145-3522 HEATER & MTG GP-CAB S/N 9FS1-UP; 2KW1-UP; 6SW1-UP; 9NW1-UP PART OF 144-7426 HEATER AR-CAB 312B L

OPERATOR STATION

HEATER GP

0. 145-3522 HEATER & M
1. 144-7426 HEATER AR-
2. 144-3680 HEATER GP-

HORN GP

3. 4I-5408 HORN GP-EL

WINDOW GP

4. 142-1250 LATCH GP-F
5. 142-1251 LATCH GP-F

AIR CONDITIONER GP

6. 147-8431 LINES GP-A

HEATER GP

7. 135-2236 LINES GP-H

CAB GP

8. 7Y-0059 LITERATURE

MIRROR GP

9. 108-9836 MIRROR GP-
0. INFORMATION

EXCAVATOR 312B L EXCAVATOR 2KW
312B & 312B L Excavators 2KW00001-UP (MACHINE) POWERED BY 3054 Engine SEBP2699 312B L 2KW (1997)

OPERATOR STATION

HEATER GP

139-2619 CONNECTOR GP-CAB HEATER LINES

151-5638 CONTROL GP-CAB HEATER

126-3053 DUCT GP-DEFROSTER

145-3522 HEATER & MTG GP-CAB

144-7426 HEATER AR-CAB

144-3680 HEATER GP-CAB

135-2236 LINES GP-HEATER

#SEBP26990770

145-3522: HEATER & MTG GP-CAB

HEATER & MTG GP-CAB

145-3522 HEATER & MTG GP-CAB
S/N 9FS1-UP; 2KW1-UP; 6SW1-UP; 9NW1-UP
PART OF 144-7426 HEATER AR-CAB

i00542813 SEBP2699

1453522 HEATER & MTG GP-CAB Parts scheme

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Parts for your 312B L EXCAVATOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	8T-4137 M	[5]	BOLT (M10X1.5X20-MM)
2.	9X-2027	[5]	WASHER (11X18X2-MM THK)
3.	9M-7959	[2]	CLAMP-HOSE
4.	144-3680 Y	[1]	HEATER GP-CAB
5.	7X-2535 M	[1]	BOLT (M6X1X60-MM)
6.	108-0691	[2]	BOOT
7.	112-9642	[1]	HOSE-DEFROST (48CM)
8.	9X-6165	[1]	WASHER (6.5X22X2.5-MM THK)
9.	116-5352	[1]	DUCT AS
10.	119-5026	[4]	SCREW-PAN HEAD (10-16X0.63-IN)
11.	146-4023	[1]	PLUG
	M		METRIC PART
	Y		SEPARATE ILLUSTRATION

#SEBP26990771

144-7426: HEATER AR-CAB

HEATER AR-CAB

144-7426 HEATER AR-CAB
S/N 9FS1-UP; 2KW1-UP; 6SW1-UP; 9NW1-UP
PART OF 141-5665, 183-4854 OPERATOR AR

i00542638 SEBP2699

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Parts for your 312B L EXCAVATOR:

CATERPILLAR SIS

Part No	Qty	Parts name
133-5166 Y	[1]	DUCT GP-CAB AIR
126-3053 Y	[1]	DUCT GP-DEFROSTER
145-3522 Y	[1]	HEATER & MTG GP-CAB
Y		SEPARATE ILLUSTRATION

#SEBP26990772

144-3680: HEATER GP-CAB

HEATER GP-CAB

144-3680 HEATER GP-CAB
S/N 9FS1-UP; 2KW1-UP; 6SW1-UP; 9NW1-UP
PART OF 145-3522 HEATER & MTG GP-CAB

i01085743 SEBP2699

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Parts for your 312B L EXCAVATOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	131-8438	[1]	CASE AS
2.	131-8440	[1]	HOUSING AS
3.	131-8442	[2]	PLATE-ORIFICE
4.	133-7404	[1]	GASKET
5.	141-3024	[1]	COIL AS-HEATER
6.	206-5155	[1]	VALVE AS-WATER
	4B-4863	[4]	WASHER (4.7X11X1.2-MM THK)
	4M-6582	[1]	SEAL-O-RING
	124-0312	[4]	SCREW-PAN HEAD (8-16X0.32-IN)
7.	2P-4339	[1]	NUT-JAM (7/16-28-THD)
8.	3L-4566	[2]	PLUG-BUTTON
9.	5C-9553 M	[1]	BOLT (M6X1X16-MM)
10.	5H-4871	[1]	PLUG
11.	5K-3546	[1]	PLUG-BUTTON
12.	5P-5637 D		SEAL (.1M)
13.	6T-6708	[2]	WASHER (7X28.6X4.1-MM THK)
14.	6V-1668	[2]	WASHER (6.5X29.1X3-MM THK)
15.	8C-3756	[1]	FILM-IDENTIFICATION (AIR CONDITIONER)
16.	8T-0337 M	[9]	SCREW-MACHINE (M4X0.7X12-MM)
17.	8T-4138 M	[21]	BOLT (M6X1X20-MM)
18.	8T-4171 M	[1]	BOLT (M6X1X12-MM)
19.	8T-4205	[24]	WASHER-HARD (7.2X14.5X2-MM THK)
20.	9G-1950	[1]	RESISTOR
21.	9X-2185	[4]	SCREW (8-15X0.44-IN)
22.	9X-8498 M	[1]	BOLT (M6X1X180-MM)
23.	100-3426	[2]	WHEEL AS-BLOWER
24.	108-8161	[1]	SWITCH AS-ROTARY
25.	131-8439	[1]	CASE AS
26.	131-8443	[1]	CASE AS
27.	133-7158	[1]	GASKET
28.	133-7406	[1]	BRACKET AS
	6V-9632 M	[1]	NUT-WELD (M6X1-THD)
29.	133-9012	[1]	FUSE (15-AMPERE)
30.	134-0542	[1]	BRACKET AS
	6V-9632 M	[2]	NUT-WELD (M6X1-THD)
31.	136-6505	[1]	INSULATION
32.	141-3026	[1]	BRACKET
33.	151-5637	[1]	PLATE AS
34.	151-5638 Y	[1]	CONTROL GP-CAB HEATER
35.	151-5639	[1]	POTENTIOMETER AS
36.	151-5640	[2]	KNOB
37.	151-5641 Y	[1]	WIRING GP-HEATER
38.	151-5642 Y	[1]	WIRING GP-HEATER (CONTROL)
39.	151-5644	[1]	FILM (CAB HEATER)
40.	151-5648	[5]	PLUG
41.	151-5649	[2]	PLUG
42.	151-5650	[1]	PLUG
43.	157-3233	[1]	SPACER
44.	4B-4274	[1]	WASHER (5.5X13X1.2-MM THK)
45.	4M-6582	[1]	SEAL-O-RING
46.	3S-2093	[8]	STRAP-CABLE

	174-1494 F	[1]	MOTOR AS-BLOWER (24-VOLT, A/C, HEATER)
	124-0312 F	[4]	SCREW-PAN HEAD (8-16X0.32-IN)
	4B-4863 F	[4]	WASHER (4.7X11X1.2-MM THK)
	D		ORDER BY THE METER
	F		NOT SHOWN
	M		METRIC PART
	Y		SEPARATE ILLUSTRATION

#SEBP26990773

4I-5408: HORN GP-ELECTRIC

HORN GP-ELECTRIC

4I-5408 HORN GP-ELECTRIC
S/N 9FS1-UP; 2KW1-UP; 6SW1-UP; 9NW1-UP
PART OF 141-5660, 144-8805, 150-0740, 150-0775 CHASSIS AR

i00368992 SEBP2699

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Parts for your 312B L EXCAVATOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	8T-4191 M	[2]	BOLT (M10X1.5X16-MM)
2.	8T-4121	[2]	WASHER-HARD (11X21X2.5-MM THK)
3.	7T-0969	[1]	HORN AS (24-VOLT, LOW TONE)
	096-6166	[2]	WASHER-HARD (4.5X9X1-MM THK)
	8C-7581 M	[2]	SCREW-MACHINE (M4X0.7X8-MM)
	9B-7233	[2]	LOCKWASHER
4.	7T-0970	[1]	HORN AS (24-VOLT, HIGH TONE)
	096-6166	[2]	WASHER-HARD (4.5X9X1-MM THK)
	8C-7581 M	[2]	SCREW-MACHINE (M4X0.7X8-MM)
	9B-7233	[2]	LOCKWASHER
	M		METRIC PART

#SEBP26990774

142-1250: LATCH GP-FRONT WINDOW

LATCH GP-FRONT WINDOW

142-1250 LATCH GP-FRONT WINDOW
S/N 9FS1-UP; 2KW1-UP; 6SW1-UP; 9NW1-UP
PART OF 144-6655 FRAME GP-UPPER FRONT WINDOW

i00567847 SEBP2699

1421250 LATCH GP-FRONT WINDOW Parts scheme

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Parts for your 312B L EXCAVATOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	6C-9019	[1]	LEVER
2.	142-1548	[1]	BLOCK-LOCKING (RH)
3.	142-1550	[2]	NUT
4.	6C-9016	[2]	SPRING
5.	6C-9014	[2]	GUIDE-ROD
6.	142-9663	[1]	ROD
7.	6C-9022	[1]	SUPPORT
8.	6C-9017	[1]	ROD
9.	142-1549	[1]	BLOCK-LOCKING (RH)
10.	6C-9011	[1]	RING (BEARING)

#SEBP26990775

142-1251: LATCH GP-FRONT WINDOW

LATCH GP-FRONT WINDOW

142-1251 LATCH GP-FRONT WINDOW
S/N 9FS1-UP; 2KW1-UP; 6SW1-UP; 9NW1-UP
PART OF 144-6655 FRAME GP-UPPER FRONT WINDOW

i00567848 SEBP2699

1421251 LATCH GP-FRONT WINDOW Parts scheme

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Parts for your 312B L EXCAVATOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	6C-9018	[1]	LEVER
2.	142-1541	[1]	BLOCK-LOCKING
3.	142-1550	[2]	NUT
4.	6C-9016	[2]	SPRING
5.	6C-9014	[2]	GUIDE-ROD
6.	142-9663	[1]	ROD
7.	6C-9022	[1]	SUPPORT
8.	6C-9017	[1]	ROD
9.	142-1547	[1]	BLOCK-LOCKING
10.	6C-9011	[1]	RING (BEARING)

#SEBP26990776

147-8431: LINES GP-AIR CONDITIONER

LINES GP-AIR CONDITIONER

147-8431 LINES GP-AIR CONDITIONER
S/N 9FS1-UP; 2KW1-UP; 6SW1-UP; 9NW1-UP
PART OF 144-7772 AIR CONDITIONER AR
AN ATTACHMENT

i00661087 SEBP2699

1478431 LINES GP-AIR CONDITIONER Parts scheme

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Parts for your 312B L EXCAVATOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	105-9488 I	[1]	HOSE AS
2.	146-0675 I	[1]	HOSE AS
3.	122-2739 I	[1]	HOSE AS
4.	147-8437 I	[1]	HOSE AS
5.	113-5946 I	[1]	HOSE AS
6.	7X-0796	[1]	LOCKWASHER (10.2X18.4X2.5-MM THK)
8.	8T-4121	[13]	WASHER-HARD (11X21X2.5-MM THK)
9.	1P-6356	[1]	PLATE
10.	114-5333	[1]	SWITCH AS-PRESSURE
11.	8T-4137 M	[9]	BOLT (M10X1.5X20-MM)
12.	6D-1641	[8]	CLIP (LOOP)
13.	101-8789	[1]	ACCUMULATOR-REFRIGERANT
14.	8T-4139 M	[1]	BOLT (M12X1.75X30-MM)
15.	8T-4223	[1]	WASHER-HARD (13.5X25.5X3-MM THK)
16.	147-8439	[1]	SUPPORT AS
	8T-3597 M	[1]	NUT-WELD (M12X1.75-THD)
17.	113-3438 E		GUARD-HOSE (60 CM)
18.	6D-4636	[1]	CLIP (LOOP)
19.	6V-4356	[1]	CLIP (SLOT)
20.	6V-4357	[1]	CLIP (TAB)
21.	3E-4066	[1]	FITTING AS-AIR CONDITIONER
22.	125-2796	[1]	FITTING AS-AIR CONDITIONER
23.	7Y-4528	[1]	GROMMET
24.	9X-7378	[1]	SEAL-O-RING
25.	9X-7383	[2]	SEAL-O-RING
26.	9X-7380	[5]	SEAL-O-RING
27.	9X-7381	[3]	SEAL-O-RING
28.	9X-7382	[2]	SEAL-O-RING
29.	103-6100	[2]	FITTING AS-AIR CONDITIONER (QUICK DISCONNECT)
30.	3E-3535	[1]	DRYER AS-REFRIGERANT (IN-LINE)
31.	5P-7470	[1]	CLIP (SLOT)
32.	5P-7471	[1]	CLIP (TAB)
33.	8T-4195 M	[2]	BOLT (M10X1.5X30-MM)
34.	8M-2773	[1]	CLIP (LOOP)
35.	8T-4191 M	[1]	BOLT (M10X1.5X16-MM)
36.	113-3438 E		GUARD-HOSE (36 CM)
	E		ORDER BY THE CENTIMETER
	I		REFER TO HYDRAULIC INFORMATION SYSTEM
	M		METRIC PART

#SEBP26990777

135-2236: LINES GP-HEATER

LINES GP-HEATER

135-2236 LINES GP-HEATER
S/N 9FS1-UP; 2KW1-UP; 6SW1-UP; 9NW1-UP
PART OF 141-5660, 144-8805, 150-0740, 150-0775 CHASSIS AR

i00569041 SEBP2699

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Parts for your 312B L EXCAVATOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	096-0061	[2]	STRAP-CABLE
2.	5P-0767 E		HOSE (700CM)
3.	7Y-8170	[3]	GROMMET
4.	5I-3875	[1]	GROMMET
5.	8D-0482	[1]	GROMMET
6.	5D-1026	[4]	CLAMP-BAND
	E		ORDER BY THE CENTIMETER

#SEBP26990778

7Y-0059: LITERATURE GP

LITERATURE GP

7Y-0059 LITERATURE GP
S/N 9FS1-UP; 2KW1-UP; 6SW1-UP; 9NW1-UP
PART OF 141-5660, 144-8805, 150-0740, 150-0775 CHASSIS AR

i00422801 SEBP2699

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Parts for your 312B L EXCAVATOR:

CATERPILLAR SIS

Part No	Qty	Parts name
099-3645	[1]	CABLE-LANYARD
5P-8500	[2]	KEY
5P-7958	[2]	SLEEVE-CABLE SPLICE

#SEBP26990779

108-9836: MIRROR GP-SIDE VIEW

MIRROR GP-SIDE VIEW

108-9836 MIRROR GP-SIDE VIEW
S/N 9FS1-UP; 2KW1-UP; 6SW1-UP; 9NW1-UP
PART OF 141-5660, 144-8805, 150-0740, 150-0775 CHASSIS AR

i00487638 SEBP2699

1089836 MIRROR GP-SIDE VIEW Parts scheme

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Parts for your 312B L EXCAVATOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	4I-8135	[1]	MIRROR
2.	114-6294	[1]	BAR AS
3.	114-6291	[1]	SUPPORT AS
4.	099-4691 M	[2]	BOLT-LOCKING (M12X1.75X25-MM)
5.	8T-4223	[3]	WASHER-HARD (13.5X25.5X3-MM THK)
6.	8T-4244 M	[1]	NUT (M12X1.75-THD)
	M		METRIC PART

Information:

OPERATOR STATION

HEATER GP

Special Instruction

Installation Procedure for 180-8007 Heat and Air Conditioner Control Group on Certain Excavators{1408, 7304, 7320}
Installation Procedure for 180-8007 Heat and Air Conditioner Control Group on Certain Excavators{1408, 7304, 7320}

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

Glossary of Terms
Air Conditioning and Heating R134a for All Caterpillar Machines

Actuator Motor (Water Valve) - 150-1387 Control Gp
312B, 320B, 322B, 325B, 330B and 345B Excavators Air Conditioning and Heating Systems with R-134a Refrigerant

Heater Core (Cab)
312B, 320B, 322B, 325B, 330B and 345B Excavators Air Conditioning and Heating Systems with R-134a Refrigerant

Heater System (Cab)
312B, 320B, 322B, 325B, 330B and 345B Excavators Air Conditioning and Heating Systems with R-134a Refrigerant

Actuator Motor (Damper Assembly) - 150-1387 and 159-3665 Control Gp
312B-5090B, M325B, W330B and W345B Series II Excavators Air Conditioning and Heating

Heater System (Cab) - Manually Controlled System (If Equipped)
312B, 320B, 322B, 325B, 330B and 345B Excavators Air Conditioning and Heating Systems with R-134a Refrigerant

Heater System (Cab) - Machines with Heater and No A/C (If Equipped)
312B, 320B, 322B, 325B, 330B and 345B Excavators Air Conditioning and Heating Systems with R-134a Refrigerant

Heating System Schematic
312B-5090B, M325B, W330B and W345B Series II Excavators Air Conditioning and Heating

Actuator Motor (Damper Assembly) - 204-3560 Control Gp
312B-5090B, M325B, W330B and W345B Series II Excavators Air Conditioning and Heating

Actuator Motor (Water Valve) - 204-3560 Control Gp
312B-5090B, M325B, W330B and W345B Series II Excavators Air Conditioning and Heating

Identifying the Heating System
Air Conditioning and Heating R134a for All Caterpillar Machines

Service Intervals
Air Conditioning and Heating R134a for All Caterpillar Machines

Testing and Adjusting

Heating System Troubleshooting
312B, 320B, 322B, 325B, 330B and 345B Excavators Air Conditioning and Heating Systems with R-134a Refrigerant

Heating System Schematic
312B, 320B, 322B, 325B, 330B and 345B Excavators Air Conditioning and Heating Systems with R-134a Refrigerant

Heating System Troubleshooting - Manually Controlled System (If Equipped)
312B, 320B, 322B, 325B, 330B and 345B Excavators Air Conditioning and Heating Systems with R-134a Refrigerant

Heating System Schematic - Manually Controlled System (If Equipped)
312B-5090B, M325B, W330B and W345B Series II Excavators Air Conditioning and Heating

Water Valve - Test
312B-5090B, M325B, W330B and W345B Series II Excavators Air Conditioning and Heating

Actuator Motor - Test - 150-1387 and 159-3665 Control Gp
312B-5090B, M325B, W330B and W345B Series II Excavators Air Conditioning and Heating

Blower Motor - Test
312B-5090B, M325B, W330B and W345B Series II Excavators Air Conditioning and Heating

Electronic Heat Control - Test
Air Conditioning and Heating R134a for All Caterpillar Machines

Troubleshooting

Required Tools
Air Conditioning and Heating R134a for All Caterpillar Machines

Heating System Troubleshooting
Air Conditioning and Heating R134a for All Caterpillar Machines

Troubleshooting Heating and Air Conditioning Control System
Air Conditioning and Heating R134a for All Caterpillar Machines

Automatic Temperature Control Panel Troubleshooting - 584 and 584HD Forwarders
Air Conditioning and Heating R134a for All Caterpillar Machines

Automatic Temperature Control System (ECM Controlled) Troubleshooting
Air Conditioning and Heating R134a for All Caterpillar Machines

Disassembly and Assembly

Heating and Air Conditioning Unit - Remove
312B Excavator Machine Systems

Heating and Air Conditioning Unit - Install
312B Excavator Machine Systems

Blower Motor - Remove and Install
312B Excavator Machine Systems

Damper Assembly Motors - Remove and Install
312B Excavator Machine Systems

Thermal Fuse - Remove and Install
312B Excavator Machine Systems

Resistor - Remove and Install
312B Excavator Machine Systems

Cab Temperature Sensor - Remove and Install
312B Excavator Machine Systems

Coolant Temperature Sensor - Remove and Install
312B Excavator Machine Systems

Water Valve (Cab Heater) - Remove and Install
312B Excavator Machine Systems

Heater Core - Remove and Install
312B Excavator Machine Systems

Air and Temperature Control Module - Remove and Install
312B Excavator Machine Systems

Service Magazine

Support Literature Is Now Available For Maintaining Air Conditioning And Heating Systems {7300,7304,7309,7320,7337}
1998/06/01

Support Literature Is Now Available For Maintaining Excavator Heating and Air Conditioning Systems {7309, 7320}
2007/07/30

Part Numbers for Electric Motors That Are Used in HVAC Have Changed {5927}
2001/01/22

Checking the Motor Rotation after Replacing the Blower Motor Can Increase Service Life {7304, 7320}
2003/02/03

The Use of the Correct Replacement Water Valve Will Ensure Reliability {7337}
2004/05/17

Caterpillar Parts SIS Catalog 312B L :

122-9648 HEADREST AS-SEAT

4I-4204 HATCH GP-ROOF

4I-1273 HATCH GP-ROOF

6C-8277 GUARD GP-OVERHEAD

144-6655 FRAME GP-UPPER FRONT WINDOW

126-3053 DUCT GP-DEFROSTER

133-5166 DUCT GP-CAB AIR

114-5331 DOOR GP-CAB

144-7426 HEATER AR-CAB

144-3680 HEATER GP-CAB

4I-5408 HORN GP-ELECTRIC

142-1250 LATCH GP-FRONT WINDOW

142-1251 LATCH GP-FRONT WINDOW

147-8431 LINES GP-AIR CONDITIONER

135-2236 LINES GP-HEATER

7Y-0059 LITERATURE GP

Truck sale:

43,000

Caterpillar 312BL, Construction
- Crawler Excavators
CARTER MACHINERY COMPANY, INC.

CATERPILLAR 312BL 1998
- TRACK EXCAVATORS
TOROMONT
For All your Used Equipment Needs - in Ontario, Manitoba, Newfoundlan

CATERPILLAR 312BL 1998
- TRACK EXCAVATORS
BERGERAT MONNOYEUR
117 RUE CHARLES MICHELS - ST DENIS -

USD $27,019

2001 CAT 312BL

BERGERAT MONNOYEUR
SAINT-DENIS, 93, France

Call

1997 CAT 312BL

OREGON TRACTOR & EQ - PARTS