4
To prevent death, personal injury or property damage due to electrical shock, disconnect electrical power to this furnace
before servicing or performing maintenance.
WARNING
COOLING
YL YELLOW
OR ORANGE
VT VIOLET
GN GREEN
BK BLACK
BR BROWN
WH WHITE
BU BLUE
GY GRAY
RD RED
COLOR CODE
LOW VOLTAGE
LOW VOLTAGE FIELD
HI VOLTAGE
HI VOLTAGE FIELD
HEATING BLOWER SPEED
FURNACE MODEL
MOTOR TO "HEAT"
FACTORY WIRED BLOWER MOTOR TO CONTROL CONNECTIONS
BLOWER SPEED
SEE
INSTALLATION
INSTRUCTIONS
TO DETERMINE
PROPER
COOLING
BLOWER SPEED.
3
MOTOR
SPEEDS
LOW
SPEED
GUX: 070X30*,090X50*
GUD: 090X35*,090X50*
BU-23
MED
4
IMPORTANT:
4. UNUSED BLOWER MOTOR LEADS MUST BE PLACED ON "PARK" TERMINALS OF CONTROL OR TAPED.
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 105C. USE COPPER CONDUCTORS ONLY.
5 IF HEATING AND COOLING BLOWER SPEEDS ARE NOT THE SAME DISCARD JUMPER BEFORE
CONNECTING BLOWER LEADS.
RD-24
GUX: 090X35*,115X50*
GUC: 070X30*,115X50*
090X35*
GUD: 070X30*,115X50*
HI
BK-26
4
*
**
6 DIAGNOSTIC LIGHT:STEADY=REPLACE CONTROL;1 FLASH=LOCKOUT;2 FLASHES=PS STUCK CLOSED;
3 FLASHES=PS STUCK OPEN;4 FLASHES=OPEN HIGH LIMIT SWITCH;
5 FLASHES=OPEN ROLLOUT CONTROL;
CONTINUOUS FLASHING=FLAME-NO CALL FOR HEAT
11165501 REV. 0
BR-21
PRIMARY
ROLLOUT
LIMIT (RL)
FLAME SENSOR
COMBUSTION
BLOWER
(CB)
DOOR SWITCH (CLOSED
WHEN DOOR IN PLACE)
115V
FIELD
CONNECT
AIR
CIRCULATION
BLOWER
(ACB)
CAPACITOR
(CAP)
BR
BR
X
F
M
R
I
G
N
I
N
D
C
O
O
L
H
E
A
T
P
A
R
K
P
A
R
K
L
I
N
E
X
F
M
R
L
I
N
E
C
I
R
W
Y
LO AD
LINE
TRANSFORMER
#29 OR (MED LOW)
#26 BK (HI)
#23 BU (MED)
#24 RD (LOW)
PRESSURE SWITCH (PS)
NC
NO
COM
**
*
CONTROL
RD-22
BK-6
BK-3
WH
BK
GY-47
VT-14
OR
-16
YL
-11
OR-16
BU-25
BK-1
WH-2
12
1
4
7
10
11
8
5
2
3
6
9
BR-21
BU
-36
VT
-14
GY
-25
BK-6
BK-1
VT
-55
RD
-22
OR-3
BU-15
BU-36
VT
-55
5
6
GAS
VALVE
(GV)
THERMOSTAT
CONNECTIONS
WARNING:DISCONNECT POWER BEFORE
SERVICING.WIRING TO UNIT MUST BE
PROPERLY POLARIZED AND GROUNDED.
WARNING:DISCONNECT POWER
BEFORE SERVICING.WIRING TO
UNIT MUST BE PROPERLY
POLARIZED AND GROUNDED.
IGNITOR
WH-
23
WH-33
WH
GND
N
L1
LIMIT
R
G
C
ELECTRICAL BOX
3
2
1
H
U
M
E
A
C
H
U
M
E
A
C
115V FIELD
CONNECT
HUMIDIFIER
115V FIELD
CONNECT
ELECTRONIC
AIR CLEANER
H
O
T
120
V
A
C
NE
UT
RA
L
1
2
0
V
A
C
CI
RC
U
L
A
T
O
R
B
L
O
W
E
R
TH
FP
HL
O
RO
1
TR
MV
GN
D
HL
I
PS
RO
2
MV
GUC: 045X30*
GUD: 045X30*
MED
3
BU-23
P
C
M
WH
GY-47
YL-11
BU-25
GY-25
OR-3
RD-44
RD-44
GN
GN
PRIMARY
RL
N
L1
DOOR
SWITCH
GND
IGNITOR
GV
CB
PS
NO
C
I
N
D
L
I
N
E
N
E
U
120 V
TRANS-
FORMER
24 V
S
E
N
S
O
R
CAP
ACB
Y
W
THERMOSTAT
CONNECTIONS
CONTROL
6
5
TERMINAL ORDER REARRANGED FOR CLARITY
L
I
M
I
T
**
*
F
L
A
M
E
R
G
C
C
NC
NO
E
A
C
H
O
T
E
A
C
N
E
U
H
U
M
H
O
T
H
U
M
N
E
U
L
I
N
E
H
O
T
X
F
M
R
H
O
T
X
F
M
R
N
E
U
T
H
P
S
H
L
I
H
L
O
M
V
M
V
C
O
O
L
H
E
A
T
P
A
R
K
P
A
R
K
C
I
R
N
E
U
I
G
N
F
P
G
N
D
T
R
R
0
2
R
0
1
RD-44
RD-44
* MANUFACTURER'S VARIABLE LETTER
GUX: 070X40*
GUC: 090X50*
GUD: 070X40*
MED LOW
4
OR-29
GUX: 045X30*
GUC: 070X40*
4
LOW
RD-24
