5.10 Heat Recovery (Lower HEX Defrost)
ZRUM080LTE6, ZRUM100LTE6, ZRUM120LTE6, ZRUM140LTE6, ZRUM160LTE6
s
s
s
s
s
s
s
Sensor
Outdoor Temperature
Outdoor Unit HEX
Outdoor Unit HEX
Temperature Sensor
Outdoor Unit HEX
Temperature Sensor
Low Hot
Temperature Sensor
High Pressure
4-Way Valve 2
Sensor
Vapor Valve
Suction
4-Way Valve 1
Sensor
Temperature
Receiver
Receiver
Outlet
Low
Pressure Sensor
Comp
Discharge
Oil Separator
Temperatue Sensor
Liquid Pipe
Temperature Sensor
Low Pressure Vapor Pipe
High Pressure Vapor Pipe
Liquid Pipe
Inverter
Comp
Sub-Cooling Circuit
Sub-Cooling HEX
Sub-Cooling Circuit Inlet
Outlet Temperature Sensor
SC
Temperature Sensor
EEV
Accum
Pressure Switch
Upper Hot
Upper Outdoor EEV
Low Outdoor
Vapor Valve
EEV
Receiver
Inlet
SC
Suction
Oil Return
Heatsink
Active Path
Valve
Comp Vapor
Injection
Pressure Sensor
Pressure Switch
Remarks
Temperature Sensor
SVC Valve EEV
Check Valve
Strainer
Solenoid Valve
s
s
s
s
s
s
s
s
s
s
s
s
s
HR unit
EEV
Indoor Unit
Indoor HEX
Fan
EEV
Indoor Unit
Indoor HEX
Fan
EEV
Indoor Unit
Indoor HEX
Fan
EEV
Indoor Unit
Indoor HEX
Fan
High Temperature High Pressure Vapor
High Temperature High Pressure Liquid
High T
emperature High Pressure Liquid (Conditional)
Low Temperature Low Pressure Vapor
Bypass EEV
Bypass Temp
M
M
Fan
*8, 10, 12HP unit
have 1 fan
Motor
CompComp
DomeDome
SensorSensor
T
emperature Temperature
Multi V i
5. Piping Diagrams
Product Data
5-19