1W0370 MUFFLER AS Caterpillar parts
973
Rating:
Alternative (cross code) number:
CA1W0370
1W-0370
1W0370
CA1W0370
1W-0370
1W0370
Weight: 32 pounds 14 kg.
Information:
BODY DIAMETER/WIDTH
228.6
mm
BODY LENGTH
825.5
mm
INLET ID
102.4
mm
OUTLET OD
105.2
mm
OVAL HEIGHT
0
mm
OVERALL LENGTH
1089.8
mm
PROTECTIVE SHIELD
N
WITH EJECTOR
N
WITH MOUNTING BRACKET
N
WITH OUTER WRAP
N
TRACK LOADER,
Related part:
1W0370
MUFFLER-YM
3607869
CL
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CTP 1W0370 Muffler Assembly for Model 973
CTP For model 973 || Sold in each || Easy in-and-out fit
CTP For model 973 || Sold in each || Easy in-and-out fit
CTP 1W0370 Muffler Assembly for Model 973
CTP For model 973 || Sold in each || Easy in-and-out fit
CTP For model 973 || Sold in each || Easy in-and-out fit
Compatible equipment models: 1W0370:
Information:
System Operation
Illustration 1 g01944833
(1) Diesel Oxidation Catalyst (DOC)
(2) Muffler (if equipped)
(3) Diesel Particulate Filter (DPF)
(4) ARD body
(5) Connection for the coolant
(6) ARD head
(7) Pilot fuel line
(8) Main fuel line
(9) Spark plug
(10) Relay for the Heated Nozzle
(11) Line for combustion air
(12) Exhaust from turbocharger
(13) ARD air valve controller
(14) ARD combustion air valve
(15) Compressed air from turbocharger
(16) Ignition coil
(17) ARD fuel manifold
(18) In-line fuel filter
(19) Electric priming pump
(20) Primary fuel filter
(21) Fuel from tank
(22) Electronic Control Module (ECM) Clean Emissions Module Basics
The clean emissions module contains a number of mechanical and electronic components that aid in reducing the various exhaust emissions emitted from the engine.The two major functions of the clean emissions module are:
Oxidize Carbon Monoxide and Hydrocarbon emissions through the Diesel Oxidation Catalyst (DOC) and trap particulate matter emissions (soot) in the Diesel Particulate Filter (DPF).
Clean the trapped particulate matter emissions from the DPF using a process called Regeneration.The Clean Emissions Module (CEM) contains the Aftertreatment Regeneration Device (ARD). The ARD is used to regenerate, or clean, the soot from the DPF. The ARD is made up of a fuel, air, and electrical subsystems. Regeneration is a process which uses diesel fuel and boost air from the turbocharger to create a high temperature flame. The heat from that high temperature flame is introduced to the inlet of the DPF.In order to regenerate the DPF at the right time, the engine ECM must know how much soot is in the DPF. Measurement of soot is accomplished through the following means:
Delta pressure measurement across the DPF
Calculated model based on developed engine out soot measurementsThe information gathered from these three inputs is then converted into a percentage of soot output that is viewable through electronic soot level gauges. These gauges can be found in the various operator displays used with Cat Industrial Engines. The soot level may be displayed as a graphical bar, or as an actual percentage. Soot level can also be viewed through Caterpillar Electronic Technician (ET).Soot Level Outputs
The soot level percentage that is generated by the engine ECM is used in determining:
When to activate the DPF lamp
When to activate the action lamp (for high soot load events)
When to activate the action alarm (for high soot load events) (if equipped)
When to activate the forced engine low idle strategy
When to activate the forced engine shutdown strategy
Regeneration lockout
When a manual regeneration is allowed
When a low speed regeneration is allowed
When a high speed regeneration is allowedDPF Lamp - The DPF lamp will be illuminated at an 80 percent soot level.Action Lamp - The action lamp will be illuminated at a 100 percent soot level. The DPF lamp will remain on with the action lamp. Action Alarm - The action alarm will be activated at a 116 percent soot level.Forced low idle strategy - The forced low idle strategy will be activated after the soot level has been at 116 percent for 5 minutes. At this time, the engine will automatically drop to the programmed low idle speed. The only method to unlock the low
Illustration 1 g01944833
(1) Diesel Oxidation Catalyst (DOC)
(2) Muffler (if equipped)
(3) Diesel Particulate Filter (DPF)
(4) ARD body
(5) Connection for the coolant
(6) ARD head
(7) Pilot fuel line
(8) Main fuel line
(9) Spark plug
(10) Relay for the Heated Nozzle
(11) Line for combustion air
(12) Exhaust from turbocharger
(13) ARD air valve controller
(14) ARD combustion air valve
(15) Compressed air from turbocharger
(16) Ignition coil
(17) ARD fuel manifold
(18) In-line fuel filter
(19) Electric priming pump
(20) Primary fuel filter
(21) Fuel from tank
(22) Electronic Control Module (ECM) Clean Emissions Module Basics
The clean emissions module contains a number of mechanical and electronic components that aid in reducing the various exhaust emissions emitted from the engine.The two major functions of the clean emissions module are:
Oxidize Carbon Monoxide and Hydrocarbon emissions through the Diesel Oxidation Catalyst (DOC) and trap particulate matter emissions (soot) in the Diesel Particulate Filter (DPF).
Clean the trapped particulate matter emissions from the DPF using a process called Regeneration.The Clean Emissions Module (CEM) contains the Aftertreatment Regeneration Device (ARD). The ARD is used to regenerate, or clean, the soot from the DPF. The ARD is made up of a fuel, air, and electrical subsystems. Regeneration is a process which uses diesel fuel and boost air from the turbocharger to create a high temperature flame. The heat from that high temperature flame is introduced to the inlet of the DPF.In order to regenerate the DPF at the right time, the engine ECM must know how much soot is in the DPF. Measurement of soot is accomplished through the following means:
Delta pressure measurement across the DPF
Calculated model based on developed engine out soot measurementsThe information gathered from these three inputs is then converted into a percentage of soot output that is viewable through electronic soot level gauges. These gauges can be found in the various operator displays used with Cat Industrial Engines. The soot level may be displayed as a graphical bar, or as an actual percentage. Soot level can also be viewed through Caterpillar Electronic Technician (ET).Soot Level Outputs
The soot level percentage that is generated by the engine ECM is used in determining:
When to activate the DPF lamp
When to activate the action lamp (for high soot load events)
When to activate the action alarm (for high soot load events) (if equipped)
When to activate the forced engine low idle strategy
When to activate the forced engine shutdown strategy
Regeneration lockout
When a manual regeneration is allowed
When a low speed regeneration is allowed
When a high speed regeneration is allowedDPF Lamp - The DPF lamp will be illuminated at an 80 percent soot level.Action Lamp - The action lamp will be illuminated at a 100 percent soot level. The DPF lamp will remain on with the action lamp. Action Alarm - The action alarm will be activated at a 116 percent soot level.Forced low idle strategy - The forced low idle strategy will be activated after the soot level has been at 116 percent for 5 minutes. At this time, the engine will automatically drop to the programmed low idle speed. The only method to unlock the low
Caterpillar parts catalog:
Parts muffler Caterpillar catalog:
1164178
MUFFLER AS
953C, 963B
953C, 963B
1004594
MUFFLER AS
963B
963B
8S0905
MUFFLER AS
14E, 627, 815, 966C, D4E SR
14E, 627, 815, 966C, D4E SR
1077473
MUFFLER AS
939, 939C, D5C III
939, 939C, D5C III
1260734
MUFFLER AS
933, 933C, D3C III, D4C III
933, 933C, D3C III, D4C III
6I2518
MUFFLER AS
D4H XL
D4H XL
1123249
MUFFLER AS
12G, 140G, 14G, 160G, D6F SR, D6G SR
12G, 140G, 14G, 160G, D6F SR, D6G SR
1737129
MUFFLER AS
561M, D5M
561M, D5M
1703309
MUFFLER AS
561M, D5M
561M, D5M