Product Manual A

Read and Save these instructions
1) Inspect for any damage that may have occurred in transit
2) Check all bolts, screws, set screws etc. for looseness, and re-
tighten as required.
3) Before installing rotate the blade to be sure it does not rub.
Adjust as required.
4) Before installation please read the entire information sheet
carefully.
GENERAL SAFTEY INFORMATION
WARNING– TO REDUCE THE RISK OF FIRE, ELECTRIC
SHOCK, OR INJURY TO PERSONS, OBSERVE THE
FOLLOWING.
1) Use this unit only in the manner intended by the manufacturer. If you have
any questions, contact the manufacturer.
2) Before servicing or cleaning the unit, switch the power off at the service
panel and lock the service panel to prevent the power from being switched on
accidentally. When the service disconnect can not be locked, securely fasten
prominent warning device, such as a tag to the service panel.
3) Follow all electrical and safety codes as well as National Electric Code
(NEC) and the Occupational Safety and Health Act (OSHA).
4) Motor must be securely and adequately grounded.
5) All moving parts should be guarded.
6) When cleaning electrical equipment always use an approved cleaning agent.
7) For general ventilation use only. Do not use to exhaust hazardous or explo-
sive materials or vapors.
GUIDELINES FOR INSTALLATION
1) Installation work and electrical wiring must be done by qualified persons in
accordance with all applicable codes and standards, including fire-rated con-
struction.
2) The unit should be securely mounted on a stable platform. Note: allowing the
fan frame to flex or move will result in undue vibrations and possible pre-
mature motor or fan blade failure.
3) Connect the power to the motor using properly sized cords free from damage.
Follow approved wiring standards if extending fans supplied cord.
4) Before activating the fan, double check to ensure that there are no obstructions
(Cords, wire, debris ) which could interfere with proper fan operation.
5) Remove condensation plug—see diagram.
6) Use liquid tight fittings and conduit.
7) When cutting or drilling into wall or ceiling, do not damage electrical wiring
and other hidden utilities.
Use limitations
1) Fans can be speed controlled
2) Installation instructions for fan and controller must be followed carefully. All
warranty rights and conditions are considered null and void when a low quality
controller is used.
3) Air supply and temperature. Sufficient air supply over the motor must be as-
sured in all circumstances. Limits of operating ambient temperatures are 15 to
112 degrees F ( -19 to 45 C).
4) Industrial restrictions on Polypropylene blades apply. Use with certain chemi-
cals is unsuitable or not recommended—the following is a partial list for
guideline purposes.
Restrictions on Polypropylene Blades (not Recommended)
Chloro-Sulphonic acid mixtures of HN03-H2SO4 Chloroform
Mixture of HNO3-HCL Esters 1:2 Dichloroethylene
Nitric Acid Benzene Trichloroethylene
Sulphuric acid, fuming Gasoline Diethyl Ether
Carbon Tetracholride Toluene Liquid Chlorine
Chlorobenzene Xylene
FOLLOW INSTALLATION INSTRUCTIONS CAREFULLY
DO NOT TAKE SHORT CUTS
Mutlifan System 4 series fans
12” fan 16” fan 20” fan 24” fan 28” fan 36” fan
Voltage 120v/240v 120v/240v 120v/240v 120v/240v 240v 240v
RPM 1600 1600 1600 1600 1000 790
AMPS 1.1/.5 2.2/1.1 4.0/2.1 6.2/3.1 3.0 3.5
CFM 1297@ 0.0 SP 2590@0.0 SP 3830@0.0 SP 6720@0.0 SP 7350@0.0 SP 9860@0.0 SP
Dimensions 20” x 20” X 26” 26” x 26”x 28” 27.5” x 27.5”x 27” 36” x 36”x 30” ships pallet ships pallet
Ready to use:
Slide thru the wall
Bolt up
and power up.