS
Service Magazine
Improved Rod Used For Rear Window Wiper {7305}
1981/09/14
Washer Pump Assemblies Must Be Primed Properly {7306}
2007/08/06
A Procedure for Replacing Bonded Windows on All Caterpillar Products Is Now Available {7310}
2009/11/02
Disassembly and Assembly
Windshield Wiper Motor And Linkage (Front)
943-953 TRACK-TYPE LOADERS VEHICLE SYSTEMS
Windshield Wiper Motors And Linkages (Rear)
943-953 TRACK-TYPE LOADERS VEHICLE SYSTEMS
Service Magazine
Improved Rod Used For Rear Window Wiper {7305}
1981/09/14
New Grommets Make A Better Seal{7306}
1981/10/19
New Windshield Wiper Motor Has More Torque For Increased Load Capacity{7305}
1981/11/09
Larger Shaft In Windshield Wiper Motor Helps Prevent Failures {7305}
1983/04/18
Washer Pump Assemblies Must Be Primed Properly {7306}
2007/08/06
Special Link Bracket Available To Lift Platform And Cab On 943 Loaders{0644,7300,7253}
1981/01/12
Procedure To Tilt Operator Platform On Machines Without A Cab{7253}
1981/02/09
Procedures To Tilt Cab/ROPS/Platform To 90&deg;; Platform Bolt Torque Changed{7253,7300}
1982/04/19
Warning: Do Not Start Engine With Cab/ROPS/Platform Tilted To 90&deg;{7253,7301,7325,0375,0374}
1982/04/19
Kit Available For Repair of Cab Tilt Actuator{7253,7325}
1982/07/19
Procedure Changed To Tilt The Cab/ROPS/Platform On Hydrostatic Loaders{7253,7300}
1984/02/20
Procedure To Purge Air From Platform Tilt Jacks{7253}
1984/08/20
Technical Information Bulletin
Product Link Antenna Placement{7606}
Product Link Antenna Placement{7606}
Specifications
Speed And Direction Control Group<BR> (8G142) - 943, (8G1015) - 953
943 & 953 TRACK-TYPE LOADERS
Disassembly and Assembly
Speed-Brake Control
943 & 953 TRACK-TYPE LOADER POWER TRAIN
Service Magazine
Two Possible Causes For Slow Directional Shifting{3216,3208}
1988/04/18
Troubleshooting
Incorrect Transmission Control Lever Response - Check
943 Track-Type Loader Hydrostatic Power Control Unit
Machine Will Not Move - Check
943 Track-Type Loader Hydrostatic Power Control Unit
Disassembly and Assembly
Speed-Brake Control
943 & 953 TRACK-TYPE LOADER POWER TRAIN
Steer Lever Control Assembly
943 & 953 TRACK-TYPE LOADER POWER TRAIN
Service Magazine
Improved Check Valve (Quick Response Valve) Used In Transmission Control Group{3208}
1982/05/03
Lock No Longer Used Under Nut On Adjustment Screw For Underspeed Cut-In{3216}
1982/05/10
New Adapter Installs Easier And Prevents Possible Assembly Damage In Transmission Control{3200}
1983/08/22
Make Sure All Parts Are Transferred From Used Transmission Control Valve To New Valve When A Replacement Is Made{3208}
1984/11/19
Specifications
Steering Control Group (8G143)
943 & 953 TRACK-TYPE LOADERS
Speed Override And Brake Control Group<BR> (7P6610)
943 & 953 TRACK-TYPE LOADERS
Troubleshooting
Machine Operation - Check
943 Track-Type Loader Hydrostatic Power Control Unit
Incorrect Center Pedal Response - Check
943 Track-Type Loader Hydrostatic Power Control Unit
Incorrect Steering Pedal Response - Check
943 Track-Type Loader Hydrostatic Power Control Unit
Disassembly and Assembly
Steering Controls
943 & 953 TRACK-TYPE LOADER POWER TRAIN
Service Magazine
Color Coded Dust Caps for S&middot;O&middot;S Ports Will Be Available {7770}
2003/12/01
Improved Procedure for the Retention of the Identification Film for the Roll Over Protective Structure (ROPS) and Falling Object Protective Structure (FOPS) {7323, 7325, 7405, 7557}
2009/07/27

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