Daikin RZQ100B8V3B Service Manual page 89

ESIE05-03
Ther-
mistor
4
5
6
7
Part 2 – Functional Description
Wiring
Location Mode
symbol
Outdoor R1T Cooling
ambient
Heating
Discharge R3T Cooling
pipe
Heating
Suction R4T Cooling
pipe
Heating
Inverter R5T Cooling
power
module
Heating
Function
Outdoor fan speed control
PMV control
Pressure difference control
Overall current protection control
Preheating operation control (RZQ71)
Defrost control
PMV control
Forced thermostat OFF
Overall current protection control
Preheating operation control (RZQ71)
Discharge superheat control
Expansion valve control
Crankcase heater / preheating control
Expansion valve control
Crankcase heater / preheating control
Expansion valve control (SH control)
Expansion valve control (SH control)
Suction pipe superheat protection control
Outdoor fan speed control
Inverter fin temperature control
Pressure difference control
Inverter fin temperature control
General Functionality
2
2–5
1
3
4
5