Error Messages and Codes 3-51
Front Tamper Home Sensor Failure, Code 114
With the Front Tamper Home Sensor OFF the Front Tamper Home Sensor did not
turn ON within 800 ms after the move to the Front Tamper Home position has begun.
With the Front Tamper Home Sensor on the Front Tamper Sensor did not turn Off
when the Front Tamper Home Sensor is deactuated.
Troubleshooting References
Applicable Parts Wiring and Plug/Jack Map References
■ Front Tamper Motor
■ Finisher Control Board
Troubleshooting Procedure
Step Actions and Questions Yes No
1
1. Run the Front Tamper Low Front or
Front Tamper Low Rear test in
diagnostics.
2. Does the front tamper guide operate?
Go to step 6. Go to step 2.
2
Does the front tamper motor operate? Check the
tampering
mechanism for a
mechanical
problem.
Go to step 3.
3
1. Check pins J877 A pins 1,3,4 and 6.
2. Is +24 VDC present on any of the
pins?
Go to step 4. Go to step 5.
4
1. Check the following wires for and open
circuit or short circuit to ground. Is any
wire open or shorted?
J877A-1 to J848B-7
J877A-3 to J848B-9
J877A-4 to J848B-10
J877A-6 to J848B-12
Repair or replace
the wiring
harness.
Replace in order
until resolved:
■ front tamper
motor
■ finisher control
board
5
Is +24 VDC present on pins J848B-8 and
J848B-11 on the finisher control board?
Replace the
finisher control
board.
Troubleshoot and
repair the
+24 VDC
interlock circuit.
6
1. Check the tamper front home sensor in
diagnostics.
2. Does the value change from H to L
when the tamper is moved away from
the home position?
Replace the
finisher control
board.
Repair the sensor
using the
Transmissive
Sensor
troubleshooting
procedure.
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