McQuay M5ACV 030 CR

89
No
Variable drive low pressure (Low pressure 1)
Low pressure switch faulty
Check the Air-
Cond. system for
low pressure
To replace
System low pressure
To rectify
Is low pressure
switch ok?
Yes
Yes
No
Variable drive high pressure (High pressure 1)
High pressure switch faulty
Check the Air-
Cond. system for
high pressure
To replace
System high pressure
To rectify
Is high pressure
switch ok?
Yes
Yes