Bunn RT with High Heat Warmer 业主指南
Page 17
FIG. 8 WARMERS
FIG. 9 WARMERS
FIG. 10 WARMER WIRING
SERVICE (cont.)
Warmer(s)
OT:
Brew Station & Upper
RT:
Left Rear, Left Front, Brew Station, & Right Front
Location:
OT: One of the warmers is beneath the brew funnel
and the other is on the top lid, FIG. 8.
RT: These warmers include the one beneath the
brew funnel, the ones on the right and left of the brew
station, and the one above and to the left of the brew
station as viewed from the front, FIG. 9.
station, and the one above and to the left of the brew
station as viewed from the front, FIG. 9.
Test Procedure:
1.
1.
Once the switch has been tested and switch fail-
ure has been eliminated, proceed as follows.
ure has been eliminated, proceed as follows.
2.
Disconnect the brewer from the power source
and remove the #4-40 screws attaching the
warmer being tested.
and remove the #4-40 screws attaching the
warmer being tested.
3.
Lift the warmer assembly from the brewer and
invert the warmer making the wire terminals ac-
cessible for testing.
invert the warmer making the wire terminals ac-
cessible for testing.
4.
Check for continuity from the switch to the black
wire at the warmer element.
wire at the warmer element.
If continuity is present as described, proceed to #5.
5.
Check for continuity from the wire terminal of
the white or red wire to the splice or indicator
lamp using the chart below.
the white or red wire to the splice or indicator
lamp using the chart below.
If continuity is present as described, proceed to #6.
If continuity is not present as described, refer to the
Wiring Diagrams and check the brewer wiring har-
ness.
If continuity is not present as described, refer to the
Wiring Diagrams and check the brewer wiring har-
ness.
6.
Check for continuity across the two terminals on
the warmer.
the warmer.
If continuity is present as described, the warmer is
operating properly.
If continuity is not present as described, replace the
warmer.
operating properly.
If continuity is not present as described, replace the
warmer.
Removal and Replacement:
1.
1.
Remove the #4-40 slotted-head screws holding
the warmer to the brewer
the warmer to the brewer
2.
Lift the warmer assembly from the brewer.
3.
Disconnect both wires from the warmer.
4.
Refer to FIG. 10 when reconnecting the wires.
5.
Place the new warmer into the brewer and se-
curely attach it using the #4-40 screws.
curely attach it using the #4-40 screws.
CA
UT
ION
DISCARD DE
CANTER
IF:
. C
RA
CK
ED
. S
CR
AT
CH
ED
. B
OIL
ED
DR
Y
. H
EA
TE
D W
HE
N E
MP
TY
. U
SE
D O
N H
IGH
FL
AM
E
. O
R E
XP
OS
ED
EL
EC
TR
IC
E
LE
ME
NT
S
FAILURE TO COM
PLY RIS
KS
INJURY
PN
: 6
58
19
85
BU
NN
-O
-M
AT
IC
CO
RP
OR
AT
ION
FUNNE
L CONTENTS
ARE HOT
!
WA
RN
IN
G
!
HIG
H H
EA
T W
AR
ME
R
DO NO
T BOIL D
ECANTER DR
Y
KEEP COMB
USTIBLES A
WA
Y
FA
ILU
RE
TO
C
OM
PL
Y R
IS
KS
GLA
SS
FA
ILU
RE
/H
OT
LIQ
UID
BU
RN
S A
ND
FIR
E H
AZA
RD
CA
UT
ION
DIS
CA
RD
DE
CA
NT
ER
IF:
. CRA
CK
ED
. SCR
ATCHE
D
. B
OIL
ED DR
Y
. HEATE
D W
HEN
EMP
TY
. U
SED
ON H
IGH FLAM
E
. OR
EX
PO
SED
ELECT
RIC
ELE
MENT
S
FA
ILU
RE
TO
CO
MP
LY
RI
SK
S I
NJ
UR
Y
PN
: 6
58
19
85
BU
NN
-O
-M
AT
IC
CO
RP
OR
AT
ION
FU
NN
EL
CO
NT
EN
TS
AR
E H
OT
!
WHI or RED (see below)
BLK to Warmer Switch
P1687
P1688
P1692
MODEL
OT Upper
OT Upper
WHI OR RED
to Indicator Lamp
OT Brew Station
WHI OR RED
to Indicator Lamp
to Terminal Block
to Terminal Block
RT Left Rear
WHI OR RED
to Terminal Block
to Brew Station Warmer
to Brew Station Warmer
RT Left Front
WHI OR RED
to Indicator Lamp
RT Brew Station
WHI OR RED
to Timer P2
to Left Rear Warmer
to Left Rear Warmer
RT Right Front
WHI OR RED
to Right Rear Warmer Switch
10021 071700