Greenheck SAF (468410) - Manual (Page 4)

Parts list
1. Blower Assembly
2. Bearing(s)
3. Aluminum Filter(s)*
4. Top Panel
5. Side Panel
6. Back Panel
7. Base
8. Weatherhood Assembly
* One filter is required for Model 110.
* Two filters are required for
Models 112, 115, 118 and 120.
4
8
3
7 2
1
5
6
Troubleshooting
Problem Cause Corrective Action
Ventilator
Inoperative
Blown fuse or breaker Replace or repair
Defective motor Replace or repair
Incorrectly wired
Shut power OFF and check
wiring for proper connections
Broken belts Replace
Insufficient
Airflow
Blocked duct or clogged
filters
Clean or replace
Speed too slow Check for correct drives
Damper closed Inspect/repair damper
Belt slippage Replace/adjust tension
Loose fitting duct sections
permitting air loss
Check for secure connection
where duct sections are
joined (suggest duct tape at
seams for sealed closure)
Excessive
Noise
or
Vibration
Belt(s) too loose/tight Adjust tension
Loose or defective
bearings
Replace bearings
Loose wheel or sheaves Tighten set screws
Accumulation of material
on wheel
Clean
Misaligned sheaves Realign
Ventilator base not
securely anchored
Secure properly
Fan wheel out of balance Replace wheel
Motor
Overloads
or
Overheats
Wheel RPM too high Check drives
Shorted motor winding Replace motor
Incorrect wheel rotation Check motor wiring
Over/Under line voltage Contact Power Company
Belt slippage Tighten belt
4 468410 • SAF, Rev. 2, July 2011 Copyright 2011 © Greenheck Fan Corporation
Greenheck warrants this equipment to be free from defects in material and workmanship for a period of one year from the
shipment date. Any units or parts which prove to be defective during the warranty period will be replaced at our option
when returned to our factory, transportation prepaid. Motors are warranted by the motor manufacturer for a period of one
year. Should motors furnished by Greenheck prove defective during this period, they should be returned to the nearest
authorized motor service station. Greenheck will not be responsible for any removal or installation costs.
As a result of our commitment to continuous improvement, Greenheck reserves the right to change specifications without notice.
Greenheck Centrifugal Roof Supply Fan catalog provides
additional information describing the equipment, fan
performance, available accessories, and specification data.
®
Phone: (715) 359-6171 • Fax: (715) 355-2399 • E-mail: [email protected] • Website: www.greenheck.com
Warranty
AMCA Publication 410-96, Safety Practices for Users and
Installers of Industrial and Commercial Fans, provides
additional safety information. This publication can be
obtained from AMCA International, Inc. at www.amca.org.