Trouble Shooting - KOBE RA-038 Serie Instructions D'installation Et D'opération

TROUBLE SHOOTING

Issue Possible Cause
After Installation, The power is not on.
both motors and
lights are not The wire connection is not secure.
working.
The control panel and processor board
wiring are disconnected.
The motor transformer is defective.
The control panel and processor board is
defective.
Lights are The motor(s) is defective.
working, but The capacitor(s) is defective.
motor(s) is not.
The control panel or processor board is
defective.
The range The blower system is not secure.
hood is
vibrating.
The turbine impeller/squirrel cage is
not balanced.
Hood is not secured in place.
The motor is Halogen Light bulb(s) is defective.
working, but
the lights are
not working.
The light wiring(s) is loose.
Light transformer is defective.
The control panel or processor board is
defective.
The range The range hood is installed outside of
hood is not the manufacture recommended
venting out clearance.
correctly.
There is no make-up air inside the
house.
Obstacle blocking the pipe work.
The pipe size is smaller than the
suggested pipe size.
Cold air is The pipe connection is not properly
coming into the sealed.
home.
The damper is not properly installed or
is missing from the installation.
The damper is not installed.
Solution
Make sure the circuit breaker and the unit's power is
ON. Use a voltage meter to check the power supply.
Check and tighten wire connection.
Check wire continuity from control panel to processor
board.
Check the power input and power output on the
motor transformer.
If it's needed, replace the motor transformer.
Replace the control panel or processor board.
Replace the motor.
Replace capacitor(s).
Replace the control panel or processing board.
Tighten the turbine impeller/squirrel cage and air
chamber.
Replace the turbine impeller/squirrel cage.
Check the installation of hood, tighten the
mounting bracket.
Try placing the trouble light bulb(s) to a working
socket, if the bulb(s) still doesn't work; replace
the halogen light bulb(s).
Check wire continuity from processor board to
light transformer to halogen light housing(s).
Check power input and power output on the light
transformer. If it's needed, replace the light
transformer.
Replace the control panel or processing board.
Adjust the clearance between the range hoods
and cook top to 27" to 30". For Island range
hood, the clearance between the range hoods
and cook top is 30" to 36".
Open the window to enhance the performance
of the range hood by creating a sufficient make-
up air.
Remove all obstacles from the duct work.
Change the ducting according to the
manufacture suggestion.
Check the pipe installation.
Check the damper installation.
By installing the damper, it will help to eliminate
air backflow.
18