TM 5-2420-231-23-1
0027
Table 1. Hydraulic Oil Filter Warning Lamp Fault - Continued.
027
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
3. Using a digital multimeter, mea-
Hydraulic Oil Filter Warning
Resistance 5.0 Ohms or Less -
sure resistance between side con-
Lamp Fault - Continued
Replace main chassis wiring harness
sole wiring harness connector (WP
(WP 0154).
0007, Figure 24) terminal 7K and
Install instrument cluster (WP 0177).
Proceed to Test Step 10.
machine ground. Resistance
Resistance Greater Than 5.0 Ohms -
should be 5.0 ohms or less.
Replace side console wiring harness
(WP 0170).
Proceed to Test Step 10.
Test Step 9. Verify That Symptom Is
Resolved After Bulb Replacement.
Resistance 12 to 16 Ohms - Install
Using a digital multimeter, measure
instrument cluster (WP 0177).
resistance between instrument cluster
Proceed to Test Step 10.
(WP 0007, Figure 29) terminals 1 and
4. Resistance should be 12 to 16 ohms.
Resistance Greater Than 16 Ohms -
Replace instrument cluster (WP 0177).
Proceed to Test Step 10.
Test Step 10. Verify That Symptom Is
Resolved.
1. Ensure that all wiring harness con-
nectors are reconnected.
2. Connect batteries (WP 0157) and
turn ignition switch to the on posi-
tion (TM 5-2420-231-10).
3. Start and operate engine (TM 5-
2420-231-10) for approximately 10
minutes.
4. Monitor and record hydraulic oil fil- Hydraulic Oil Filter Warning Lamp
ter warning lamp (TM 5-2420-231- Off - Troubleshooting complete.
10).
Hydraulic Oil Filter Warning Lamp
On - Repeat troubleshooting from the
beginning.
END OF WORK PACKAGE
0027-9/(10 blank)