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Manual 2100-537
I
Page 53 of 54
TO 208V TRANSFORMER
1
FOR 208V OPERATION,
MOVE THIS RED WIRE
TAP
Blower
Indoor
Motor
3A
GREEN
1
OFF
OFF
2
ON
OFF
POWER PLUG
RED
RED
431 2
5
4
3
1
2
RED/WHITE
16-PIN BLOWER
POWER PLUG
240V
OFF
ON
4-PIN UNIT
CONTROL PLUG
5-PIN MOTOR
BREAKER
RED/WHITE
YELLOW/RED
ORANGE
PURPLE
RED/YELLOW
RED/WHITE
RED
PURPLE/WHITE
BLUE
16 15 1314 12 1011 9
28 37
208/230-60-1
456
YELLOW/BLACK
BLACK/WHITE
BROWN
BLACK/WHITE
GRAY
2
8
BLUE/BLACK
YELLOW
OFF
OFF
CIRCUIT
CONTROL PLUG
FIELD CONNECTIONS TO THERMOSTAT
SWITCH #
1
BLACK
COM
OFF
TRANSFORMER
5
ON
16-PIN BLOWER
6
C
R
3
AND CONDENSING SECTION
DIP
4
208V
MODEL
GTC36S1GTC48S1GTC60S1
1
ECM
CONTROL
7
7
7
9
7
7
3
8
12
10
OFF
7
ON
9
OFFON
11
ADJUSTMENT TAPS
NONE "+10%" "-10%" NONE
OFF ON OFF ON
OFF OFF ON ON
BLACK
BLACK
BLACK/WHITE
4117-100 B
NOTE: SWITCH #4 MUST BE TURNED
ON WHEN BLOWER IS CONVERTED TO
COUNTERFLOW OR HORIZONTAL
RIGHT DISCHARGE