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DISTRIBUTION AR 3728063 - Caterpillar

3728063 DISTRIBUTION AR Caterpillar parts 349D L DISTRIBUTION
Alternative (cross code) number:
Caterpillar 3728063 DISTRIBUTION AR

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Compatible equipment models: 3728063:

EXCAVATOR  349D L   Caterpillar
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Electrical shock hazard. The electronic unit injector system uses 90-120 volts.
Table 6
Troubleshooting Test Steps Values Results
5. Check the Injector Harness under the Valve Cover for a Short Circuit
A. Turn the keyswitch to the OFF position.
B. Remove electrical power from the engine ECM.
C. Disconnect the harness connector from the suspect injector.
a. Inspect the seal around each wire. Verify that the seal is sealing correctly.
b. Pull on each wire to verify that the wire and the terminal are correctly installed.
D. Turn the keyswitch ON.
E. Activate the "Injector Solenoid

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