SERVICE MANUAL 299D XHP Compact Track Loader JST00001-UP
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HEAVY-EQUIPMENTMANUAL
Air Cleaner - Remove and Install
SMCS -1051
106038381
Removal Procedure A WARNING Hot engine components can cause injury from burns. Before performing maintenance on the engine, allow the engine and the components to cool.
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1. Refer to Operation and Maintenance Manual, "Radiator Tilting'
Illustration 2
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2. Disconnect harness assembly (1) and (3). Disconnect hose (2). Remove fuse assem and set aside
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Illustration 3
3. Disconnect hose (5).
4. Remove bolts (7). Remove air cleaner assembly (6).
Installation Procedure 1. Install air cleaner housing (6) in the reverse order of removal. a. Tighten bolts (7) to a torque of 25 ± 3 N m (221 ± 27 lb in).
PSP-000FD6E3 2026/08/11 11:23:43+05:30 Illustration 4
i06038381 © 2026 Caterpillar Inc.
g03784767
05/20/2015
Alternator - Remove and Install (UENR4243-01)
SMCS -1405
106048971
Removal Procedure 1. If equipped, turn the battery disconnect switch to the OFF position. If not equipped with battery disconnect switch, refer to Operation and Maintenance Manual, "Battery or Battery Cable -
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Inspect/Replace".
Illustration 1
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2. Remove cover (1).
Illustration 2
3. Disconnect harness assembly (2)
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Illustration 3
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4. Remove belt (4). Refer to Operation and Maintenance Manual, "Belts - Inspect/Adjust/Replace" to remove and install belt. 5. Loosen bolt (3). Remove bolt (6) and alternator (5).
Installation Procedure
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1. Install alternator (6) in the reverse order of removal.
a. Tighten cable assembly (2) to a torque of 8 ± 2 N m (71 ± 18 lb in)
PSP-000FD6E3 11:20:10+05:30 106048971
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© 2026 Caterpillar Inc.
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2026/08/11
05/20/2015
Battery and Battery Cable - Separate and Connect (UENR4243-01)
SMCS -1401
i06027029
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Removal Procedure
Illustration 1
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1. Remove battery disconnect switch (1) if equipped
Illustration 3
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2. Disconnect cable assemblies (2) and (3). Remove bracket (4). Remove battery (5). The weight of battery (5) is approximately 23 kg (50 lb).
Installation Procedure 1. Install battery (5) in the reverse order of removal. a. Tighten cable assemblies (2) and (3) to a torque of 7 ± 2 N m (64 ± 14 lb in).
PSP-000FD6E3 2026/08/11 11:19:49+05:30
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i06027029
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© 2026 Caterpillar Inc.
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05/20/2015
Cab - Tilt (UENR4243-01)
SMCS -7301
106040017
Raising the Cab A WARNING Do not go beneath cab unless cab is empty and support lever is engaged. Failure to follow the instructions or heed the warnings could result in injury or death.
A WARNING Do not tilt the cab using an open door. The door must be closed and latched when
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lifting the cab. The door may become dislodged from its hinges and may cause serious personal injury or death.
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1. Park the machine on level ground.
2. If you tilt the cab upward with the loader lift arms in the RAISED position, engage the brace for the loader lift arms. Refer to Operation and Maintenance Manual, "Loader Lift Arm Brace Operation" for
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the process for engaging the brace for the loader lift arms. 3. Close the cab door and ensure that the door is latched.
Illustration 1
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4. Remove bolt (1). Remove washer (2), rubber mount (3), rubber mount (4), washer (5), plate (6), and nut (7). Note: Note the location of the rubber mounts and the spacers for assembly purposes.
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5. Raise cab (8).
Illustration 2
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6. Raise the cab until the cab support lever (9) is in the ENGAGED position
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Lowering the Cab
Illustration 3
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1. Raise the cab. With the help of another person, release the cab support lever (9)
Illustration 4
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2. Lower cab (8). 3. Install nut (7), plate (6), washer (5), rubber mount (4), rubber mount (3), washer (2) and bolt (1). Tighten bolt (1) to a torque of 125 ± 10 N m (92 ± 7 lb ft).
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PSP-000FD6E3 2026/08/11 11:25:21+05:30 106040017
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© 2026 Caterpillar Inc.
05/20/2015
Coolant Tank - Remove and Install (UENR4243-01)
SMCS -1354, 1377
106049715
Illustration 1
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Removal Procedure
g03790211
1. Disconnect hose assembly (3). Remove bolts (1) to remove coolant tank (2)
Installation Procedure
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PSP-000FD6E3
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1. Install coolant tank (2) in the reverse order of removal.
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© 2026 Caterpillar Inc.
05/20/2015
Crankcase Breather - Remove and Install (UENR4243-01)
SMCS -1317
106180651
Removal Procedure NOTICE Keep all parts clean from contaminants.
Illustration 1
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Contaminants may cause rapid wear and shortened component life.
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1. Remove hose (1).
Illustration 2
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2. Remove hose (4). Remove bolts (2) and crankcase breather (3)
Installation Procedure 1. Install crankcase breather (3) in the reverse order of removal
PSP-000FD6E3 2026/08/11 11:21:41+05:30 106180651
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© 2026 Caterpillar Inc.
05/20/2015
Crankshaft Pulley - Remove and Install (UENR4243-01)
SMCS -1205
106042724
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Removal Procedure
Illustration 1
g03783300
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1. Remove cover (1).
Illustration 2
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Table 1 Required Tools Tool
Part Number
Description
Qty
8S-2264
Puller
1
-
Bolt
3
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A
05/20/2015
Crankshaft Pulley - Remove and Install (UENR4243-01)
2. Remove the belts (2). Refer to Operation and Maintenance Manual, "Belts -
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Illustration 3
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Inspect/Adjust/Replace" to remove and install belt.
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Illustration 4
g03786507
3. Loosen nut (5).
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Note: Do not remove the nut at this time.
4. Install Tooling (A) to crankshaft pulley (4). Use Tooling (A) in order to remove crankshaft pulley (4)
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from crankshaft (6).
5. Remove Tooling (A). 6. Remove nut (5).
7. Remove pulley (4) from crankshaft (6). 8. Remove woodruff key (3) from crankshaft (6).
Installation Procedure 1. Install crankshaft pulley (4) in the reverse order of removal. a. Lubricate nut (5) with clean engine oil and install the nut. Tighten nut (5) to a torque of 304 N m (224 lb ft).
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© 2026 Caterpillar Inc.
05/20/2015
Diesel Oxidation Catalyst - Remove and Install (UENR4243-01)
SMCS -1075, 1091
106051200
Removal Procedure Start By:
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a. Tilt cab.
Illustration 1
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1. Remove bolts (1). Remove nuts (2). Remove brackets (4). Remove DOC canister (3)
Installation Procedure
PSP-000FD6E3
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1. Install DOC canister (3) in the reverse order of removal.
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© 2026 Caterpillar Inc.
05/20/2015
Electric Starting Motor - Remove and Install (UENR4243-01)
SMCS -1453
106049099
Removal Procedure A WARNING Accidental engine starting can cause injury or death to personnel working on the equipment. To avoid accidental engine starting, disconnect the battery cable from the negative (-) battery terminal. Completely tape all metal surfaces of the disconnected battery cable end in order to prevent contact with other metal surfaces which could activate the engine electrical system.
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Place a Do Not Operate tag at the Start/Stop switch location to inform personnel that the equipment is being worked on.
1. If equipped, turn the battery disconnect switch to the OFF position. If not equipped with battery
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disconnect switch, refer to Operation and Maintenance Manual, "Battery or Battery Cable -
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Inspect/Replace".
Illustration 1
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2. Remove cable strap (4). 3. Remove harness assemblies (2). 4. Remove bolts (3) and electric starting motor (1)
05/20/2015
Electronic Control Module (ECM) - Remove and Install (UENR4243-01)
Installation Procedure 1. Install electric starting motor (1) in the reverse order of removal. a. Tighten the nut (Terminal B) for cable assembly (2) to a torque of 13 ± 2 N m (115 ±18 lb in).
PSP-000FD6E3 2026/08/11 11:20:20+05:30 i06049099
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© 2026 Caterpillar Inc.
SMCS -1901,7600, 7610
106051498
Removal Procedure 1. Refer to Operation and Maintenance Manual, "Battery or Battery Cable - Inspect/Replace"
Illustration 1
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2. Refer to Operation and Maintenance Manual, "Radiator Tilting".
g03791319
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3. Remove bolts (1) and cover (2).
Illustration 2
g03791328
05/20/2015
Electronic Control Module (ECM) - Remove and Install (UENR4243-01)
Illustration 3
g03828839
Note: Use locking tabs (6) to remove and install harness assemblies (5). Pull out locking tabs (6) to remove harness assemblies (5). Push in locking tabs (6) to install harness assemblies (5).
Installation Procedure
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4. Disconnect harness assembly (5). Remove bolts (3) and electronic control module (4).
1. Install electronic control module (4) in the reverse order of removal.
a. Tighten bolts (1) and (3) to a torque of 7.5 ±0.5 N m (66 ± 4 lb in).
PSP-000FD6E3
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2026/08/11 11:25:29+05:30
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106051498 © 2026 Caterpillar Inc.
THIS IS A PREVIEW OF THE MANUAL CLICK BELOW TO DOWNLOAD THE FULL MANUAL NOW!