Lennox LGC Series User Manual

Page 30
FIGURE 3
BLOWER CONTACTOR
RELAY (K3)
GROUND
LUG
TERMINAL
BLOCK (TB13)
(LINE VOLTAGE)
TERMINAL
BLOCK (TB1)
ELECTRIC
HEAT RELAY
(K9)
ELECTRIC HEAT
TRANSFORMER
(T2)
MAIN CONTROL
MODULE M1 (A55)
COMPRESSOR 2
CONTROL MODULE
C1 (A57)
CONTROL
TRANSFORMER
(T1)
OUTDOOR FAN
MOTOR FUSE
BLOCK (F10)
CONTACTOR
TRANSFORMER
(T18)
LOW VOLTAGE
TERMINAL STRIPS
[(TB34) TRANSFORMER 1]
[(TB35) TRANSFORMER 18]
COMPRESSORS 3 & 4
CONTROL MODULE
C2 (A59)
ELECTRIC HEAT 2
CONTROL MODULE E1 (A60)
(USED ONLY ON 45kW & HIGHER)
ECONOMIZER CONTROL
MODULE EM1 (A56)
(ECONOMIZER ONLY)
BLOWER MOTOR
OVERLOAD RELAY (S42)
(DIFFERENT BLOWER MOTORS)
COMPRESSOR 1
through 4 CONTACTOR
K1, K2, K14, ALL UNITS
K146 300H UNITS
UNIT FUSE BLOCK (F4)
(INSTALLED ONLY IF
ELECTRIC HEAT IS USED)
OUTDOOR FAN
CAPACITOR 1
through 6
(C1, C2, C18,
C19, C20, C21)
POWER EXHAUST
RELAY (K65)
OUTDOOR FAN RELAY
(K10 K149 K152 K68
K150 153)
C.A.B TRANSFORMER and RELAYS
LGA UNITS (T3 and T13) (K13 and K19)
BURNER CONTROL
(A12 and A3) LGA ONLY
LGA/LGC/LCA/LCC CONTROL BOX
GAS HEAT CONTROL MODULE (A58)
(LGA ONLY)
TERMINAL STRIP (TB2)
OR OPTIONAL DISCONNECT
SWITCH (S48) OR OPTIONAL
CIRCUIT BREAKER
(TB2)
(S48)

Lennox LGC Series Specifications

General

Brand	Lennox
Model	LGC Series
Category	Air Conditioner
Language	English