Dust-Hog SUPRA-CONIC Troubleshooting Guide download pdf (Page 37)

CAUTION

All electrical wiring troubleshooting should be

performed by a qualified electrician in accordance

with local electrical codes.

CAUTION

Prior to troubleshooting any equipment, read the

Installation and Operation Manuals for each piece of

equipment to be serviced.

WARNING

All electrical/mechanical troubleshooting should be

performed by a qualified electrical/maintenance

individual familiar with UAS equipment.

PROBLEM POSSIBLE CAUSES RECOMMENDED SOLUTIONS

Motor/blower won’t start or Blower rotation is running in reverse. Reverse blower rotation (refer to Section 5.1).

won’t stay running.

Supply power not operational. Check input power to motor circuits for proper

voltage on all legs.

Improper electrical wiring. Check and correct internal motor wiring for proper

connections based on the incoming line voltage.

Check control voltage power supply (i.e., fuses,

transformer, etc.).

Starter overloads tripped. Check for proper motor starter overload rating

against full load amps on motor nameplate. Adjust

or replace overloads as required.

Hopper discharge open to Ensure drum is properly sealed against drum lid

atmosphere. package. Ensure drum lid package is properly

installed (refer to Figure 17).

Blower damper not properly adjusted. Check motor current draw and close volumetric

control damper or silencer damper until amperage

draw is below full load rating of motor.

Dust emissions from clean Filters not installed properly. Inspect and reinstall cartridge filters (refer to

air discharge. Section 6).

Filters are damaged. Replace damaged filter(s) with new Supra-Max

series cartridge filter(s).

Filter access doors not installed Remove and reinstall QuickSeal filter access door

properly. assembly (refer to Figure 19 and Section 6).

New filters are not seasoned or Allow filters to seed during normal operation or

pre-seeded. pre-seed cartridge filters (refer to Section 6.2).

Insufficient airflow. Blower rotation is running in reverse. Reverse blower rotation (refer to Section 5.1).

Loose or open access. Remove QuickSeal filter access door assembly,

verify filters are properly installed and reinstall door

assembly (refer to Section 6.1 and Figure 19). Verify

drum lid is installed properly (refer to Figure 17).

Volumetric duct dampers or blower Adjust dampers to allow for sufficient air volume

outlet damper is not positioned (refer to Sections 5.1 and 5.2).

properly.

Air inlet(s) obstructed. Inspect and clean all hoods and other machine

connections.

Filters plugged. Refer to troubleshooting procedures for continual

pressure drop.

United Air Specialists, Inc.

Supra-Blast

Cartridge Dust Collector

Revised 02/02

7. TROUBLESHOOTING GUIDE

Use the troubleshooting guide to correct any problems

that occur with your dust collection unit. If the problem or

condition continues, contact the nearest UAS customer

service office listed on the back cover of this manual.

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