Daikin FH35BZV1 Сервис мануал онлайн [218/397] 600850

Daikin FH35BZV1 Сервис мануал онлайн [218/397] 600850
Overview of the heating mode functions ESiEN02–01A
2–40 Part 2 Functional Description
3
1
2
4
5
Starting and ending
conditions:
RY35-45E(A)Z7V1
Starting conditions
The defrosting starts when all of the following conditions are fulfilled:
The compressor has been running over 40 min
If Ta 5°C, outdoor heat exchanger temperature < -3°C
Outdoor heat exchanger temperature < (Ta x 0,4) - 5°C.
Ending conditions
The defrosting stops when one of the following conditions is fulfilled:
Defrosting has been running over 10 min, or
Outdoor heat exchanger temperature > 12.5°C, or
High-pressure switch has been activated, or
Indoor unit has been switched OFF, or
Unit is in another mode than heating.
Hot start after
defrosting
The hot start function is activated:
40 s after the defrosting ending, or
When Tc > 34°C (indoor heat exchanger temperature).
Used input The defrost control uses the following inputs:
Input
Connection on
indoor PCB
Connection on
outdoor PCB
Outdoor thermistor R1T
Outdoor heat exchanger thermistor R2T
Discharge pipe thermistor R3T
Defrosting start temperature changeover switch DS1-2
Defrosting forced time changeover switch DS2-1

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