14SEER AIR HANDLER SYSTEM TECHNICAL MANUAL
②
.
Special vacuum dry procedure
● This vacuum dry method is used in the following conditions:
● There’s moisture when flushing the refrigerant pipe.
● Rainwater may enter into the pipe.
● Vacuum dry for the first time ······ 2h pumping
③
. Vacuum destroy for the second time ······ Fill nitrogen to 0.5Kgf/cm
2
Because nitrogen is for drying gas, it has vacuum drying effect during vacuum destroy. But if the moisture is
too much, this method can’t dry thoroughly. So, please pay more attention to prevent water entering and
forming condensation water.
④
. Vacuum dry for the second time······1h pumping
Determinant: Pass if achieving below -755mmHg. If -755mmHg can’t be achieved in 2h, repeat procedure
③
and
④
.
⑤
. Vacuum placing test ······ 1h
⑥
. Sketch map of special vacuum dry procedure
27
Summary of Contents for CTV14CN018A
Page 1: ...Technical Manual R410A 60Hz 14 SEER Top Discharge Heat Pump Outdoor 1 ...
Page 9: ...14SEER AIR HANDLER SYSTEM TECHNICAL MANUAL 2 Dimension 9 ...
Page 11: ...14SEER AIR HANDLER SYSTEM TECHNICAL MANUAL 4 Wiring Diagrams 18K 24K 30K 36K 42K 48K 11 ...
Page 12: ...14SEER AIR HANDLER SYSTEM TECHNICAL MANUAL 60K 12 ...
Page 17: ...14SEER AIR HANDLER SYSTEM TECHNICAL MANUAL 1 Dimension 17 ...
Page 18: ...14SEER AIR HANDLER SYSTEM TECHNICAL MANUAL 2 Service Space 18 ...
Page 19: ...14SEER AIR HANDLER SYSTEM TECHNICAL MANUAL 3 Wiring Diagrams SEER 14 Cooling only 19 ...
Page 39: ...14SEER AIR HANDLER SYSTEM TECHNICAL MANUAL 3 9 High exhaust temperature protection 39 ...