Bunn G9WD-RH User Manual
Page 14
14
Check that relay contacts close
when start switch is pressed.
With a voltmeter, check that 120
volts AC is present across L1 and
L2 on the rear of the motor when
the Start switch is pressed. If volt-
age is present, and motor does not
start, replace motor.
Use “TEST SWITCHES?” menu un-
der “SERVICE TOOLS?” menu in
level 1 functions to test STOP but-
ton.
With power removed from the ma-
chine, check that there is no conti-
nuity across the relay contacts.
Refer to GRINDER WEIGHT CALI-
BRATION procedure.
Do not touch funnel or funnel han-
dle during grinding operation.
Problem
Probable Cause
Remedy
5. Relay
6. Motor
1. STOP button
2. Relay
1. Grinder scale requires calibra-
tion.
2. Funnel handle touched during
grinding.
Grinder will not start (continued)
Grinder will not shut off
Incorrect weight of coffee dis-
pensed
TROUBLESHOOTING (Continued)
41451.0001 111909