Bunn AFPO-2 - Manual (Page 17)

17
SERVICE (cont.)
SOLENOID (WATER) ON/OFF SWITCHES
FL AV OR IN PU T
1
2
W AT ER
IN PU T
RE FIL L
MA IN
PO W ER
2
1
1
2
3
3
3
FL AV OR
OU TP UT
FL AV OR
OU TP UT
W AT ER
OU TP UT
FL AV OR
OU TP UT
W AT ER
OU TP UT
W AT ER
OU TP UT
FIG.18 SOLENOID (WATER) ON/OFF SWITCHES
P1521
Location:
The solenoid (water) ON/OFF switches are located
on the switch mounting plate inside the autofill box on
the right side.
Test Procedure:
1. Disconnect the dispenser from the power source.
2. Disconnect the wires from the switch to be tested.
3. Check for continuity across the terminals on the
switch when it is held in the on position. Continuity
must not be present across these terminals in the
released position.
If continuity is present as described, refer to Fig. 19
and reconnect the wires to the switch.
If continuity is not present as described, replace the
switch.
FIG. 19 SOLENOID (WATER) SWITCH
TERMINALS
P1524
BLK from Pump Switch #2
BLK to Pump Switch #1
BLU to Test/Operate Switch
BLU to to Solenoid #1
BLK from Main ON/OFF Switch
BLK to Pump Switch #2
VIO to Test/Operate Switch
VIO to Solenoid #2
#1 AFPO-2 & 3
#2 AFPO-2 & 3
BLK from Pump Switch #3
WHI/VIO to Test/Operate Switch
WHI/VIO to Solenoid #3
#3 AFPO-3 ONLY
Removal and Replacement:
1. Remove the wires from the switch terminals.
2. Compress the clips inside the autofill box and
gently push the switch through the opening.
3. Push the new switch into the opening and spread
the clips to hold switch in the autofill box.
4. Refer to Fig. 19 when reconnecting the wires.
28791 040501