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Bunn SRUA Manuel D’Utilisation

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Page 20
DIS
CON
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T F
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ER 
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DISC
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ON/OFF SWITCH
FIG.12 ON/OFF SWITCH
P2130.25
Location:
The ON/OFF switch is located on the left side of the
lower front access panel.
Test Procedures:
1. Disconnect the brewer from the power source.
2. Remove the red wire on the ON/OFF switch from
the fuse holder and the black wire from the main
harness.
3. Connect the brewer to the power source. Check
the voltage across the removed wires with a volt-
meter. The indication must be 230 volts ac.
4. Disconnect the brewer from the power source.
If voltage is present as described, reconnect the wires
and proceed to #5
If voltage is not present as described, refer to the
wiring diagram and check the brewer wiring harness.
5. Disconnect all wires on the ON/OFF switch.
6. Check for continuity across the center terminal (2)
and the lower terminal (1) when the switch is in the
"ON" (upper) position. Continuity must not present
when the switch is in "OFF" (lower) position.
If continuity is present as described, the switch is
operating properly.
If continuity is not present as described, replace the
switch.
Removal and Replacement:
1. Remove the wires from the switch terminals.
2. Compress the clips on the back side of the switch
and gently push them through the opening.
3. Push the new switch into the opening and spread
the clips to hold switch.
4. Refer to Fig. 13 and reconnect the wires.
BLK from Main Harness
RED to Fuse holder
RED to Start Switch, Brew
Timer & Liquid Level Board
P2120.50
FIG. 13 ON/OFF SWITCH TERMINALS
SERVICE (cont.)
(3)
(2)
(1)
10067.3 070102