Troubleshooting Guide
15
Problem
Cause
Solution
Motor stops immediately after starting.
Wrong fuse
Connect to correct fuse
Motor does not start.
1. No Power
2. Cable Defective
3. Switch Defective
1. Connect the machine
2. Replace defective cable
3. Replace defective switch
Motor stops immediately after starting.
Wrong fuse
Connect to correct fuse
Motor runs but there is no suction.
1. Hose not connected
2. Hose Blocked
3. No plastic bag
1. Connect hose
2. Clean hose
3. Fit plastic bag
Motor runs but suction is poor.
1. Hole in the hose
2. Filter blocked
3. Top cover loose
4. Sealing Defective
1. Change hose
2. Change filter
3. Adjust
4. Change current seal
Dust blows from motor.
Filter loose or defective
Adjust or change
Abnormal noise.
Order service
This machine is designed and manufactured for a severe environment and tasks. Filter, seals, attachments, and connections are carefully
adapted and selected with regard to the operator’s work environment, but the operator and service personnel must treat the machine with care
in order for it to work correctly.
www.nationalequipment.com
Phone: 763-315-5300
Summary of Contents for 3472
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