Blower
Maintenance
TB-33, Rev. 01
Date:
08-14-2020
Written By:
FO
Page
1
of
12
www.air-eng.com / (706)364-0010 / 1765 Tobacco Rd., 30906 Augusta,GA USA
This section contains general maintenance instructions for your Blower unit. For specific information about
maintenance of components, particularly for special application blowers, contact AIR.
Contents
1. General Motor Maintenance ..............................................................................................................................2
2. Drive Maintenance .............................................................................................................................................2
2.1.
Belt Tension Adjustment ............................................................................................................................3
2.2.
Sheave Aligment .........................................................................................................................................4
3. Bearing Maintenance .........................................................................................................................................7
3.1.
Bearings NTN ..............................................................................................................................................7
3.2.
Bearings - DODGE .......................................................................................................................................7
4. Blower Wheel and Shaft Maintenance ...............................................................................................................9
5. Structural Maintenance ......................................................................................................................................9
6. Troubleshooting Guidelines ............................................................................................................................ 10
6.1.
Troubleshooting Performance Problems ................................................................................................ 10
6.1.1.
Air Capacity Problems ...................................................................................................................... 10
6.1.2.
Noise ................................................................................................................................................ 10
6.1.3.
Vibration .......................................................................................................................................... 10
6.1.4.
Motor Problems............................................................................................................................... 11
6.1.5.
Drive Problems ................................................................................................................................ 11
6.1.6.
Bearing Problems............................................................................................................................. 11
7. Lubrication (Only applies to DODGE bearings): ............................................................................................... 12