NBS®90 PolySort & SP IOM
P/N: 1193974
Revision Date: 4/25/2019
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10.1: NBS
M
AINTENANCE
C
HECKLIST
End Pulley Assembly
•
Examine end pulley assembly. Remove any residue clinging to end pulley, and end pulley
snubber.
•
Check to see if belt is tracked correctly thru lower belt guide wheels. Examine guide wheels
for wear. Replace any wheels that are excessively worn.
•
Remove any residue or buildup of fibers between UHMW rails at joints.
Intermediate Bed Assembly
•
Remove any residue or buildup of fibers between UHMW rails joints.
•
Remove any residue or build up on carrier rollers.
Drive Assembly
•
Examine drive pulley for excessive lagging wear.
•
Remove any residue built up on drive pulley.
•
Check to see if belt is tracked correctly thru lower belt guide wheels. Examine guide wheels
for wear. Replace any wheels that are excessively worn.
•
Examine the belt guide feeder rollers. Remove any residue built up on rollers.
•
Examine individual take up wheels for wear. Clean off any build up on wheels.
•
Examine take up snubber pulleys. Clean off any residue built up on pulleys.
•
Check chain tension. An over tensioned chain will cause excessive gearbox noise
Transfer Module
•
Remove any residue or build up on transfer rollers.
•
Check tension of both timing belts. (Drive and jump belts)
•
Check height of transfer rollers above the belt top surface. Check the plane passing over
the transfer rollers for level and parallelism to belt surfaces. Replace any missing hardware,
and tighten any loose hardware.
Encoder
•
Remove any residue or buildup on encoder wheels.
