FAN AS 3701029 - Caterpillar

Rework Procedure
Do not operate or work on this product unless you have read and understood the instruction and warnings in the relevant Operation and Maintenance Manuals and relevant service literature. Failure to follow the instructions or heed the warnings could result in injury or death. Proper care is your responsibility.
Note: Ensure that all safety information, warnings, and instructions are read and understood before any operation or any maintenance procedures are performed. Refer to the Operation and Maintenance Manual, Safety Section.
Illustration 1 g06259535
(1) 128-2136 Screw (x4)
(2) 128-2135 Screw (x4)
(3) 363-9622 Cover
(4) 363-9621 Tool Box
(5) 372-9583 Rivet (x2)
(6) 185-8205 Clip (x3)
(7) 383-5609 Lining
Remove cover (3) and screws (1) from the rear side of the cab.
Remove tool box (4), four screws (2), and two rivets (5). Rivets (5) can be removed by pulling out after loosening the center screw with a cross slot screwdriver.
Remove lining (7) and three rivets (6). Rivets (6) can be removed by just pulling out.
Illustration 2 g06259542
(8) Black 54–pin connector
(9) Machine ECM
Disconnect connector (8) from Machine ECM (9).
Illustration 3 g06259561
Swap wire (11) at 19-pin with wire (10) at 20-pin on connector (8).
Reconnect connector (8) to Machine ECM (9).
Reinstall the removed lining (7), tool box (4), and cover (3). Rivets (5) and (6) can be installed by just pushing them into the rivet holes. Tighten screws (1) and (2) to the specified torque of 12 3 N m (106 27 lb in).