Amana GMS8 Service Instructions Manual page 70

WIRING DIAGRAMS
Wiring is subject to change, always refer to the wiring diagram on the unit for the most up-to-date wiring.
70
WARNING:DISCONNECT POWER BEFORE
SERVICING.WIRING TO UNIT MUST BE
PROPERLY POLARIZED AND GROUNDED.
24 VAC
HUMIDIFIER
C G R R W Y
DIAGNOSTIC
LED
FUSE
OR
3 2 1
4 YL
6 5
RD
9 8 7
12 10
11 YL
BR
INTEGRATED
CONTROL MODULE
2
1
115 VAC HOT AND PARK TERMINALS
LINE-H XFMR-H HEAT-H COOL-H
24V BK
BK
115V
XFMR
WH
DOOR SWITCH
SWITCH LOCATED IN BLOWER
COMPARTMENT ON SOME MODELS
RD
PRIMARY LIMIT
BL
C2
M1
HOT
SURFACE
IGNITER
GAS VALVE
PU
PU PU
ROLLOUT LIMITS
(SINGLE CONTROL ON SOME MODELS)
STEADY ON = NORMAL OPERATION
0
OFF = CONTROL FAILURE
1 FLASH = SYSTEM LOCKOUT (RETRIES/RECYCLES EXCEEDED)
1
2 FLASHES = PRESSURE SWITCH STUCK CLOSED
2
3 3 FLASHES = PRESSURE SWITCH STUCK OPEN
4 FLASHES = OPEN HIGH LIMIT
4
5 FLASHES = FLAME SENSE WITHOUT GAS VALVE
5
6 FLASHES = OPEN ROLLOUT/OPEN CONTROL FUSE
6
7 FLASHES = LOW FLAME SIGNAL
7
8 FLASHES =CHECK IGNITER OR IMPROPER GROUNDING
8
RAPID FLASHES =REVERSED 115 VAC POLARITY/VERIFY GND
C
NOTES:
COLOR CODES: PK PINK
1. SET HEAT ANTICIPATOR ON ROOM THERMOSTAT AT 0.7 AMPS.
YL YELLOW BR BROWN
2. MANUFACTURER'S SPECIFIED REPLACEMENT PARTS MUST BE USED WHEN SERVICING.
OR ORANGE WH WHITE 3. IF ANY OF THE ORIGINAL WIRE AS SUPPLIED WITH THE FURNACE MUST BE
REPLACED, IT MUST BE REPLACED WITH WIRING MATERIAL HAVING A TEMPERATURE
PU PURPLE BL BLUE
RATING OF AT LEAST 105 ˚
GR GREEN GY GRAY
4. BLOWER SPEEDS MUST BE ADJUSTED BY INSTALLER TO MATCH THE INSTALLATION
BK BLACK RD RED
REQUIREMENTS SO AS TO PROVIDE THE CORRECT HEATING TEMPERATURE
RISE AND THE CORRECT COOLING CFM. (SEE SPEC SHEET FOR AIR FLOW
CHART)
5. UNIT MUST BE PERMANENTLY GROUNDED AND CONFORM TO N.E.C. AND
LOCAL CODES.
(
WITH
AUXILIARY
LIMITS
BR
15 PIN PLUG
ON SOME MODELS
BLOWER COMPARTMENT
BURNER COMPARTMENT
24 VAC
HUMIDIFIER
NO
C
YL
RD
PRESSURE
YL
SWITCH
WH
BK
BR
OR
BK
FLAME
SENSOR
INDUCED DRAFT
BLOWER
TO 115 VAC/ 1/60HZ
POWER SUPPLY WITH
OVERCURRENT PROTECTION
DEVICE
LOW VOLTAGE (24V)
LOW VOLTAGE FIELD
HI VOLTAGE (115V)
HI VOLTAGE FIELD
INTEGRATED CONTROL
PLUG CONNECTION
C. USE COPPER CONDUCTORS ONLY.
*DSS80/*MS8
PCBBF134 C
ONTROL
HUMIDIFIER INTEGRATED
CONTROL MODULE
XFMR (6)
GND
GND (8)
GAS
C2
VALVE
MVC (9)
M1
MV (12)
C
AUXILIARY
LIMIT CONTROLS
G
PS (10)
C
PSO (4)
TO
Y
MICRO
HLI (7)
W
HLO (1)
R
RO2 (11)
RO1 (5)
MANUAL RESET ROLLOUT
LIMIT CONTROL(S)
(SINGLE CONTROL ON SOME MODELS)
XFMR (3)
24 VAC
40 VA
TRANSFORMER
XFMR-H
115 VAC XFMR-N
FLAME SENSOR
FP (2)
HOT SURFACE
IGNITER
IGN
IGN-N
ID
BLWR
IND
IND-N
COOL-H
CIRCULATOR
BLWR
CIR-N
HEAT-H
LINE-N
LINE-H
JUNCTION BOX
DOOR
SWITCH
WARNING:
DISCONNECT POWER
DISCONNECT
BEFORE SERVICING.
WIRING TO UNIT
MUST BE
PROPERLY
POLARIZED
AND GROUNDED.
L GND N
TO 115VAC/ 1 /60 HZ POWER SUPPLY WITH
OVERCURRENT PROTECTION DEVICE
JUNCTION
BOX
LINE-N
GND
LINE H
EQUIPMENT GND
FIELD GND
FIELD SPLICE
SWITCH (TEMP.)
JUNCTION
IGNITER
TERMINAL
SWITCH (PRESS.)
INTERNAL TO
OVERCURRENT
PROT. DEVICE
0140F02072-A
B )
OARD
ID BLOWER
PRESSURE
SWITCH
NO
AUTO RESET
PRIMARY
LIMIT
CONTROL