Alternator - Remove
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Required Tools | |||
Tool | Part Number | Part Description | Qty |
A(1) | - | 1/2 Inch Drive T50 Torx Bit | 1 |
- | 1/2 Inch Drive x 8 mm Hex Drive | 1 |
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(1) | Either tool may be necessary in order to remove the alternator pulley. |
Start By:
- Remove the alternator belt. Refer to Disassembly and Assembly, "Alternator Belt - Remove and Install" for the correct procedure.
- Turn the battery disconnect switch to the OFF position.
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Illustration 1 g02020053 - Place identification marks on all wiring harness connections (3). Remove nuts (4) and nut (5).
- Remove harness assembly (3) from alternator (2).
- Remove bolt (7) from alternator (2). Disconnect grounding strap (6) from alternator (2).
- Support the weight of the alternator and remove bolts (1). Remove alternator (2) from the alternator bracket.
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Illustration 2 g02022400 - If necessary, follow Step 6.a through Step 6.d in order to remove pulley (8) from alternator (2).
Note: Either of Tooling (A) may be required in order to carry out the removal of the alternator pulley.
- Place alternator (2) in a suitable support.
- Hold shaft (10) of alternator (2) with Tooling (A). Use a cranked ring spanner to loosen nut (9).
- Make a temporary mark on pulley (8) in order to show the correct orientation.
- Remove nut (9) and pulley (8) from shaft (10).
Show/hide tableIllustration 3 g02022403 Show/hide tableIllustration 4 g02022404 - If necessary, follow Step 7.a through Step 7.d in order to remove alternator bracket (11) from the cylinder block.
- If necessary, remove bolt (14) and remove flat idler pulley (13) from alternator bracket (11).
- If necessary, remove belt tensioner (15) from alternator bracket (11). Refer to Disassembly and Assembly, "Belt Tensioner - Remove and Install" for the correct procedure.
- Remove bolts (12) from alternator bracket (11). Remove the alternator bracket from the cylinder block.
Note: Support the weight of the alternator bracket as the bolts are removed.
- Note the position of dowels (16) in alternator bracket (11).
Alternator Bracket for Hydraulic Excavator
- If necessary, follow Step 1.a through Step 1.d in order to remove the alternator bracket for the hydraulic excavator from the cylinder block.
- Remove the refrigerant compressor. Refer to Disassembly and Assembly, "Refrigerant Compressor - Remove and Install" for the correct procedures.
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Illustration 5 g02320154 - Remove bolts (19). Note the position of spacers (20) in bracket (17).
- Remove bolts (18) from bracket (17).
Note: Support the weight of the bracket as the bolts are removed. The bracket can weight
19 kg (42 lb) .Show/hide tableIllustration 6 g02320156 - Remove bolts (22) and remove bracket (21) from the cylinder block.
- Remove the refrigerant compressor. Refer to Disassembly and Assembly, "Refrigerant Compressor - Remove and Install" for the correct procedures.
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