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Troubleshooting
Symptom
Possible Cause and Corrective
Action
Meter not at zero before use.
Velometer Jr. not adjusted. Use zero
adjustment screw.
Cannot zero meter.
Meter pointer not in balance. Return unit to
factory for rebalance.
Meter reading lower than
expected.
Hood frame not sealing properly around
diffuser or grill. Press hood evenly against
diffuser.
Hood torn. Replace, or repair tear with duct
tape or other non-porous material.
Range selector not properly set. Make sure
detent on switch is properly engaged.
Manifold is cracked. Replace manifold.
Manifold holes are plugged. Clean holes.
Meter/range selector out of calibration.
Recalibrate instrument.
LoFlow adapter not installed when using
lowest (blue) scale. Install adapter.
LoFlow adapter not close enough to
the manifold, or installed on wrong side
of manifold. (See Preparation for Use
section.)
Meter not indicating.
Range selector is switched to OFF. Position
switch to correct range.
Range selector incorrectly set. Position
switch to correct range.
Connection between manifold/range
selector/meter is broken. Repair.
Meter reading higher than
expected.
Meter/range selector out of calibration.
Recalibrate instrument.
LoFlow adapter mistakenly left installed.
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Summary of Contents for Alnor Balometer Jr.
Page 1: ...OWNER S MANUAL Balometer Jr ...
Page 3: ...BALOMETER JR SECTION 1 ENGLISH 1 SECTION II SPANISH 25 SECTION III FRENCH 53 ...
Page 4: ......
Page 28: ...24 ...
Page 56: ...52 ...