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7-5. Adjusting Extraction Arm Joints
SECTION 8 − TROUBLESHOOTING
8-1. Troubleshooting Table
Trouble
Motor/blower will not start or continue
running.
Decreased air flow.
Filter cleaning system does not
operate.
Fume extractor discharges fumes or
particles.
Extraction arm does not stay in
position.
Extraction arm does not turn easily.
1
1
1
Check input power connection (see Section 5-8).
Verify filter is securely latched. Safety interlock system prevents unit from starting if filter is not prop-
erly latched.
Check circuit breaker CB1, and reset if open (see Section 7-2)
Check fuses F1, F2, and F3, and replace if open (see Section 7-2)
Check Reversed Motor Phase light on front panel. If light is on, switch phases by rewiring connector
(see Section 5-6).
Have Factory Authorized Service Agent check motor and wiring.
Reconnect extraction arm flexible tubing.
Inspect extraction arm tubing and replace if damaged.
Remove obstructions from fume extraction arm.
Remove debris from spark guard (see Section 7-4).
Clean or replace filter (see Sections 7-3 and 7-4).
Have Factory Authorized Service Agent check for correct fan rotation (clockwise).
Check circuit breaker CB1, and replace if open (see Section 7-2).
Verify filter is securely latched. Safety interlock system prevents unit from starting if filter is not prop-
erly latched.
Inspect filter (including gasket) and replace if damaged or dirty. Be sure filter is installed properly (see
Section 7-4).
Adjust extraction arm joints (see Section 7-5).
Verify hardware securing extraction arm to base is properly tightened (see Section 5-4).
!
Support
when making adjustments.
!
Elbow joints are under ten-
sion. Keep away from pinch
points when making adjust-
ments.
When properly adjusted, the ex-
traction arm should move easily but
not slip from position.
1
T-Handle Knob
Use knobs to maintain arm position
by increasing or decreasing joint
friction.
Remedy
extraction
arm
260 897-A
OM-260 545 Page 27
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