Fume Arms
22
Problem
Probable cause
Solution
Fume arm sags
(will not stay in place)
Joints are loose
Adjust the joints (tighten).
Friction disks are worn
out
Replace friction disks.
Spring assembly is
broken or too loose
Replace spring assembly.
Insufficient suction of
smoke, vapor or dust
Fan rotates the wrong
way
If supplied (reverse phases).
Vacuum damper is
closed
Open damper.
Fan has obstructions
Check for obstructions at the fan outlet.
Remove any debris. Adjust the air damper.
Debris in fume arm
tubes or ductwork
Remove flexible hoses and check interior of arm tubes
for debris. Open ductwork and check for debris.
Socket grinds/
squeaks / jams
Foreign object
in socket
Inspect complete socket assembly.
24V LED light blinks
Screws holding the
bulb or bulb wiring in
place are loose
Remove glass lens cover O ring and glass lens. Pull bulb
and bulb wiring out. Tighten screws on socket
for bulb pins and wiring screws on socket.
LED light does
not come ON
24V transformer is
defective or not
connected to low
voltage light cable
cable
Make sure power is fed to the transformer.
Check wiring on light kit hood mounted switch.
Screws holding the
bulb or bulb wiring in
place are loose
Remove glass lens cover O ring and glass lens. Pull bulb
and buld wiring out. Tighten screws on socket
for bulb pins and wiring screws.
14 TROUBLESHOOTING
