Discharge Pipe Control - Daikin FTKS20CVMB Service Manual

Control Specification
3.3.4 3-minutes Standby
Prohibit to turn ON the compressor for 3 minutes after turning it off.
(Except when defrosting. (Only for Heat Pump Model).)
3.3.5 Compressor Protection Function
When turning the compressor from OFF to ON, the upper limit of frequency must be set as
follows. (The function must not be used when defrosting (only for heat pump model).)
3.4

Discharge Pipe Control

The discharge pipe temperature is used as the compressor's internal temperature. If the
Outline
discharge pipe temperature rises above a certain level, the operating frequency upper limit is
set to keep this temperature from going up further.
Detail
Divide the Zone
Management within the Zones
62
FCG 3 88
FCG 2 64
FCG 1 48
TCG 1 240
TCG 2 360
TCG 3 180
Heat exchanger Heat exchanger
thermistor thermistor
temperature temperature
Zone
Stop zone
Drooping zone
Unchanged zone
Return / Reset zone
Frequency
FCG3
FCG2
FCG1
Stop zone 110°C Stop zone 110°C
Drooping zone Drooping zone
Unchanged zone Unchanged zone
Up zone Up zone
Reset zone 97°C : (A)RK(X)S models Reset zone 97°C : (A)RK(X)S models
When the temperature reaches the stop zone, stop the compressor and
correct abnormality.
Start the timer, and the frequency will be drooping.
Keep the upper limit of frequency.
Cancel the upper limit of frequency.
TCG1sec TCG2sec TCG3sec
92°C : (A)RK(X)H, R (Y)N models 92°C : (A)RK(X)H, R (Y)N models
Control contents
Function and Control
SiENBE04-401A
Time
(R2949)
(R4013) (R4013)