Typical Unit Parts Arrangement - Lennox TPA036H4N4 Installation Instructions Manual

Typical Unit Parts Arrangement

CONTROL BOX
SINGLE
RUN
CAPACITOR
(C12)
GROUND
LUG
CONTACTOR
(K1)
CUTOUT FOR HIGH
VOLTAGE CONDUIT
NOTE PLUMBING LAYOUT AND
COMPRESSOR TYPE MAY VARY SLIGHTLY
BETWEEN MODEL SIZES.
FAN RELAY (K10) (G−VOLTAGE
UNITS ONLY)
DEFROST CONTROL
(A108)
DISTRIBUTOR
CHECK EXPANSION
CONTROL WIRE
LOOP
EQUALIZER LINE
BI−FLOW LIQUID
LINE FILTER DRIER
TRUE SUCTION
HIGH PRESSURE
CRANKCASE HEATER
THERMOSTAT (S40)
LIQUID LINE SERVICE
AMBIENT TEMPERATURE
SENSOR (RT13)
Figure 1. Typical Unit Parts Arrangement
Page 3
MUFFLER
COMPRESSOR
HARNESS
VALVE
PORT
SWITCH (S4)
VALVE
COIL SENSOR (RT21) IS
LOCATED ON HAIRPIN
SHOWN. SIXTH HAIRPIN
UP ON INSIDE ROW
COMPRESS0R
DISCHARGE
LINE
LOW PRESSURE
SWITCH (S87)
REVERSING
VALVE (R1)
CHECK
EXPANSION
VALVE
SENSING BULB
CRANKCASE
HEATER (HR1)
REVERSING VALVE
SOLENOID
VAPOR LINE
SERVICE VALVE
TPA*H4 SERIES