Troubleshooting Guide

Air Conditioner Service Manual
5
2.2 The relation curve of CAPACITY-TEMPERATURE
9K 12K
18K 24K
2.3 The relation curve of PRESSURE-TEMPERATURE
9K
12K
18K
24K
f(Hz)
HP(MPa)
LP(MPa)
f(Hz)
HP(MPa)
LP(MPa)
f(Hz)
HP(MPa)
LP(MPa)
f(Hz)
HP(MPa)
LP(MPa)
Rated Cooling
49
2.84
0.93
61
2.96
0.92
68
2.90
0.85
82
3.02
0.88
Note:
The test under condition:
Rated Cooling: IDU dry bulb27℃/ Wet bulb 19℃, ODU dry bult35℃/ wet bulb 24℃;The connection pipes: 5m.
Important:
The above data under test standard in the lab, the HP (High pressure) and LP (Low pressure) will vary along with the
variation of operation frequency, ambient temperature and\or fan speed.