Amana GUIA070A30 Service Instructions Manual page 95

40" 80% gas furnaces guia, gcia, guib, gcib, guic, gcic, guid, guis, gcis, guiv & accessories
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W1
THERMOSTAT
7
CONNECTIONS
W2
Y
CONTROL
R
TERMINAL ORDER REARRANGED FOR CLARITY
G
5
B
6
L
*
*
*
X
X
*
**
I
E
E
H
H
M
F
N
A
A
U
U
F
M
M
H
H
I
I
C
C
M
M
E
R
R
V
E
E
I
N
N
I
-
C
P
A
A
G
D
D
N
H
N
H
N
H
H
N
P
H
H
M
C
M
P
O
A
T
T
I
N
G
i
-
D
O
E
O
E
O
O
E
T
T
S
L
L
V
O
V
S
O
R
L
H
G
-
F
N
H
L
-
T
T
U
T
U
T
U
R
H
1
I
O
L
M
H
2
L
K
O
I
N
N
P
D
I
O
N
120 V
TRANS-
FORMER
I
24 V
G
N
I
T
NO
O
PS1
C
R
NC
PRIMARY
LIMIT
G
A
PM 1
S
F
S
PRIMARY
L
E
CB
V
C 2
RL
A
N
A
M
S
L
V
HI 3
E
O
E
AUX LIMIT
R
C
NO
NO
CAP
L1
PS2
C
DOOR
GND
NC
SWITCH
WARNING:DISCONNECT POWER BEFORE
SERVICING.WIRING TO UNIT MUST BE
PROPERLY POLARIZED AND GROUNDED.
FACTORY WIRED BLOWER MOTOR TO CONTROL CONNECTIONS
**
FURNACE MODEL
HIGH STAGE
LOW STAGE
MOTOR
MOTOR
MOTOR
* MANUFACTURER'S
VARIABLE LETTER
SPEEDS
TO HEAT
SPEEDS
GUIS070C*35
MED LOW
OR-29
LOW
GUIS090C*30
HIGH
BK-26
MED-LO
GUIS090C*50
MED LOW
OR-29
LOW
GUIS115C*50
MED LOW
OR-29
LOW
GUIS140C*50
MED HI
BU-23
LOW
GCIS070C*35
MED LOW
OR-29
LOW
GCIS090C*50
MED LOW
OR-29
LOW
!
TO AVOID POSSIBLE ELECTRICAL SHOCK, PERSONAL INJURY,
WARNING
OR DEATH, DISCONNECT THE POWER BEFORE SERVICING.
(PS1) PRESSURE
(PS2) PRESSURE
SWITCH (LOW)
SWITCH (HIGH)
COM
COM
RD
NO
OR
-18
-19
BU
NC
NC
-12
L
I
C
N
I
OR-20
HI
3
E
R
C
2
BR-21
-
-
G
N
N
PM
1
GY-47
N
E
E
GAS
D
U
U
VALVE
(GV)
VT
RD-14
-16
PRIMARY
PRIMARY
ROLLOUT LIMIT (RL)
LIMIT
BK
RD
COMB
WH
BLOWER
WH-33
(CB)
WH-23
RD-
FLAME SENSOR
22
IGNITOR
115V
FIELD
BK-3
CONNECT
DOOR SWITCH (CLOSED
WHEN DOOR IN PLACE)
N
L1
N
WH
WARNING:DISCONNECT POWER
GND
BEFORE SERVICING.WIRING TO
UNIT MUST BE PROPERLY
POLARIZED AND GROUNDED.
ELECTRICAL BOX
COLOR CODE
*
***
YL YELLOW
COOLING
OR ORANGE
MOTOR
BLOWER SPEED
TO HEAT
VT VIOLET
GN GREEN
RD-24
SEE
BK BLACK
INSTALLATION
0R-29
BR BROWN
INSTRUCTIONS
WH WHITE
TO DETERMINE
RD-24
BU BLUE
PROPER
GY GRAY
COOLING
RD-24
BLOWER SPEED.
RD RED
RD-24
LOW VOLTAGE
RD-24
LOW VOLTAGE FIELD
HI VOLTAGE
RD-24
HI VOLTAGE FIELD
BR
#26 BK (HI)
AIR
#23 BU (MED)
BR
CIRC
BLOWER
#29 OR (MED LOW)
(ACB)
#24 RD (LOW)
NO
CAPACITOR
WH
(CAP)
RD-18
OR-19
GY-47
YL-11
GN
BU-12
BU-25
VT-15
AUX LIMIT
BU-36
BK-6
BK-1
WH-2
LINE
TRANSFORMER
LOAD
OR-3
IMPORTANT:
READ BEFORE OPERATING OR SERVICING THIS UNIT
1. SET HEAT ANTICIPATOR ON ROOM THERMOSTAT AT 0.7 AMPS.
2. AMANA SPECIFIED REPLACEMENT PARTS MUST BE USED WHEN SERVICING.
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 RATING OF AT LEAST
105°C. USE COPPER CONDUCTORS ONLY.
4. UNUSED BLOWER MOTOR LEADS MUST BE PLACED ON "PARK" TERMINALS OF CONTROL OR TAPED.
5 IF HEATING AND COOLING BLOWER SPEEDS ARE NOT THE SAME DISCARD JUMPER BEFORE CONNECTING
BLOWER LEADS. USED ONLY IF HIGH STAGE HEAT AND COOLING USE THE SAME SPEED.
6 IF HIGH STAGE HEAT AND LOW STAGE HEAT SPEEDS ARE NOT THE SAME DISCARD
JUMPER BEFORE CONNECTING BLOWER LEADS. USE ONLY
IF HIGH STAGE HEAT AND LOW STAGE HEAT USE THE SAME SPEED.
7 DIAGNOSTIC LIGHT: CONTINUOUS ON = INTERNAL LOCKOUT -REPLACE CONTROL; 1 FLASH = EXTERNAL LOCKOUT - CHECK FURNACE;
2 FLASHES - PRESSURE SWITCH STUCK CLOSED; 3 FLASHES - PRESSURE SWITCH STUCK OPEN; 4 FLASHES - OPEN THERMAL
PROTECTION DEVICE; CONTINUOUS FLASH - FLAME SENSED - NO CALL FOR HEAT STAT RECOVERY (1/4 SEC. ON, 1/4 SEC. OFF).
8 PLUG CONNECT FOR FURNACE TWINNING.
115V FIELD
CONNECT
ELECTRONIC
AIR CLEANER
***
COOL
5
PARK
*
HEAT-LO
6
**
HEAT-HI
BK-6
LINE
BK-1
XMFR
EAC
HUM
IGN
IND-HI
IND-LO
IND-N
IGN-N
LINE
XFMR
CIR
EAC
HUM
BK-6
WH-23
ON
7
BK-1
WH-2
THERMOSTAT
CONNECTIONS
115V FIELD
CONNECT
W1
W2
Y
R
HUMIDIFIER
RD-18
GN
OR-19
BR-21
GY-47
YL-11
BU-12
BU-25
BU-36
GY-25
200344 REV. 0
CONTROL
8
12
9
6
3
11
8
5
2
10
7
4
1
G
B

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