CLEAN AIR MANAGEMENT COMPANY, INC.
8224 Nieman Road
i
Lenexa, Kansas 66214 Phone: 913-831-0740 Fax: 913-831-9271
Symptom
Possible Causes
Possible Sources
Overheating
Excessive Pressure
Ratio
Clogged Filter Element
Collapsed Inlet Hose
Clogged Dust Vent Filter
Undersized Dust Vent Filter
Clogged Diffusion Pads
Insufficient Rotor
Speed
Wrong Sheave Set
Wrong Motor Speed
Slipping Belts
4. Pulse Arm Drive – Motor not rotating.
A.
Remove the motor from the gear drive and check for proper operation. If
the motor does not rotate, repair or replace.
B.
If the motor does rotate properly check for binding or roughness in the
gear drive. Repair or replace one or both gear boxes as necessary.
5. Pulse Arm Drive – Motor rotating and sweep arm not rotating or rotating
intermittently.
A.
Enter the clean air plenum and check for obstructions in the path of the
rotating pulse arm. Remove any obstructions
B.
Verify that the pulse arm is rotating parallel to the tubesheet and that the
nozzles do not strike the cage tops and cause the sweep arm to stop. If this
is not the case call the factory.
C.
Verify that the torque-limiting clutch on the small sprocket is slipping.
D.
Verify that the chain is not binding. If it is then check the sprocket
alignment.
E.
Disconnect the drive chain. The pulse arm should rotate freely and with no
binding or roughness. If binding is experienced grease the rotary union. If
the binding or roughness continues inspect the bearing and replace if
necessary.
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