Wiring Diagram - Amana AMH8 Installation Instructions Manual

Gas-fired warm air furnace
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WIRING DIAGRAM FOR AMH8
WARNING:DISCONNECT POWER BEFORE
SERVICING.WIRING TO UNIT MUST BE
PROPERLY POLARIZED AND GROUNDED.
24 VAC
HUMIDIFIER
C
G
R
W
Y
7
8
9
4
5
6
1
2
3
INTEGRATED
CONTROL MODULE
BL
RD
2
1
BK
WH
BK
GR
SWITCH LOCATED IN BLOWER
COMPARTMENT ON SOME MODELS
RD
PRIMARY LIMIT
RD
YL
PM
C
HI
1
2
3
HOT
SURFACE
2 STAGE
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)
FLASHES = PRESSURE SWITCH STUCK CLOSED
2
FLASHES = PRESSURE SWITCH STUCK OPEN
3
FLASHES = OPEN HIGH LIMIT
4
5
FLASHES = FLAME SENSE WITHOUT GAS VALVE
6
FLASHES = OPEN ROLLOUT OR OPEN FUSE
FLASHES = LOW FLAME SIGNAL
7
RAPID FLASHES = REVERSED 115 VAC POLARITY/VERIFY GND
C
NOTES:
PK PINK
COLOR CODES:
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 SHOULD 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.
Wiring is subject to change. Always refer to the wiring diagram on the unit for the most up-to-date wiring.
5 MIN
2 STG
MODE
BR
BL
AUXILARY
BR
LIMITS
BR
PARK
BK
24V
115V
XFMR
15 PIN PLUG
ON SOME MODELS
BLOWER COMPARTMENT
BURNER COMPARTMENT
24 VAC
DOOR SWITCH
HUMIDIFIER
NO
C
RD
PRESSURE
YL
SWITCH
YL
WH
BK
BR
BL
BR
BK
INDUCED DRAFT
BLOWER
FLAME
SENSOR
INTEGRATED CONTROL
°C. USE COPPER CONDUCTORS ONLY.
31
HUMIDIFIER
XFMR (6)
GND
GND (8)
MVC (9)
MVH (12)
MVL (2)
C
G
PS (10)
PSO (4)
Y
TO
MICRO
HLI (7)
W
HLO (1)
R
RO2 (11)
RO1 (5)
XFMR (3)
24 VAC
XFMR-H
115 VAC
FLAME SENSOR
FP
HOT SURFACE
IGNITER
IGN
ID
BLWR
IND
CIRCULATOR
BLWR
ELECTRONIC
AIR CLEANER
EAC-H
LINE-H
JUNCTION BOX
DOOR
SWITCH
YL
L
GND
JUNCTION
BOX
LINE-N
GND
LINE H
TO 115 VAC/ 1/60HZ
POWER SUPPLY WITH
OVERCURRENT PROTECTION
DEVICE
INTERNAL TO
INTEGRATED
CONTROL MODULE
C2
GAS
HI
VALVE
M1
ID BLOWER
PRESSURE
SWITCH
NO
C
40 VA
TRANSFORMER
XFMR-N
IGN-N
IND-N
CIR-N
EAC-N
LINE-N
DISCONNECT
N

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