Tips For Servicing; Pump Down Operation; Forced Cooling Operation - Daikin FTX20JV1B Service Manual

Tips for Servicing

1. Tips for Servicing

1.1

Pump Down Operation

Outline In order to protect the environment, be sure to conduct pump down operation when relocating or
disposing the unit.
Detail 1) Remove the valve caps from the liquid stop valve and the gas stop valve.
2) Carry out forced cooling operation.
3) After 5 to 10 minutes, close the liquid stop valve with a hexagonal wrench.
4) After 2 to 3 minutes, close the gas stop valve and stop the forced cooling operation.
Refer to forced cooling operation below.
1.2

Forced Cooling Operation

Conditions
Start
Command
frequency
End
Others
Indoor Unit
Caution When pressing the button, do not touch the terminal board. It has a high voltage and may cause
electric shock.
95
Liquid stop valve
Gas stop valve
Service port
Item
The forced cooling operation is allowed when both of the following conditions
are met.
1) The outdoor unit is not abnormal and not in the 3-minute standby mode.
2) The outdoor unit is not operating.
Press the forced cooling operation [ON/OFF] button (SW1) on the indoor unit
for 5 seconds.
58 Hz
The forced cooling operation ends when any of the following conditions is fulfilled.
1) The operation ends automatically after 15 minutes.
2) Press the forced cooling operation [ON/OFF] button (SW1) on the indoor
unit again.
3) Press the [ON/OFF] button on the remote controller.
Protection functions have priority over all other functions during forced cooling
operation.
Hexagonal
wrench
Close
Valve cap
(R13628)
Forced Cooling
[ON/OFF] button (SW1)
(R19103)
SiBE041010EA
Tips for Servicing