MegaLife ARV Series, Service Manual, Page: 121 / 172

MegaLife ARV OUTDOOR UNIT
–
ARV 6 ALL DC INVERTER T1 50&60HZ Service Manual
121
2. When one of these compressors had a fault
For example : 1 # compressor abnormal
3. Set emergency function for 1# compressor, as
right diagram (
Change
according “Part 3 - 4.1
Functions set by switch”
)
Then will shields all faults of 1# compressor.
4. The system will only run 2# compressor
1.2 Modular emergency
（
ODU
）
1. This function should be used in N ≥2 (N: A system's quantity of outdoor units)
Dip Switch in Main PCB
1# Compressor emergency
1
SW4
O N
OFF NO
1 2
2 3