High Temperature And High Pressure Release Control - Fujitsu ASUG12LZAS Service Manual
Wall mounted type
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Also See for ASUG12LZAS:
- Service manual (179 pages) ,
- Design & technical manual (74 pages) ,
- Service manual (173 pages)
Table of Contents
8-6. High temperature and high pressure release control
The compressor is controlled as follows.
¢ Models: AOUG09LZAS1, AOUG12LZAS1, and AOUG15LZAS1
Indoor unit heat exchanger
temperature rises
Zone A
AB
Zone B
BC
Zone C
CD
Zone D
Zone E
Zone
Zone A
Compressor is stopped.
Zone B
The compressor frequency is decreased.
Zone C
Zone D
The protection is released and the operation is returned to normal mode.
Zone E
8-6. High temperature and high pressure release control
Indoor unit heat exchanger
temperature drops
Stable zone
DE
- (04-31) -
AB:
145.4°F (63°C)
BC:
131.0°F (55°C)
CD:
127.4°F (53°C)
DE:
122.0°F (50°C)
Operation
-25 rps/120 sec.
-3 rps/60 sec.
8. Various protections
- Quick Links:
- Indoor Unit
- Outdoor Unit
- Error Code
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