32
Troubleshooting
Fault
Reason
Solution
Fans
Do Not
Work
a.
Power supply off
a.
Turn on the power supply
b.
No signal from the
control panel
b.
Press the correct buttons of the control
panel
c.
Incorrect or loose
electrical connection
c.
Connect connections correctly
d.
Motors in thermal
protection mode
d.
Check motor current
Low Air Flow
a.
Filters clogged or dirty
a.
Change filters
b.
Air duct is clogged
b.
Check the air ducts
High Air Flow
a.
Channel connections are
incomplete.
a.
Check the duct system for leaks and
complete the connections
b.
Grilles are not mounted
b.
Mount the grilles
c.
Filters are not mounted
c.
Mount the filters
Drainage Water
Can Not Be
Discharged
a.
Incorrect installation of
drainage pipe.
a.
Mount the drain pipe correctly
