Table of Contents
Advertisement
Operation
Symptom
Possible Cause
Fume extractor
1. Damper closed.
does not
2. Motor access cover is blocked.
adequately
3. Suction hood too far away from welding
collect
operation.
fumes; poor
4. Dust drawer is full.
performance.
5. Filter(s) clogged/at fault.
6. Leak in connections.
7. Air flow blocked/restricted.
8. Gasket on filter housing is damaged.
9. Fume extractor is undersized.
Loud,
1. Fume extractor not on flat surface and
repetitious
wobbles; casters not locked or not properly
noise, or
adjusted.
excessive
2. Component loose.
vibration
coming from
3. Suction hood vibrating against workpiece.
fume extractor
(non-motor
4. Impeller damaged and unbalanced.
related).
5. Impeller loose on motor shaft.
Precision
1. Support joints need adjustment; damaged.
arm does
2. Gas strut loose or worn.
not maintain
position.
Precision arm
1. Precision arm flange needs lubrication.
does not adjust
2. Precision arm support joint fasteners are too
easily.
tight.
Model G0964 (Mfd. Since 04/23)
Possible Solution
1. Open damper.
2. Unblock motor access cover.
3. Position suction hood closer to better collect fumes
produced by operation.
4. Empty dust drawer (Page 25).
5. Clean/replace filter(s) (Page 26).
6. Seal leak.
7. Unblock restriction.
8. Replace filter housing.
9. Install a larger fume extractor.
1. Stabilize fume extractor; lock/adjust casters.
2. Replace damaged or missing bolts/nuts or tighten if
loose.
3. Position suction hood so it will not contact workpiece.
4. Inspect impeller for cracks or damage; replace impeller
if damaged.
5. Secure impeller; replace motor and impeller as a set if
motor shaft and impeller hub are damaged.
1. Adjust support joints; replace if damaged.
2. Tighten fasteners on gas strut; replace if worn.
1. Apply grease to flange grease fitting (Page 25).
2. Loosen fasteners.
-31-
Advertisement
Table of Contents
