BLADE AR 3856400 - Caterpillar

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Model Identification Number
3512B YAY01353-01354, 1364, 1367-1368, 1370-1376, 1378, 1380-1386, 1388-1389
PARTS NEEDED
Qty
Part Number Description
5 6V7687 LOCKNUT
4 8T4179 BOLT-HEX HEAD
5 8T4184 BOLT-HEX HEAD
14 8T4223 WASHER-HARD
2 2790832 BUS BAR MOUNT
2 3638866 INSULATOR
1 3920923 BUS BAR
In order to allow equitable parts availability to all participating dealers, please limit your initial parts order to not exceed 32% of dealership population. This is an initial order recommendation only, and the ultimate responsibility for ordering the total number of parts needed to satisfy the program lies with the dealer.
ACTION REQUIRED
Install the neutral bus bar extension as per the attach Rework Procedure.
SERVICE CLAIM ALLOWANCES
Product smu/age whichever comes first Caterpillar Dealer Suggested Customer Suggested
Parts % Labor Hrs% Parts % Labor Hrs% Parts % Labor Hrs%
0-8000 hrs,
0-24 mo 100.0% 100.0% 0.0% 0.0% 0.0% 0.0%
This is a 2.0-hour job
PARTS DISPOSITION
Handle the parts in accordance with your Warranty Bulletin on warranty parts handling.
Rework Procedure
Refer to the Safety Section of the Operation and Maintenance Manual prior to doing any work.
1. Disconnect the neutral cables from the generator terminal bus bar.
2. Inspect the neutral cables for damage to the insulation ? replace cable/s if required.
3. Install the Neutral bus bar, Insulators and Bus bar Mounts
Image1.1.1
4. Tighten the Bus bar bolts, Mount bolts and Insulator bolts to the torque spec values as shown below:
M12 Bus bar bolts, Lock nuts & Washers - Tighten to 100 Nm (+/-20)
M12 Mount bolts, Lock nuts & Washers - Tighten to 100 Nm (+/-20)
M12 Insulator bolts & Washers - Tighten to 50 Nm (+/-10)
Image1.2.1
5. Install the Neutral cables and torque the M12 securing bolts to 100Nm (+/- 20)