Perkins 1104E Series Troubleshooting Manual page 166

166
Troubleshooting Section
Test Step 2. Check the Installation of the
Engine Speed/Timing Sensors
Illustration 78
Speed/timing sensor
A. Turn the keyswitch to the OFF position.
B. Refer to troubleshooting, "Elecrical Connectors
- Inspect".
C. For correct operation, ensure that the metal plate
of the engine speed/timing sensor is installed flat
against the cylinder block.
D. Check that the O rings have been installed
properly on the sensor and that the O rings are
not damaged.
Expected Result:
Check that the electrical connectors and the cables
are properly installed.
Results:
•
OK – The electrical connectors and the cables are
properly installed. Proceed to Test Step 3.
•
Not OK
Repair: When the sensors are being installed,
complete all of the following tasks:
• Lubricate the O ring with clean engine lubricating
oil.
•
Ensure that the sensor has a connector face seal
inside the connector body. If a seal is damaged
or missing, replace the seal.
•
Ensure that the sensor is fully seated into the
engine before tightening the bracket bolt.
• Ensure that the connector is latched on both
sides.
•
Ensure that the harness is properly secured,
and ensure that the harness is attached to the
harness clip.
1. Verify that the repair has eliminated the fault.
STOP.
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