MCAC-HTSM-2007-11
Troubleshooting
Outdoor Units
121
Display
Malfunction or Protection
P2
Low pressure protection
No
Outdoor master unit display P2; indoor
unit alarm lamp flash slowly
The wire between pressure
switch and main board works
well?
Pressures
switch
work well?
Replace wire
Error disappear
Replace pressure switch
Error disappear
Low pressure range during
unit operating is correct?
High/low pressure stop valve
opened completely or not?
Charge refrigerant
Error disappear
piping (filter, accumulator),
4-way and EXV work well?
OK
NO
No
Yes
Yes
No
Yes
Displace
Error disappear
Is pipe blocked? drop refrigerant,
blow pipe, recharge with
refrigerant.
No
Содержание M2OA-18HRDN1
Страница 2: ......
Страница 22: ...Wall mounted Type MCAC HTSM 2007 11 20 Indoor Units l Indoor Unit MSCI 12HRIN1...
Страница 24: ...Wall mounted Type MCAC HTSM 2007 11 22 Indoor Units 3 3 Vertu Series Indoor unit MSV1I 09HRDN1 MSV1I 12HRDN1...
Страница 27: ...MCAC HTSM 2007 11 Wall mounted Type Indoor Units 25 4 Service Space...
Страница 29: ...MCAC HTSM 2007 11 Wall mounted Type Indoor Units 27 5 3 MST6I 07HRIN1 MST6I 09HRIN1 MST6I 12HRIN1...
Страница 50: ...Four way Cassette Type MCAC HTSM 2007 11 48 Indoor Units 4 Service Space unit mm...
Страница 59: ...MCAC HTSM 2007 11 Four way Cassette Type Indoor Units 57 10 Accessories...
Страница 65: ...MCAC HTSM 2007 11 Duct Type Indoor Units 63 4 Service Space...
Страница 79: ...MCAC HTSM 2007 11 Ceiling and Floor Type Indoor Units 77 4 Service Space Ceiling type installation 600mm 600mm...
Страница 80: ...Ceiling and Floor Type MCAC HTSM 2007 11 78 Indoor Units 5 Wiring Diagrams MSDLI 12HRIN1 MSDLI 18HRIN1...
Страница 82: ...Ceiling and Floor Type MCAC HTSM 2007 11 80 Indoor Units Discharge angle 60 FLOOR Airflow velocity Temperature...
Страница 94: ...Service Space MCAC HTSM 2007 11 92 Outdoor Units 4 Service Space...
Страница 96: ...Wiring Diagrams MCAC HTSM 2007 11 94 Outdoor Units 6 Wiring Diagrams M2OA 18HRDN1 M3OA 27HRDN1 M2OB 18HRDN1...
Страница 97: ...MCAC HTSM 2007 11 Wiring Diagrams Outdoor Units 95 M4OA 27HRDN1...
Страница 101: ...MCAC HTSM 2007 11 Field Wiring Outdoor Units 99 8 Field Wiring...
Страница 141: ...MCAC HTSM 2007 11 Control System Control System 139 Part 5 Control System 1 Control function 140 2 Control device 149...
Страница 152: ...Control device MCAC HTSM 2007 11 150 Control System...
Страница 153: ...MCAC HTSM 2007 11 Control device Control System 151...
Страница 155: ...MCAC HTSM 2007 11 Control device Control System 153...
Страница 157: ...MCAC HTSM 2007 11 Control device Control System 155...
Страница 158: ...Control device MCAC HTSM 2007 11 156 Control System...