Error Messages and Codes 3-19
7,0XX.6x Errors - Program Faults
a. Reset NVRAM and retest.
b. Ensure ground integrity for the system (see "Ensuring Ground Integrity" on
page 4-73).
4
1. Check the process gearbox for obstructions
or damaged.
2. Ensure the gears are correctly aligned and
homed.
3. Verify the process shaft and drive module
shaft are at their home positions.
4. Did this correct the problem?
Complete. Go to Step 5.
5
1. Verify the headtilt gear will engage. You can
manually set the headtilt gear.
2. Is the gear engaged properly?
Go to Step 6. Set the headtilt
gear.
6
1. Use service diagnostics to run the Tilt Axis
Drive test.
2. Did the test fail?
Replace the
process
gearbox.
Go to Step 7.
7
1. Use service diagnostics to run the Process
Motor test.
2. Did the test fail?
Replace the
process motor.
Go to Step 8.
8
1. Use service diagnostics to run the Head
Maintenance Wiper Clutch test.
2. Did the test fail?
Replace the
wiper drive
clutch.
Go to Step 9.
9
1. Ensure the wiper is properly aligned.
2. Use service diagnostics to run the Wiper
Drive Test.
3. Did the test fail?
Go to Step 10. Replace the
exit module
assembly.
10
1. Use service diagnostics to run the Load
Maintenance Clutch test.
2. Did the test fail?
Inspect the maintenance drive
system, replace any defective
parts.
Troubleshooting Procedure (Continued)
Step Questions and Actions Yes No
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