Xerox C2424 Service Manual - Page 117
Troubleshooting Procedure
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Troubleshooting Procedures Step Questions and Actions 2 1. Reset NVRAM and retest. 2. Did this correct the problem? Yes Complete. No Replace in the following order: ■ NVRAM ■ Electronics module. 13,008.47: The drum heater is too hot. 13,010.49: The drum heater took too long to reach its setpoint. Troubleshooting Procedure Step Questions and Actions 1 1. Verify that the ambient temperature of the room is within the systems optimal environmental specification (see "System Environmental Specifications" on page 1-14). 2. Is the room too cold or too hot? 2 1. Ensure ground integrity of the system (see "Ensuring Ground Integrity" on page 4-73). 2. Are all components grounded properly? 3 1. Is the error code associated with an overheat condition? 4 1. Verify system clearance for adequate air flow. 2. Are any of the vents blocked? 5 1. Using service diagnostics, run the Drum Fan Motor test. 2. Did the test pass? Yes Advise customer of specification requirements. Go to Step 3. Go to Step 4. Advise customer of clearance specification. Go to Step 6. 6 1. Check the electronics module fan. 2. Is the fan operating correctly? Go to Step 7. 7 1. Using service diagnostics, run the Drum Temperature Sensor test. 2. Did the test pass? Go to Step 8. Error Messages and Codes No Go to Step 2. Resolve ground integrity. Go to Step 6. Go to Step 5. Replace the drum fan and/or the wiring harness. Replace the electronics module fan. Replace the drum temperature sensor. 3-25