Service manual

Page 24
GRINDER SELECTOR SWITCH
FIG. 18 GRINDER SELECTOR SWITCH
C
A
U
T
I
O
N
CAUTION
D
I
S
C
A
R
D
D
E
C
A
N
T
E
R
DISCARD DECANTER
I
F
:
IF:
R
A
C
K
E
D
. CRACKED
C
H
E
D
. SCRATCHED
Y
. BOILED DRY
M
P
T
Y
. HEATED
WHEN EMPTY
. USED ON HI
GH FLAME
. OR EXPOSED ELECTRIC
ELEMENTS
FAILURE TO COMPLY RISKS INJURY
PN: 6
58
198
5 BUNN-O-M
ATIC CORPORATION
FUNNEL CONTENTS
ARE HOT
!
D
I
S
C
O
N
N
E
C
T
F
R
O
M
P
O
W
E
R
S
O
U
R
C
E
B
E
F
O
R
E
R
E
M
O
V
A
L
O
F
A
N
Y
P
A
N
E
L
O
R
R
E
P
L
A
C
E
M
E
N
T
O
F
A
N
Y
C
O
M
P
O
N
E
N
T
!
WARNING
!
P2214
Location:
The grinder selector switch is located in the upper
center on the front of the hood.
Test Procedure:
1. Disconnect the brewer from the power source.
2. Remove all wires from the switch terminals.
3. Place the selector switch in the left position.
4 Check for continuity across the center and right
terminals on the rear of the switch.
5. Continuity must not be present across the center
and left terminals on the rear of the switch.
6. Check the bottom row, then the top row of termi-
nals.
If continuity is present as described proceed to #7.
If Continuity is not present as described replace the
switch.
SERVICE (cont.)
P787
FIG. 19 GRINDER SELECTOR SWITCH
TERMINALS
32248 100500
7. Place the selector switch in the right position.
8. Check for continuity across the center and left
terminals on the rear of the switch.
9. Continuity must not be present across the center
and right terminals on the rear of the switch.
10. Check the bottom row, then the top row.
If continuity is present as described, reconnect the
wires, the switch is operating properly.
If continuity is not present as described, replace the
switch.
11. Refer to Fig. 19 when reconnecting the wires.