Troubleshooting - Gree Fengyun Series Manual

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Trouble-Shooting
Trip of circuit
breaker or
burn-out of fuse
When air-conditioning
unit is powered on,
there is no action
(when the
plugged in, buzzer
does not sound and
there is no action
after using the remote
controller to start the
unit)
Remote
does not
signal (when unit is
powered on, buzzer
shall sound, unless
buzzer is damaged)
Power voltage is too low
When set circuit breaker
as " ON " , it trips
immediately
When
air-conditioning unit to
the "ON"status, trip of
circuit breaker occurs
several minutes later
No power
supply
unit is
Power plug is not
firmly
connection is poor
Controller fuse
burned out
Connection
transformer is loose
or suffers from poor
plugging, or there is
transformer failure
Controller is damaged
Batteries of remote
controller
controller are running
receive
out of power
Remote
controller failure
Receiving
loose
connection is poor
Receiving
damaged
Check insulation resistance for
grounding;
air-conditioning
electrical
short-circuited
Failure of air-conditioning unit
turning the
or
failure,
electrical leakage owing to
insulation
heating, measure insulation
resistance
components one by one to find
the ones with failure; failure of
circuit breaker itself, replace it.
Check power supply line
Check and secure the plug to
seated or
ensure firm contact
Replace controller fuse
line of
Secure line connections;
measure output voltage of
transformer
transformer if it is incorrect
Replace controller
Replace battery
First press "AUTO" key of
manual switch. If there is no
action check according to the
above method; if the operation
head is
is normal after pressing the
or plug
key, recheck to see if the
mounting position of receiving
head and the line connections
are correct; if they are correct,
head is
replace
remote controller.
Check power voltage. If the voltage is 10% than rated
voltage, check the cause, and improve the power
supply conditions such as adding regulated power
supply.
Fengyun Series
Confirm if
unit has
leakage or is
component insulation
short circuit or
puncture after
or check the
and replace
receiving head or