– 38 –
CLOSE
Lo
OPEN
Vacuum pump
Gas side
Liquid side
Indoor unit
Outdoor unit
Open
3-Way
valve
Open
3-Way
valve
7.3
Evacuation
(All amount of refrigerant leaked)
• Procedure
①
Connect the vacuum pump to the center hose of charge set.
②
Evacuation for approximately one hour.
- Confirm that the gauge needle has moved toward -76cmHg (vacuum of 4 mmHg or less).
③
Close the valve (Lo side) on the charge set, turn off the vacuum pump, and confirm that the gauge needle
does not move (approximately 5 minutes after turning off the vacuum pump).
④
Disconnect the charge hose from the vacuum pump.
- Vacuum pump oil.
If the vacuum pump oil gets dirty or depleted, replenish as needed.
Summary of Contents for LP-10091CL/XL
Page 1: ...Package Air Conditioner SERVICE MANUAL MODEL LP 10091CL XL LP 15091CL XL LP 20091CL XL ...
Page 7: ...2 1 LP 10091CL XL 2 2 LP 15091CL XL 2 3 LP 20091CL XL 7 2 DIMENSIONS ...
Page 53: ... 53 9 ELECTRONIC CONTROL DEVICE 9 1 MAIN P C B ASSY ...
Page 55: ... 55 10 SCHEMATIC DIAGRAM LP 10091CL XL LP 15091CL XL ...
Page 57: ... 57 22 19 10 4 5 1 12 21 20 15 13 16 2 9 8 7 18 17 6 3 11 14 ...
Page 62: ... 62 3 13 12 9 11 10 2 8 1 6 5 7 4 16 17 24 25 22 20 14 15 23 21 26 19 ...
Page 67: ... 67 3 13 12 9 11 10 2 8 1 6 5 7 4 16 17 24 25 22 20 14 15 23 21 26 19 ...
Page 76: ...11 6 Outdoor Unit LP 20091CL 20091XL 1 Exploded View 76 ...