Pump Down Operation - Daikin 2MXS-W Series Service Manual

Pump Down Operation

1. Pump Down Operation

Outline In order to protect the environment, be sure to conduct pump down operation when relocating or
disposing of the unit.
Details
 2/3/4MXS, 2/3MXL(H)
1. Remove the valve cap from liquid stop valve and gas stop valve.
2. Carry out forced cooling operation.
3. After 3 to 5 minutes, close the liquid stop valve with a hexagonal wrench.
4. After 3 to 4 minutes, close the gas stop valve and stop forced cooling operation.
5. Attach the valve caps once procedures are complete.
 5MXS, 4MXL(H)
1. Remove the valve caps from the liquid stop valve and the gas stop valve.
2. Carry out forced cooling operation.
3. After 1 - 2 minutes, close the liquid stop valve with a hexagonal wrench.
4. After 3 - 4 minutes, close the gas stop valve and stop the forced cooling operation.
5. Attach the valve cap once procedures are complete.
Reference
Refer to page 243 for details of forced cooling operation.
242
Gas stop valve
Liquid stop valve
Close
Gas stop valve
Close
Hexagonal wrench
Valve cap
Hexagonal
wrench
Liquid stop
valve
Valve caps
Part 7 Trial Operation and Field Settings
SiUS122226EA
(R25062)
R7000216