Bunn LPG Operating & Service Manual - page 10
10
P1038
Hopper Selector Switch (Model LPG-2E)
P1029
Location:
The Hopper Selector Switch is located in the
lower left front of the hopper housing.
Test Procedure:
1. Disconnect grinder from the power supply.
2. Remove all wires from the switch terminals.
3. Check that the switch is installed properly, FIG. 10.
4. Place the selector switch in the left position.
5. Check for continuity across the terminals on the
rear of the switch.
If continuity is present as described proceed to #6.
If continuity is not present as described, replace the
switch.
6. Place the selector switch in the right position.
7. Check for continuity across the terminals on the
rear of the switch. Continuity should not be present
across terminals in the right position.
If continuity is not present as described, reconnect
the wires, the switch is operating properly.
If continuity is present replace the switch.
Removal and Replacement:
1. Remove all wires from the switch terminals.
2. Compress the clips inside the front of the housing
and gently push the switch through the opening.
3. Push the new switch into the opening and spread
the clips to retain the switch in the housing.
4. Refer to Fig. 10 when reconnecting the wires.
FIG. 9 HOPPER SELECTOR SWITCH
FIG. 10 HOPPER SELECTOR SWITCH TERMINALS
(Viewed from rear)
SERVICE (cont.)
FIG. 7 DECHAFFER
P1062
Location:
The dechaffer spring plates are located in the burr
housing cap.
1
FIG. 8 DECHAFFER REMOVAL/REPLACEMENT
P1063
2
Removal and Replacement: Refer to Fig. 8
1. Remove coffee beans from hopper(s).
2. Lay grinder on it’s back.
3. Remove the #4-40 truss head screw securing
dechaffer support (1) to the burr housing cap.
4. Remove dechaffer support (1).
5. Remove dechaffer spring plate (2) from burr hos-
ing cap.
6. For models with extra fine dechaffer, remove
dechaffer support (3).
7
Place new dechaffer spring plate (2) in the slot in
the burr housing cap.
8. Place dechaffer support (1) over dechaffer spring
plate (2), support (3) and secure with a #4-40
truss head screw.
WHI to OFF/ON/START Switch
BLU to Timer P1-4 (BLU)
OPTONAL EXTRA
FINE DECHAFFER
3 2 1
Dechaffer
27091 061400