Caterpillar Cat 14G MOTOR GRADER (Prefix 96U) Service Repair Manual Instant Download (96U00001)

Service Repair Manual

Models

14G MOTOR GRADER

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Shutdown SIS Previous Screen Product: MOTOR GRADER Model: 14G MOTOR GRADER 96U Configuration: 14G MOTOR GRADER 96U00001-01097 (MACHINE)

Disassembly and Assembly 14G MOTOR GRADER POWER TRAIN Media Number -SENR7068-02

Publication Date -01/10/2004

Date Updated -03/11/2004

SENR70680007

Final Drives SMCS - 4050-11; 4050-12

Remove Final Drives

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14G MOTOR GRADER 96U00001-01097 (MACHINE)(UEG0783S - 00) - Document...

START BY: a) remove axles

Do not disconnect any air lines until the air system pressure is zero.

Failure to remove (bleed) air before the lines are disconnected can result in personal injury.

1. Disconnect air line (1) from elbow.

2. Remove spanner nut (2) from shaft with tool (A).

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3. Install tool (B) on the shaft.

4. Lift the machine off ground with an acceptable jack or lift tool.

5. Install tooling (C) on the tandem housing and wheels.

6. Remove nuts (3) and washers that fasten the tandem housing to the final drive housing.

7. Move the tandem housing away from the final drive housing. The sprockets will slide on to tool (B). The weight of the tandem housing is 3300 lb. (1497 kg).

NOTE: Tool (B) keeps the sprockets in their correct positions in the tandem housing. Do not remove tool (B) from the sprockets. Remove seal from the outer housing.

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8. Remove bearing cone (4), bolts (5) and retainer (6).

9. Remove shim pack (7) from housing.

10. Install tool (D) on outer housing (8) and remove from inner housing. The weight of housing (8) is 198 lb. (90 kg).

11. Remove washer (9) from each side of housing. Remove two rings (10) from inside housing.

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12. Remove seal (11) from housing (12).

13. Remove the lower ten nuts (13) to allow for the installation of tooling (E).

14. Install tooling (E) on housing (12). Remove the remainder of the nuts.

15. Remove bolt (14) from the articulation cylinder pin to allow for clearance for housing assembly removal.

16. Install two 3/4"-10 NC forcing screws in housing. Remove housing assembly from the bevel gear case. The weight of the housing assembly is 610 lb. (277 kg).

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17. Put the final drive housing on blocks with the planet carrier up as shown. Remove gear (15).

18. Fasten a hoist to the carrier assembly (16) and remove it from the final drive. The weight of the carrier assembly is 146 lb. (66 kg).

19. Bend the locks away from the bolts that hold shafts (17) to the carrier assembly. Remove the locks (18) and bolts. Remove the retainer (19) from the shafts.

20. Remove shafts (17) from the carrier assembly. Remove gears (22) and washers (20) from each side of gears. Remove two roller assemblies (21) per gear.

21. Turn the carrier housing on its side and remove ring (24) from the carrier housing with tool (F). Remove washer (23).

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22. Bend the locks away from bolts. Remove bolts (25) and locks (26). Remove plates under locks that fasten the ring gear (27) to the housing.

23. Lift the ring gear high enough to install a nylon strap and a hoist. Remove ring gear (27). The weight of the gear is 62 lb. (28 kg).

24. Put the housing assembly on its side as shown.

Be careful that the shaft does not fall out of the housing and cause personal injury.

25. Slide shaft (28) from housing far enough to install a strap and hoist. Remove shaft (28) from housing. The weight of the shaft is 53 lb. (24 kg). Remove bearing cone (29) from shaft.

26. Use tooling (G) to remove bearing cone (30) from shaft.

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27. Use tooling (H) to remove bearing cup (31) from housing. Remove the lip type seal (32) from the housing.

28. Turn the housing (33) over and remove bearing cup (34) with tooling (J).

Install Final Drives

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1. Lower the temperature of bearing cup (1) and install it in the housing. Make sure it is against the housing seat.

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2. Turn the housing over on the opposite side and use tooling (A) to install the lip type seal with the seal lip out as shown. Lower the temperature of bearing cup (2) and install it against the housing seat. Put clean oil of the type being sealed on the seal lip.

3. Install seal (4) with the lip of the seal toward the flange on the housing. Install washer (3) on housing with the chamfer up as shown.

4. Heat bearing cone (6) to a temperature of 275°F (135°C). Install bearing cone on shaft (5).

5. Put housing on wooden blocks and install shaft assembly. The weight of the shaft assembly is 53 lb. (24 kg). Install a nylon strap and hoist on ring gear (7). The weight of the ring gear is 62 lb.

(28 kg). Put the ring gear in position on housing and install plates, locks (8) and bolts that fasten the ring gear to the housing. Bend the locks against the bolts.

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6. Put washer (11) in position in carrier (9). Install retaining ring (10) with tool (B).

7. Install two roller assemblies in each gear (15). Install gears (15) and washer on each side of gear in carrier. Install shafts (14), retainers (13) and locks (12) on the carrier. Bend the locks against the bolts.

8. Turn the carrier assembly over on the opposite side and use a hoist to install carrier assembly (16) in the housing. The weight of the carrier assembly is 146 lb. (66 kg).

9. Install gear (17) in carrier assembly.

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10. Put housing assembly in position on tooling (C) and install it on the bevel gear case. The weight of the assembly is 610 lb. (277 kg). Tighten bolts to a torque of 314 ± 15 lb.ft. (426 ± 20 N·m).

11. Install bolt (18) and washer in the pin for the articulation cylinder.

12. Install two rings (19) in the housing. The diagonal cut of one ring must be located at location (X). The diagonal cut of the other ring must be located at location (Y). Put identification on the top of the housing as to the ring location for installation purposes.

13. Install washer (20) with the round edge up as shown.

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14. Put 5P960 Multipurpose Type Grease on seal (4), the inside diameter of rings (19) and on the counterbore surface of housing (21) that makes contact with stud (4). Install tooling (D) on housing (21) and put it in position on housing (22).

15. Install original shims (23) and retainer (25).

16. Install four bolts (24) 90° apart as shown. Tighten bolts to a torque of 200 ± 11 lb.ft. (271 ± 15 N·m).

17. Install tooling (E) as shown between both housings. There must be a washer and nut on each side of housing (21).

18. With nuts (26) of tooling (E) loose, turn nuts behind housing (21) to push it away from housing (22). Install tooling (F) on housing (21) and on retainer.

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19. To check end play, loosen both nuts on the back of housing (21) and tighten nuts (26) evenly.

The correct end play is from 0.000 to 0.002 in. (0.00 to 0.06 mm). Add or subtract shims to get the correct end play.

20. Install bolts (24) and tighten bolts to a torque of 200 ± 11 lb.ft. (271 ± 15 N·m).

21. Install tooling (G) and a hoist in position on the tandem housing. Make an alignment of the tandem housing and the final drive housing. The weight of the tandem housing assembly is 3300 lb. (1497 kg). Install tool (H) on the end of shaft. Install tandem housing and tighten bolts to a torque of 314 ± 15 lb.ft. (426 ± 20 N·m).

22. Remove tool (H) from the end of shaft and tool (G) from the tandem housing.

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23. Use tool (J) and the following procedure to get the correct preload on the final drive bearing. a) Turn the tires as the nut is tightened to a torque of 200 lb.ft. (271 N·m).

b) Hit the nut (25) of the sprocket with a large punch and a hammer. c) Do Steps a and b again until the sprocket nut will not turn when a torque of 200 lb.ft. (271 N·m) is used to tighten the nut. d) Loosen the nut.

e) Tighten the nut with tool (J) to a torque of 150 lb.ft. (203 N·m). f) One of the notches in the nut must be in alignment with a hole in the sprocket. Tighten the nut, if necessary, to get the nut and sprocket in alignment.

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24. Connect air line (26) to elbow.

25. Lower the machine to the ground.

END BY: a) install axles Copyright 1993 - 2020 Caterpillar Inc.

Sun Dec 20 10:56:18 UTC+0800 2020

All Rights Reserved.

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Shutdown SIS Previous Screen Product: MOTOR GRADER Model: 14G MOTOR GRADER 96U Configuration: 14G MOTOR GRADER 96U00001-01097 (MACHINE)

Disassembly and Assembly 14G MOTOR GRADER POWER TRAIN Media Number -SENR7068-02

Publication Date -01/10/2004

Date Updated -03/11/2004

SENR70680008

Parking Brake Rotochamber SMCS - 4262-10; 4262-15; 4262-16

Remove And Install Parking Brake Rotochamber

Do not disconnect the air line to the parking brake rotochamber until the air pressure is zero. Failure to do so can result in personal injury.

1. Disconnect air line (1) from the parking brake rotochamber. Connect shop air to the rotochamber and release the parking brake.

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2. Remove cotter pin that holds pin (5) to the lever and rod end. Remove pin (5).

3. Remove nuts (3) and the parking brake rotochamber from its mounting bracket.

4. The steps that follow are for assembly purposes.

5. Put parking brake rotochamber (2) in position on bracket. Do not tighten the nuts.

6. Connect shop air to the parking brake rotochamber. Install the pin that holds rod end (4) to lever (6). Install the cotter pin in pin (5).

7. Tighten the nuts that hold the rotochamber to the bracket. Remove the shop air.

8. Connect air line (1) to the rotochamber.

Disassemble Parking Brake Rotochamber

START BY: a) remove parking brake rotochamber

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1. Remove regulator (1) and yoke (2) from rod.

The rotochamber is under spring tension. Do not remove bolts (3) until assembly is under compression. If cover is removed without tooling (A), personal injury can result.

2. Install tooling (A) on the rotochamber assembly. Also, put wire around assembly as shown to help keep assembly in alignment during disassembly.

3. Remove bolts (3), cover (4) assembly (5), spring (6) and rod from body (7).

NOTE: The only replacement item in the rotochamber assembly is the spring. If any other items are in need of repair, the entire unit must be replaced.

4. If necessary, remove the O-ring seal (8) and the felt wiper seal (9) from rod.

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Assemble Parking Brake Rotochamber

1. Install the felt wiper seal (1) and the O-ring seal (3) on the rod assembly (2).

2. Put rod assembly (2) in cover (6). Install spring (5) and body (4).

3. Put assembly in tooling (A) as shown.

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4. Put wire assembly around tooling (A) for alignment purposes and with the assembly in compression. Install the bolts to hold cover (6) on body (4). Remove tooling (A).

5. Install regulator (7) and yoke (8).

END BY: a) install parking brake rotochamber Copyright 1993 - 2020 Caterpillar Inc.

Sun Dec 20 10:57:13 UTC+0800 2020

All Rights Reserved.

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Shutdown SIS Previous Screen Product: MOTOR GRADER Model: 14G MOTOR GRADER 96U Configuration: 14G MOTOR GRADER 96U00001-01097 (MACHINE)

Disassembly and Assembly 14G MOTOR GRADER POWER TRAIN Media Number -SENR7068-02

Publication Date -01/10/2004

Date Updated -03/11/2004

SENR70680009

Transmission Oil Filter Housing And Base SMCS - 3164-10; 3164-17

Remove And Install Transmission Oil Filter Housing And Base

1. Remove two bolts (1) and open the right hand frame assembly (2).

2. Remove plug (3) and drain the oil from the filter housing.

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3. Remove filter housing (4) from the filter base.

4. Remove the four bolts (5) that fasten the filter base (6) to the transmission.

5. Remove and replace the transmission oil filter in the filter housing.

6. Inspect the oil filter base O-ring seals and make a replacement if necessary.

7. Install transmission oil filter base (6) in position on the transmission.

8. Install filter housing (4) in place on the filter base. Tighten filter housing until it is against the bottom of the oil filter base.

9. Install plug (3) in the bottom of the filter housing.

10. Close the right hand frame assembly and install two bolts (1).

11. Be sure the transmission is filled to the correct fluid level.

Disassemble And Assemble Transmission Oil Filter Housing And Base (Later)

START BY: a) remove transmission oil filter housing and base

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1. Remove filter (2) from housing (1).

2. Remove ring (3) from shaft with tool (A).

3. Remove retainer (5) and spring (4) from housing.

4. Remove O-ring seals (6) and (7) from the filter base.

5. Remove plug (11), spool (9) and spring (8) from the filter base. Remove O-ring seal (10) from the plug.

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6. Inspect the O-ring seals and make replacements if necessary.

7. Install O-ring seal (10) on plug (11).

8. Install spring (8), spool (9) and plug (11) in the filter base.

9. Install O-ring seals (6) and (7).

10. Put spring (4) and retainer (5) in position in the oil filter housing and install ring (3) with tool (A).

11. Install filter (2) in housing (1).

END BY: a) install transmission oil filter housing and base Copyright 1993 - 2020 Caterpillar Inc.

Sun Dec 20 10:58:09 UTC+0800 2020

All Rights Reserved.

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Shutdown SIS Previous Screen Product: MOTOR GRADER Model: 14G MOTOR GRADER 96U Configuration: 14G MOTOR GRADER 96U00001-01097 (MACHINE)

Disassembly and Assembly 14G MOTOR GRADER POWER TRAIN Media Number -SENR7068-02

Publication Date -01/10/2004

Date Updated -03/11/2004

SENR70680010

Transmission Oil Filter Housing And Base (Earlier) SMCS - 3164-15; 3164-16

Disassemble Transmission Oil Filter Housing and Base (Earlier) START BY: a) remove transmission oil filter housing and base

1. Remove the oil from the filter. Remove the housing from the base. Remove O-ring seal (2) from the filter base.

2. Remove nut (4), terminal (3), washer (6) and insulator (5) from the pin. Remove pin (1) from the filter base.

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3. Remove O-ring seal, insulator (10), washer (8), valve (9), and spring (7) from the pin.

Assemble Transmission Oil Filter Housing And Base (Earlier)

1. Install spring (6), valve (7), washer, insulator (1) and the O-ring seal on pin (5).

2. Put the pin into position in the filter base. Push on the end of the pin to put the spring in compression.

3. Install insulator (2), washer, terminal (3) and nut (4) on the pin.

4. Install the O-ring seal in the filter base. Install the housing on the base.

Copyright 1993 - 2020 Caterpillar Inc.

Sun Dec 20 10:59:05 UTC+0800 2020

All Rights Reserved.

Private Network For SIS Licensees.

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Shutdown SIS Previous Screen Product: MOTOR GRADER Model: 14G MOTOR GRADER 96U Configuration: 14G MOTOR GRADER 96U00001-01097 (MACHINE)

Disassembly and Assembly 14G MOTOR GRADER POWER TRAIN Media Number -SENR7068-02

Publication Date -01/10/2004

Date Updated -03/11/2004

SENR70680011

Relief Control Valve SMCS - 3182-15; 3182-16

Remove And Install Relief Control Valve

1. Remove bolts (1) and (3) and "open" frame assembly (2) on the right hand side of the machine.

2. Put identification on the oil lines (4) for installation purposes.

3. Disconnect oil lines (4) from the relief control valve.

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4. Remove bolts (6) and the relief control valve (5) from the transmission.

5. Inspect O-ring seals and make necessary replacements.

6. Install relief control valve (5).

7. Connect oil lines (4) to the relief control valve.

8. "Close" the frame assembly (2) and install bolts (1) and (3).

Disassemble Relief Control Valve

START BY: a) remove relief control valve

1. Remove cover (1) and O-ring seal behind the cover only if a replacement is necessary.

Cover (2) holds three springs under compression. Support cover (2) when the bolts are removed to prevent personal injury.

2. Remove cover (2) and O-ring seals (3) from the valve body.

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Suggest: If the above button click is invalid.

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3. Remove valve assembly (4) and O-ring seal (5).

Retainer (9) holds spring (8) under compression. Support retainer (9) when spiral snap ring (10) is removed to prevent personal injury.

4. Remove spiral snap ring (10), retainer (9), spring (8), poppet (7) and shims (11) from valve (6).

5. Remove cover (12) and the O-ring seal behind the cover.

6. Remove three springs (13), (14) and (15) from the valve body.

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7. Remove two covers (16) from the valve body.

8. Remove two plugs (17) from the valve body. Remove the two O-ring seals from the plugs.

9. Remove two pins (18) that hold valve assemblies (19) in the valve body. Remove valve assemblies (19).

10. Remove two O-ring seals (20) from the valve body.

Pin (22) holds spring (23) in compression. Use the following procedure to prevent personal injury.

11. Install tool (A) in the collar as shown.

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