Bunn OL User Guide
Page 20
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PN: 65
8
198
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FIG. 21 INDICATOR LAMP WIRING
FIG. 19 INDICATOR LAMPS - MODEL OL
FIG. 20 INDICATOR LAMP - MODEL RL
SERVICE (cont.)
Indicator Lamp(s)
c) 100 volts ac for two wire 100 volt models.
4.
Disconnect the brewer from the power source.
If voltage is present, the indicator lamp is operating
properly.
If voltage is not present, replace the indicator lamp.
properly.
If voltage is not present, replace the indicator lamp.
Removal and Replacement:
1.
1.
Compress the clips inside the housing and gen-
tly push the indicator lamp through the opening.
tly push the indicator lamp through the opening.
2.
Remove the wires from the indicator lamp termi-
nals.
nals.
3.
Refer to FIG. 21 when reconnecting the wires.
4.
Push the new indicator lamp firmly into the
opening.
opening.
Location:
The indicator lamps are located beneath their associ-
ated warmers, FIG.s 19 and 20.
The indicator lamps are located beneath their associ-
ated warmers, FIG.s 19 and 20.
Test Procedure:
1.
1.
Check continuity of the black wire from the switch
to the indicator lamp.
to the indicator lamp.
2.
Check continuity of the white or red wire from
the indicator lamp to the terminal block.
the indicator lamp to the terminal block.
If continuity is present, proceed to #3.
If continuity is not present, refer to Wiring Diagrams
and check brewer wiring harness.
If continuity is not present, refer to Wiring Diagrams
and check brewer wiring harness.
3.
Check for voltage across the indicator lamp ter-
minals. Connect the brewer to the power source.
The indication must be:
a) 120 volts ac for two wire 120 volt models and
three wire 120/240 volt models.
b) 200 or 240 volts ac for two wire 200 volt or
240 volt models.
minals. Connect the brewer to the power source.
The indication must be:
a) 120 volts ac for two wire 120 volt models and
three wire 120/240 volt models.
b) 200 or 240 volts ac for two wire 200 volt or
240 volt models.
MODEL
OL Upper
OL Upper
BLK
to Warmer Switch
WHI or RED
to Warmer
to Harness P2
to Harness P2
OL Lower
BLK
to On/Off Brew Station Warmer
Switch
WHI or RED
to Relay P2
to Brew Station Warmer
to Brew Station Warmer
RL
BLK
to On/Off Brew Station Warmer
Switch
WHI or RED
to Right Rear Warmer Switch
to Left Front Warmer
to Left Front Warmer
WHI or RED
(see below)
(see below)
BLK (see below)
P1712
P1713
P1694
10020 111598