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CAT + Caterpillar 246C Skid Steer Loader Service Repair Manual

Page 1


246C SKID STEER LOADER

Product: SKID STEER LOADER

Model: 246C SKID STEER LOADER JAY

Configuration: 246C Skid Steer Loader JAY00001-UP (MACHINE) POWERED BY 3044C Engine

Disassembly and Assembly

236B, 246B, 246C, 252B, 256C, 262B, 262C, 262C2 and 272C

Skid Steer Loaders Engine Supplement

Media Number -KENR5114-03

Publication Date -01/04/2011

Air Cleaner - Remove and Install

SMCS - 1051-010

Removal Procedure

Date Updated -19/04/2011

i02667975

1. Tilt the radiator. Refer to Operation and Maintenance Manual, "Radiator Tilting".

2. Disconnect harnessassembly (2). Disconnect hoses (1) and (5). Remove bolts (3) and air cleaner (4) .

Installation Procedure

1. Tilt the radiator. Refer to Operation and Maintenance Manual, "Radiator Tilting".

2

2. Position air cleaner (4) and install bolts (3). Connect hoses (1) and (5). Connect harness assembly (2) .

3. Tilt the radiator back to the original position. Refer to Operation and Maintenance Manual, "Radiator Tilting".

Illustration
g01340815

Product: SKID STEER LOADER

Model: 246C SKID STEER LOADER JAY

Configuration: 246C Skid Steer Loader JAY00001-UP (MACHINE) POWERED BY 3044C Engine

Disassembly and Assembly

236B, 246B, 246C, 252B, 256C, 262B, 262C, 262C2 and 272C Skid Steer Loaders Engine Supplement

Media Number -KENR5114-03

Publication Date -01/04/2011

Alternator - Remove and Install

SMCS - 1405-010

S/N- DWS1-UP

S/N- JAY1-UP

S/N- MST1-UP

S/N- RED1-UP

S/N- TMW1-UP

Removal Procedure

Start By:

Date Updated -19/04/2011

i03037501

A. Disconnect the battery. Refer to Disassembly and Assembly, "Battery and Battery CableSeparate and Connect".

Note: Put identification marks on all hoses, on all hose assemblies, on all wires, and on all tube assembliesfor installation purposes. Plug all hose assembliesand all tube assemblies. This helps to prevent fluid loss, and this helps to keep contaminants from entering the system.

Illustration 1

2

g01367148
1. Remove screws (1) and loosen bolts (3) . Remove cover (2) .
Illustration
g01367156
2. Remove bolts (4) and (6) . Remove belt (5) .

3

3. Position alternator (7) in order to accessharnessassembly (8) . Disconnect harness assembly (8) and remove alternator (7) .

Installation Procedure

Table 1

Required Tools

Tool Part Number Part Description Qty

A 155-0695 Thread Lock Compound 1

Illustration 4 g01336097

Illustration
g01336097

5

1. Position alternator (7) in order to allowaccess to connect harness assembly (8) . Connect harnessassembly (8) .

2. Install alternator (7) . Install belt (5) . Install bolts (4) and (6) . Refer to Operation and Maintenance Manual, "Belt - Inspect/Adjust/Replace" for the proper belt tension.

Illustration 6

g01373644

3. Position cover (2) between the bracket assembly (9) and plate (10) . Apply Tooling (A) onto screws (1) and install screws(1) . Tighten screws(1) to a torque of 12 ± 3 N·m (9 ± 2 lb ft).

4. Apply Tooling (A) onto bolts (3) and install bolts (3) . Tighten bolts(3) to a torque of 15 ± 3 N·m (11 ± 2 lb ft).

Illustration
g01367156

End By: Connect the battery. Refer to Disassembly and Assembly, "Battery and Battery CableSeparate and Connect".

Copyright 1993 - 2020 Caterpillar Inc. All Rights Reserved. Private Network For SIS Licensees.

Thu Jun 25 13:45:16 UTC+0530 2020

Product: SKID STEER LOADER

Model: 246C SKID STEER LOADER JAY

Configuration: 246C Skid Steer Loader JAY00001-UP (MACHINE) POWERED BY 3044C Engine

Disassembly and Assembly

236B, 246B, 246C, 252B, 256C, 262B, 262C, 262C2 and 272C

Skid Steer Loaders Engine Supplement

Media Number -KENR5114-03

Publication Date -01/04/2011

Date Updated -19/04/2011 i02636401

Battery and Battery Cable - Separate and Connect

SMCS - 1401-029-KA

S/N- DWS1-UP

S/N- JAY1-UP

S/N- MST1-UP

S/N- RED1-UP

S/N- TMW1-UP

Removal Procedure

Start By:

A. Tilt the cab. Refer to Disassembly and Assembly, "Cab - Tilt".

Illustration 1

1. Disconnect negative battery cable (2) .

2. Disconnect positive battery cable (1) .

3. Remove bolt (4) and the clamp. Remove battery (3). The weight of the battery is approximately 18 kg (40 lb).

Installation Procedure

Illustration 2

g01321826

1. Install battery (3). The weight of the battery is approximately 18 kg (40 lb). Position the clamp and install bolt (4) .

2. Connect positive battery cable (1) .

3. Connect negative battery cable (2) .

End By: Lower the cab. Refer to Disassembly and Assembly, "Cab - Tilt".

g01321826

Copyright 1993 - 2020 Caterpillar Inc.

Product: SKID STEER LOADER

Model: 246C SKID STEER LOADER JAY

Configuration: 246C Skid Steer Loader JAY00001-UP (MACHINE) POWERED BY 3044C Engine

Disassembly and Assembly

236B, 246B, 246C, 252B, 256C, 262B, 262C, 262C2 and 272C

Skid Steer Loaders Engine Supplement

Media Number -KENR5114-03

Publication Date -01/04/2011

Cab - Tilt

SMCS - 7301-084

S/N- DWS1-UP

S/N- JAY1-UP

S/N- MST1-UP

S/N- RED1-UP

S/N- TMW1-UP

Raising the Cab

Date Updated -19/04/2011

i02674905

Do not go beneath cab unless cab is empty and support lever is engaged.

Failure to followthe instructions or heed the warnings could result in injury or death.

Do not tilt the cab using an open door. The door must be closed and latched when lifting the cab. The door may become dislodgedfrom its hingesand may cause serious personal injury or death.

1. Park the machine on level ground.

Note: Empty the water tank (if equipped) before you tilt the cab.

2. Lower the loader arms. If you tilt the cab upward with the loader lift arms in the RAISED position, you must engage the brace for the loader lift arms. See Operation and Maintenance Manual, "Loader Lift Arm Brace Operation" for the processfor engaging the brace for the loader lift arms.

3. Release the hydraulic system pressure. Refer to Disassembly and Assembly, "Hydraulic System Pressure - Release".

4. Close the cab door and ensure that the door islatched.

Illustration 1

5. Remove bolts (1) .

Note: Note the location of the rubber mountsand the spacers for assembly purposes.

6. Raise cab (2) .

g01344027

2 g01210136

Illustration

Illustration 3 g01210140

Cabsupportlever

7. Raise the cab until the cab support lever is in the ENGAGED position.

Lowering the Cab

Illustration 4 g01210140

Cabsupportlever

1. Raise the cab. With the help of another person, release the cab support lever.

5 g01344027

Illustration

2. Lower cab (2) .

3. Install bolts (1). Tighten bolts(1) to a torque of 125 ±10 N·m (92 ± 7 lb ft).

Copyright 1993 - 2020 Caterpillar Inc. All Rights Reserved. Private Network For SIS Licensees.

Thu Jun 25 13:48:34 UTC+0530 2020

Product: SKID STEER LOADER

Model: 246C SKID STEER LOADER JAY

Configuration: 246C Skid Steer Loader JAY00001-UP (MACHINE) POWERED BY 3044C Engine

Disassembly and Assembly

236B, 246B, 246C, 252B, 256C, 262B, 262C, 262C2 and 272C

Skid Steer Loaders Engine Supplement

Media Number -KENR5114-03

Publication Date -01/04/2011

Electric Starting Motor - Remove and Install

SMCS - 1453-010

S/N- DWS1-UP

S/N- JAY1-UP

S/N- MST1-UP

S/N- RED1-UP

S/N- TMW1-UP

Removal Procedure

Start By:

Date Updated -19/04/2011

i02659677

A. Remove the alternator. Refer to Disassembly and Assembly, "Alternator - Remove and Install".

Note: Put identification marks on all hoses, on all hose assemblies, on all wires, and on all tube assembliesfor installation purposes. Plug all hose assembliesand all tube assemblies. This helps to prevent fluid loss, and this helps to keep contaminants from entering the system.

NOTICE

Care must be taken to ensure that fluidsare contained during performance of inspection, maintenance, testing, adjusting and repair of the product. Be prepared to collect the fluid with suitable containers

before opening any compartment or disassembling any component containing fluids.

Refer to Special Publication, NENG2500, "Caterpillar Dealer Service Tool Catalog" for tools and supplies suitable to collect and contain fluids on Caterpillar products.

Dispose of all fluids according to local regulationsand mandates.

1

1. Remove bolts (2) and bracket assembly (1) .

2

2. Disconnect harnessassembly (8) and cable assemblies (7) .

3. Disconnect tube assembly (4) and remove fitting (5).

Illustration
g01339584
Illustration
g01340563

Note: Fitting (5) must be removed in order to access the inside nut.

4. Remove nuts(3) and disconnect cable assembly (6). Remove electric starting motor (9) .

Installation Procedure

Note: Cleanliness is an important factor. Before assembly, thoroughly clean all partsin cleaning fluid. Allowthe partsto air dry. Do not use wiping cloths or rags to dry parts. Lint may be deposited on the parts which may cause trouble. Inspect all parts. If any parts are worn or damaged, use new parts for replacement. Dirt and other contaminantscan damage the precision component. Perform assembly procedures on a clean work surface. Keep componentscovered and protected at all times.

NOTICE

Care must be taken to ensure that fluidsare contained during performance of inspection, maintenance, testing, adjusting and repair of the product. Be prepared to collect the fluid with suitable containers before opening any compartment or disassembling any component containing fluids.

Refer to Special Publication, NENG2500, "Caterpillar Dealer Service Tool Catalog" for tools and supplies suitable to collect and contain fluids on Caterpillar products.

Dispose of all fluids according to local regulationsand mandates.

1. Position electric starting motor (9). Connect cable assembly (6) and install nuts (3)

2. Connect cable assemblies (7) and harness assembly (8) .

3. Install fitting (5) and connect tube assembly (4) .

4

4. Install bracket assembly (1) and bolts (2) .

End By: Install the alternator. Refer to Disassembly and Assembly, "Alternator - Remove and Install".

Copyright 1993 - 2020 Caterpillar Inc. All Rights Reserved. Private Network For SIS Licensees. Thu Jun 25 13:45:30 UTC+0530 2020

Illustration
g01339584

Product: SKID STEER LOADER

Model: 246C SKID STEER LOADER JAY

Configuration: 246C Skid Steer Loader JAY00001-UP (MACHINE) POWERED BY 3044C Engine

Disassembly and Assembly

236B, 246B, 246C, 252B, 256C, 262B, 262C, 262C2 and 272C

Skid Steer Loaders Engine Supplement

Media Number -KENR5114-03

Publication Date -01/04/2011

Engine - Install

SMCS - 1000-012

S/N- DWS1-UP

S/N- JAY1-UP

S/N- MST1-UP

S/N- RED1-UP

S/N- TMW1-UP

Installation Procedure Table 1

A 1U-9200 Lever Puller Hoist 1

B 138-7575 Link Bracket 4

C 368-0005 C-Frame Assembly 1

D 138-7573 Link Bracket 1

Date Updated -19/04/2011

i04351954

Illustration 1

TypicalExample of Tooling (C) .

1. Attach Tooling (B) , Tooling (C) , Tooling (D) , and a suitable lifting device to engine (32) . The weight of engine (34) is approximately 340 kg (750 lb).

Illustration 2

2. Position engine (32) in the machine. Install bolt (33) . Tighten bolt (33) to a torque of 90 ± 10 N·m (66 ± 7 lb ft).

g02024556
g02024435

3

3. Install nuts(31) . Remove Tooling (B) from housing (30) .

Note: Nylon rods are installed at the factory in order to support the bolts for nuts (31) during the installation process.

Illustration 4

TypicalExample of Tooling (C) .

g02024334

4. Remove Tooling (B) , Tooling (C) , Tooling (D) , and the suitable lifting device from engine (32) .

Illustration
g02024295

7

Illustration 5
g02023405
5. Install bolts (29) .
Illustration 6
g02023393
Illustration
g02023394

6. Remove the suitable cribbing and the suitable lifting device from pumps (28) . Remove Tooling (A) from pumps(28) .

Illustration 8

7. Position hoses(26) . Install all clamps(27) that secure hoses (26) to the engine.

Illustration 9

8. Connect hose (25) . Install bolts (22) and (24) .

9. Connect harness assembly (23) . Install all mounting hardware that retains harness assembly (23) to the engine.

g02023260
g02023250

10

10. Connect cable assembly (20) and install pin assembly (21) . Tighten nut (19) .

11

11. Install duct (16) . Connect hoses (17) and (18) .

Illustration
g02023249
Illustration
g02023238

12

12. Install tube assembly (15) and tighten hose clamp (14) .

13

13. Connect hoses (12) and install bolts (13) .

Illustration
g02023232
Illustration
g01367022

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