Operating instructions

Catalog 1304-1 / Page 23 of 28
Wiring Diagram
PGAN with Hydronic Heat, Variable Speed Condenser and Evaporator Fan Motors
IO-788
2/2013
CM
COMP
EM
FC
F
HPS
HTR
RCCF
RVC
TR
VSM
VSTM
R
OUTDOOR FAN MOTOR
COMPRESSOR
EVAPORATOR MOTOR
FAN CAPACITOR
FUSE
HIGH PRESSURE SWITCH
HEATER ELEMENT
RELAY
RUN CAPACITOR
FOR COMPRESSOR AND FAN
REVERSING VALVE
TRANSFORMER
VARIABLE SPEED MOTOR
VARIABLE SPEED TERMINAL BOARD
FOR A HEAT PUMP
THERMOSTAT USED
ON A STRAIGHT
COOL UNIT
GL - LOW SPEED
GH - HIGH SPEED
7
LINE 1
HEATER 1 HEATER 2
LINE 2
COMPRESSOR
FAN
HIGH
FAN
LOW
REV
VALVE
COM
GND
230/265
TO MOTOR
VSTM ID
R 485S
VSM
EM
EVAP
MOTOR
VT
BK
RD RD
COM
GND
230/265
TO MOTOR
VSTM OD
R 485S
VSM
CM
FAN
MOTOR
WH
WH
BK
1650 1500 1350 1170
BK
WH
BK
BK
RD
O
R
Model or Mfg. #
Starts With
High Speed
VSTM Black
Low Speed
VSTM Red
MTC07 1400 1250
MTC09 1400 1250
MTC12
1400 1250
Model or Mfg. #
Starts With
High Speed
VSTM Black
Low Speed
VSTM Red
MTC07 1350 1170
MTC09 1350 1170
MTC12
1350 1170
Outdoor Motor Speed Selection
Indoor Motor Speed Selection
HIGH VOLTAGE!
DISCONNECT ALL POWER BEFORE
SERVICING OR INSTALLING THIS UNIT.
MULTIPLE POWER SOURCES MAY BE
PRESENT. FAILURE TO DO SO MAY CAUSE
PROPERTY DAMAGE, PERSONAL INJURY
OR DEATH.
Wiring is subject to change.