IM-995
Installation, Operation & Maintenance Manual
30
Electrical Components
Appropriate starter and heaters
Leads are properly insulated
Accessories wired per instructions supplied.
Energize
Energize motor long enough to start assembly
rotating, shut down
Verify direction of impeller rotation, rewire if
necessary
Note: Refer to Impeller Rotation section
Run the fan up to speed
Check for excess vibration and listen for unusual
noise. Refer to the Vibration Guidelines table in the
Troubleshooting Guidelines section for vibration limits.
Proceed to grout
Bearing temperatures should stabilize after a few
hours. Less than 200°F
Note:
Use sense of smell to identify possible electrical, belt issues.
After one Week
Verify bolt tightness
Verify belt tension and adjust as necessary
Initial Fan Check
Inspect fan for damage
Check foundation, prepare for shims
Shim fan shaft level to 0.002"/ft
Are the bolts tight
Check to see if the fan is distorted by the foundation
and/or ductwork
Note: Applies to direct or isolation mount.
Check fan interior for debris and standing water
Fan Impeller
Impeller clearance checked
Impeller overlap checked
Fasteners tight
Impeller rotates freely
Springs adjusted properly
Flex joints allow movement
Electrical conduit allows movement
Bearings
Bearings aligned
Bearings greased
Note: Rotate while greasing
Lube Lines
Lube lines have been charged with grease prior to
connecting to bearings
V-Belts
V-belt drives aligned
Sheaves retightened
Belt tension correct
Couplings
Coupling aligned
Coupling gap checked
Coupling lubricated
Accessories
Guards installed correctly, do not rub
Other accessories per drawing
Installation/Start-up Checklist
Become familiar with the equipment by looking at the fan assembly drawing for special
instructions and accessories.
Serial Number:
Completed By:
Date Completed:
NOTICE
Always observe site specific and regulatory safety precautions.
Verify that proper safety precautions have been followed.
Electrical power must be locked off.
WARNING
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