M1:
Motor for exhaust fan
M2:
Motor for supply fan
C:
Capacitor
GM:
Motor for Bypass movement
LS:
Microswitch
TH1:
Thermistor for outside air
TH2:
Thermistor for return air
SW1:
Switch(Main/Sub change)
SW2,5: Switch (Function selection)
SW3:
High/E.high select switch
(Exhaust fan)
SW4:
High/E.high select switch
(Supply fan)
TM1:
Terminal block (Power supply)
TM2:
Terminal block (Transmission
cable and external control
input)
TM3:
Terminal block (Monitor out-
put)
TB5:
Terminal block (M-NET
Transmission cable)
S1,S2: Connector (Power supply)
TR:
Control circuit transformer
X7:
Relay contact (For operation
monitor output)
X8:
Relay contact (For malfunc-
tion monitor output)
CN1:
Connector (Transformer
primary)
CN2:
Connector (Transformer sec-
ondary)
CN5:
Connector (Thermistor)
CN6:
Connector (Microswitch)
CN7:
Connector (Motor for Bypass
operation)
CN8-1: Tab connector (Fan motor)
CN8-2: Tab connector (Fan motor)
CN9:
Connector (Fan motor)
CN10: Connector (Fan motor)
CN16: Connector (High/Low switch)
CN32: Connector (Remote control
selection)
SA1:
Address setting rotary switch
(10 digit)
SA2:
Address setting rotary switch
(1 digit)
MARK
: Indicates terminal block
: Connector
: Board insertion connector or
fastening connector of
control board
Symbol explanation
• PZ-41SLB-E and PZ-52SF-E cannot be used simultaneously.
—8—
LGH-F1200RX
3
-E
* Connect the wires shown as dotted lines.
* Be sure to connect the grounding wire.
* Breaker should be provided by the customer.