09/2007
2-45
Phaser 8860/8860MFP Service Manual
37,026.44, 37,02X.4x
Error Messages and Codes
Initial Issue
37,026.44 PEST Purge Pump Fault
An error has occurred related to the Purge Pump. The following troubleshooting procedure
applies to this error:.
Initial Actions
•
Check the Purge Pump for damage or obstructions.
•
If the problem persists, follow the procedure below.
Primary Causes
The troubleshooting table lists parts and wiring referenced in the troubleshooting procedure.
Troubleshooting Procedure
37,02X.4x PEST Relay Board Faults
An Relay Board error has occurred. The following troubleshooting procedure applies to these
errors:
Initial Actions
•
Check the Relay Board’s power connection.
•
If the problem persists, follow the procedure below.
Primary Causes
The troubleshooting table lists parts and wiring referenced in the troubleshooting procedure.
Troubleshooting Procedure
Tray 2 Lift Motor Fault
37,026.44
The Purge Pump purge valve is drawing less power than expected.
Table 1 37,026.44 Troubleshooting Reference Table
Applicable Parts
Wiring and Plug/Jack References
Purge Pump,
PL 2.0
Left Side Harness (2/2) -
Figure 7
Electronics Module,
PL 4.0
Left Side Harness (2/2) -
Figure 7
Table 2 PEST Purge Pump Fault Troubleshooting Procedure
Step Questions or Actions
Yes
No
1
Test the Purge Pump.
Run the Service Diagnostics Purge Vent
Solenoid test.
Does the pump operate correctly?
Go to Step 2.
Replace the Purge
Pump (
REP 2.0.7
).
2
Check the pump connection to the Left
Side Harness.
Is the connection secure and the harness
undamaged?
Replace the Purge
Pump (
REP 2.0.7
).
Repair of replace the
Left Side Harness.
PEST Relay Board Faults
37,027.45
Both relay coils are drawing less power than expected.
37,028.46
The A coil is drawing less power than expected.
37,029.47
The B coil is drawing less power than expected.
Table 1 37,02X.4x Troubleshooting Reference Table
Applicable Parts
Wiring and Plug/Jack References
Relay Board,
PL 5.0
I/O Board (1/2) -
Figure 11
Electronics Module,
PL 5.0
Electronics Module Power -
Figure 9
Table 2 PEST Relay Board Faults 37,02X.4x Troubleshooting Procedure
Step Questions or Actions
Yes
No
1
Test the Relay Board.
Run the Service Diagnostics Drum Heater
Relay test.
Does the Relay Board operate correctly?
Replace the Elec-
tronics Module (
REP
5.0.5
).
Go to Step 2.
2
Check wiring to the affected component.
Is the wiring damaged?
Repair or replace the
harness.
Replace the Relay
Board (
REP 5.0.19
).
Summary of Contents for Phaser 8860
Page 1: ...705P01205 September 2007 Phaser 8860 8860MFP Service Documentation...
Page 4: ...09 2007 iv Phaser 8860 8860MFP Service Manual Initial Issue Introduction...
Page 28: ...09 2007 1 2 Phaser 8860 8860MFP Service Manual Initial Issue Service Call Procedures...
Page 34: ...09 2007 2 2 Phaser 8860 8860MFP Service Manual Initial Issue Error Messages and Codes...
Page 94: ...09 2007 3 2 Phaser 8860 8860MFP Service Manual Initial Issue Image Quality...
Page 126: ...09 2007 4 2 Phaser 8860 8860MFP Service Manual Initial Issue Repairs and Adjustments...
Page 208: ...09 2007 5 2 Phaser 8860 8860MFP Service Manual Initial Issue Parts List...
Page 222: ...09 2007 6 2 Phaser 8860 8860MFP Service Manual Initial Issue Diagnostics...
Page 274: ...09 2007 7 2 Phaser 8860 8860MFP Service Manual Initial Issue Wiring Data...
Page 294: ...09 2007 8 2 Phaser 8860 8860MFP Service Manual Initial Issue Theory of Operation...
