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RESPONSE OF ONE IMPLEMENT TOO SLOW
RESPONSE OF ALL IMPLEMENTS TOO SLOW, CUSHION HITCH OPERATES NORMALLY

Field Maintenance Manual For Military 621G Scraper -2 Page Navigation
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TM 5-3805-296-23-2
0124
Table 1. Response of One Implement Too Slow.
0124
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
NOTE
Response of One Implement
Too Slow
Proceed directly to Test Step 2 if sent here by Implement, Cushion Hitch,
and Steering System Operation Test.
Test Step 1. Verify Malfunction is
Active.
Perform Implement, Cushion Hitch,
Cause of Malfunction Identified and
and Steering System Operation Test
Repaired During Testing
(WP 0172).
Troubleshooting complete.
Cause of Malfunction Not Identified
During Testing, Malfunction Active
Proceed to Test Step 2.
Test Step 2. Perform Calibration.
1. Perform joystick sensor calibration
Calibration Successful Proceed to
for implement with slow response
step 2.
time (WP 0173).
Calibration Unsuccessful, Fault
Code Active Diagnose and repair
fault code displayed on screen
(WP 0005).
Proceed to Test Step 4.
2. Perform solenoid calibration for
Calibration Successful Proceed to
implement with slow response time
Test Step 3.
(WP 0173).
Calibration Unsuccessful, Fault
Code Active Diagnose and repair
fault code displayed on screen
(WP 0005).
Proceed to Test Step 4.
Test Step 3. Perform Cycle Time
Test.
Cycle Time WIthin Specification
Perform implement cylinder cycle time
Troubleshooting complete.
test for implement with slow response
Cycle Time Not WIthin Specification
time (WP 0174).
Replace rear main control valve
(WP 0452).
Proceed to Test Step 4.
Test Step 4. Verify Malfunction is
Resolved.
Perform Implement, Cushion Hitch,
Malfunction No Longer Present
and Steering System Operation Test
Troubleshooting complete.
(WP 0172).
Malfunction is Active Repeat
troubleshooting from the beginning.
END OF WORK PACKAGE
0124-2


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