TM 5-3805-293-23-2
0021
Table 1. Chassis Troubleshooting - Continued.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
7. Response of All Imple-
3. Check for contamination in
Hydraulic Oil Is Contaminated - Ser-
ments Are Too Slow -
hydraulic oil, and for correct
vice hydraulic oil (WP 0217) and
Continued
hydraulic oil level.
replace hydraulic oil filter (WP 0205).
Perform oil configuration (WP 0217).
Oil Level Low - Fill hydraulic tank (LO
5-3805-293-13) and perform oil con-
figuration (WP 0217).
4. Perform Margin Pressure Adjust-
Pressure Cannot Be Adjusted or
ment (WP 0044).
Remains Low - Replace implement
steering pump control valve (WP
0121).
Pressure OK - proceed to step 5.
5. Check signal relief valve for
Signal Relief Valve Does Not
proper cycling, perform Adjust-
Respond Correctly - Perform adjust-
ment for Signal Network (WP
ment in test as directed. If relief valve
0044).
cannot be adjusted, replace signal
relief valve (0179). Proceed to step 6.
Symptom Remains - Replace steer-
ing control valve (WP 0242). Proceed
to step 6.
6. Start and run machine (TM 5-
3805-293-10) to verify malfunc-
tion has been corrected.
8. Front Wheels Vibrate
1. Connect MSD and select
Diagnostic or Event Codes Are
When You Steer Machine
Implement 120M ECM (WP
Active - Repair diagnostic code (WP
0006), and check for any active
0010).
diagnostic or event codes (WP
Diagnostic or Event Codes Are
0010).
NOT Active - Proceed to step 2.
2. Check for contamination in
Hydraulic Oil Is Contaminated - Ser-
hydraulic oil.
vice hydraulic oil (WP 0217) and
replace hydraulic oil filter (WP 0164).
Perform oil configuration (WP 0217).
Proceed to step 3.
3. Start and run machine (TM 5-
3805-293-10) to verify malfunc-
tion has been corrected.
9. Steering Does Not Work, 1. Connect MSD and select
Diagnostic or Event Codes Are
But Implements Do Work
Implement 120M ECM (WP
Active - Repair diagnostic code (WP
0006), and check for any active
0010).
diagnostic or event codes (WP
Diagnostic or Event Codes Are
0010).
NOT Active - Proceed to step 2.
2. Check implement and steering
Leaks Identified - Tighten or replace
pump lines (WP 0133).
leaking hydraulic lines (WP 0133).
0021-7
