Operating instructions
18
WARNING
TO PREVENT PROPERTY DAMAGE, PERSONAL INJURY OR DEATH, DISCONNECT ELECTRICAL POWER TO THIS FURNACE BEFORE
SERVICING OR PERFORMING MAINTENANCE.
1Ø WIRING
20 8/2 30 V AC 1
Ø
4
COMB US T I ON
2
0
0
9
0
LIMIT (RL)
PRIMARY ROLL OUT
VT
O
1
VT-14
P
(CAP)
BLOWER
I
3
BU-23
PGA42 C0902F
GY
BR
MED HI
L1
T1
BLOWER
COMB
VT VIOLET
25
YL-11
YL YELLOW
120
AI R
P
PTCR
11
1
2
0
X
GND
BK BLACK
DETAIL 1
4
Y
SPEEDS
MODELS
I
N
C
N
0
(ACB)
C
1
1
VT
SEE NOTE 10)
(OPTIONAL,
COM
17
OR-22
CIRCULATION
O
(COM)
BK-26
(WHEN
N
BLOWER
90
CC
C
A
DETAIL 2
W
L2
2 X
C
YL
10
42
8
37
10
PGA24 C0702F
GAS VALVE
6
2
2 SPEED
T1
FI ELD CONNECTION
GY-25
DSI
230
BU-36
R
BR
SENSOR
RL
1
BK-26
W
MED HI
GND
CUSTO M
AIR PRESSURE
L2
** COOLING BLOWER SPEED
AUX LIMIT
GY-70
5
BK
2
L1
N
180
U
NC
MOTOR
15
S
8
(CB)
90
O
IMPORTANT:
YL-27
6
4
RD
16
LOW
SPEED
NO
(230)
2
4
T
3
G
4 F
L2
3
R
L
RD-29
1
M
COMP
1
5
0
C
V R
CAP
HERM
FAN
L
FLAME
1
RD
YL-12
12
MOTOR TO "HEAT"
SERVICI NG.
LINE
LOAD
9
MED LOW
VT
M
C
HEAT
L
BLOWER
208
S
L2
C
UNUSED
T
R
M
BU-23
P
S
C
8
PGA36 C0702F
T2
I
0
120
I
GY-25
BU-23
IGNITOR (DSI)
1
R
RD
VT-47
M
5
13
HERM
BK
WH WHITE
P
F
CC
(TERMINAL ORDER REARRANGED)
CONTROL BOARD
WARNING:DISCONNECT POWER BEFORE SER VICING.
ACB
BU-23
DETAIL 2
FAN
COO L
A
MED HI
COM
FS
C
TRANSFORMER
VT
20
3
4
FACTORY WIRED MOTOR CONNECTIONS
3
RD
1
(208V)
R
HI VOLTAGE FIELD
L1
D
5
FS
GND
CIRCULATI ON
N
6
T
3
T
BU-23
CONTROLS, I NC
1
CONTROL
I
UNIT WARNI NG: DISCONNECT POWER BEFORE
READ BEFORE OPERATING OR SERVICING THI S
HI
YL-27
L2
4 SPEED
GN GREEN
RD
4
L1
4
MED HI
VT
G
LOW V OLT AGE FI ELD
GN
Y
OR ORANGE
GV
N
2
RD RED
FAN
OD
BLOWER
BK
2
C
0
WH
O
S
2
E
M
OR-19
5
ADJUSTABLE FAN SETTING
BR BROWN
VT-18
RD
FAN
O.D.
BLOW ER
1
COLOR CODE
PTCR
4
C
H
HI
BK-26
LOW VOLTAGE
7
C
COMPRESS OR
GY GRAY
8
1
2
HI
L
OR-49
M
0
WH
(FACTORY SETTING AS SHOWN)
T1
C
L2
180
SPEED
BU BLUE
DIRECT SPARK
(WHEN REQ'D)
AIR
LIMIT
11
OR
RD-24
COM
60
BU-23
PGA30 C0702F
THERMOSTAT
2
REQUIRED)
A
MED HI
A
I
L
(ACB)
2 BK-26
L2
BR-21
BK-26
CAPACITOR
9
3
2
T2
YL-27
C
T
RD-24
L1
A
CO M
SWITCH (PS)
(GV)
HI VOLTAGE
UTEC
DETAIL 1
60
* HEATING BLOWER SPEED
PGA36 C0902F
6
M
VT-34
BR
THERMOSTAT
3. EQUIPPED FOR 230 VOLT OR 208 VOLT.
WH
20351601 REV. 2
MOTOR
MOTOR TO "COOL"
10
O
D1
3
7
6
208/ 230 VAC 1
Ø
1. AMANA SPECIFI ED REPLACEMENT PARTS MUST BE
USED WHEN SERVICING.
2. IF ANY ORIGINAL WI RE I S REPL ACED, 10 5° C WIRE MUST
BE USED.USE COPPER CONDU CTORS ONLY.
4. HEAT ON/OFF FAN DELAY FACTORY SETTINGS: 30
SECONDS ON AND 120 SECONDS OFF.
5. UNUSED BLOWER MOTOR LEADS MUST BE PLACED ON
UNUSED MOTOR TE RMI NALS OF CONTROL OR TAPED.
6. IF HEATING AND COOLI NG BLOWER SPEEDS ARE NOT THE
SAME DISCARD JUMPER BEFORE CONNECTI NG BLOWER LEADS.
7. COOLING/FAN ONLY ON/OFF FAN DELAY SETTING:
7 SECONDS ON AND 30 SECONDS OFF.
8. DIAGNOSTI C LIGHT: STEADY ON= STANDBY MODE;
STEADY OFF= INTERNAL FAULT OR NO POWER; 1
FLASH= LOCKOUT; 2 FLASHES= PS STUCK OPEN;
3 FLASHES= PS STUCK CLOSED; 4 FLASHES=
OPEN HIGH LI MIT SWITCH, AUX LI MIT SWITCH,
OR OPEN ROLL OUT; 5 FLASHES= FLAME
DETECTED WITH GAS VALVE CLOSED; 6
FLASHES= COMPRESSOR DELAYED ON SHORT
CYCLE TIMER;7 FLASHES= LOW FLAME SENSE
CURRENT; 8 FLASHES= 5 LIMIT TRIPS
WITHIN A SINGLE CALL FOR HEAT;
9 FLASHES= GAS VALVE SENSED ON IN ERROR
(CUSTOM CONTROLS, INC. ONLY)
9. COMPRESSOR SHORT CYCLE DELAY: 3 MIN.
STARTUP DELAY AFTER POWER LOSS.
10. OPTI ONAL THERMOST AT TERMI NAL STRI P
IS NOT PRESENT ON ALL MODELS.
WARNING:DISCONNECT POWER
BEFORE SERVICING.
208 VOLT INSTALLATION
FOR PROPER OP ERATION ON 208 VOLT THE
FOLLOWING CHANGES MUST BE MADE:
MOVE BK17 WIRE FROM TRANSFORMER
230 TERMINA L TO 208 TERMINAL.
UNPLUG RED COMBUSTION BLOWER LEAD
FROM CONTROL BOARD TERMINAL (DI) AND
ATTACH BLACK BLOWER LEAD TO TERMINAL.
TAPE UNUSED RED LEAD.