Piping Drawings - Lennox CMC 020S Installation, Operating And Maintenance Manual

1.- GENERAL CHARACTERISTICS

1.8.- PIPING DRAWINGS

CMH 055/070/085
Fan
DS
055/070/085
Pressure gauge. (5/16" to be fi tted by the installer).
Discharge sensor.
DS
Low pressure transducer, circuit 1.
LPT1
Low pressure transducer, circuit 2.
LPT2
Expansion valve
Check valve
Expansion valve
Check valve
Scroll compressor
LP1
LPT1
C1
Filter drier
Scroll compressor
LP2
LPT2
C2
Suction accumulator (Long
distance connection option)
Filter drier
High pressure switch, circuit 1.
HP1
High pressure switch, circuit 2.
HP2
Crank case heater.
CH1
Crank case heater.
CH3
HPT1 High pressure transducer, circuit 1.
HPT2 High pressure transducer, circuit 2.
Outdoor temperature sensor.
OS
14
HEAT PUMP UNITS
4-way valve
HP1 PT1
HPT1
Expansion valve
Check valve
4-way valve
HP2 PT2
HPT2
Expansion valve
Check valve
Fan motor
Coil
OS
Fan motor
Coil