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®

Installation, Operation and Maintenance Manual

Please read and save these instructions for future reference. Read carefully before attempting to assemble, install, 
operate or maintain the product described. Protect yourself and others by observing all safety information. Failure 
to comply with instructions could result in personal injury and/or property damage!

FumeJet™ Fume Exhaust Fans

1

®

Installation, Operation and Maintenance Manual

Please read and save these instructions for future reference. Read carefully before attempting to assemble, install, 
operate or maintain the product described. Protect yourself and others by observing all safety information. Failure 
to comply with these instructions will result in voiding of the product warranty and may result in personal injury 
and/or property damage.

General Safety Information

Only qualified personnel should install this fan. 
Personnel should have a clear understanding of these 
instructions and should be aware of general safety 
precautions. Improper installation can result in electric 
shock, possible injury due to coming in contact with 
moving parts, as well as other potential hazards. Other 
considerations may be required if seismic activity 
is present. If more information is needed, contact a 
licensed professional engineer before moving forward.
1.  Follow all local electrical and safety codes, as well as 

the National Electrical Code (NEC) and the National 
Fire Protection Agency (NFPA), where applicable. 

2.  The rotation of the wheel is critical. It must be free 

to rotate without striking or rubbing any stationary 
objects.

3.  Motor must be securely and adequately grounded.
4.  Do not spin fan wheel faster than max cataloged fan 

RPM. Adjustments to fan speed significantly effects 
motor load. If the fan RPM is changed, the motor 
current should be checked to make sure it is not 
exceeding the motor nameplate amps.

5.  Do not allow the power cable to kink or come in 

contact with oil, grease, hot surfaces or chemicals. 
Replace cord immediately if damaged.

6.  Verify that the power source is compatible with the 

equipment.

7.  Never open access doors to a duct while the fan is 

running.

Document 484719

Model FJ-M 

FumeJet

®

 Fume Exhaust Fans

DANGER

Always disconnect, lock and tag power source before 
installing or servicing. Failure to disconnect power 
source can result in fire, shock or serious injury.

CAUTION

When servicing the fan, motor may be hot enough 
to cause pain or injury. Allow motor to cool before 
servicing.

CAUTION

Precaution should be taken in explosive atmospheres.

FJ-M

Belt Drive

Model FJ-M Fume Jet Fan

Model FJ-M is a pre-engineered, factory supplied combination of a 
centrifugal blower with a discharge stack. Designed to follow ANSI Z9.2 
standard for local exhaust systems. Fan offers extended discharge to reduce 
and prevent exposure to harmful fumes. Performance capabilities range up 
to 17,000 cmh and up to 

5.8 in. wg. 

of static pressure.

FJ-M fans are available in 8 sizes with wheel diameters ranging from 315 - 
710 mm. Each fan shall bear a permanently affixed manufacturer’s engraved 
metal nameplate containing the model number and individual serial number.

Содержание FumeJet FJ-M

Страница 1: ...2 The rotation of the wheel is critical It must be free to rotate without striking or rubbing any stationary objects 3 Motor must be securely and adequately grounded 4 Do not spin fan wheel faster th...

Страница 2: ...rage These suggestions are provided solely as a convenience to the user INDOOR The ideal environment for the storage of fans and accessories is indoors above grade in a low humidity atmosphere which i...

Страница 3: ...ent goes into operation Prior to assembly and installation of the unit and system components inspect the fan assembly to make sure it is in working order 1 Check all fasteners set screws on the fan wh...

Страница 4: ...n if all electrical power has been disconnected Before the initial start up or any restart check the following items to make sure that they are installed and secure Do not spin fan wheel faster than t...

Страница 5: ...er has been disconnected Before the initial start up or any restart check the guards motor cover and weatherhood and check the access doors to ensure that they are installed and secure Ducted Outlet I...

Страница 6: ...n appropriate sealant or tape Stack Installation NOTE Fans should never be lifted by the shaft motor motor cover or accessories Equipment Supports Model GESS equipment supports are designed for use on...

Страница 7: ...sure H 2 H 2 H 1 25 inch 31 75mm minimum N FAN ON FAN OFF POSITIVE PRESSURE TRAP Connect this end to fan drain ERS DRAIN SUBMITTAL To avoid motor overheating and possible burnout motor load amperes sh...

Страница 8: ...dial Gap and Alignment Efficient fan performance can be maintained by having the correct radial gap overlap and wheel alignment These items should be checked after the fan has been in operation for 24...

Страница 9: ...wheel in the wrong direction This is especially true with 3 phase installations where the motor will run in either direction depending on how it has been wired To reverse rotation of a 3 phase motor...

Страница 10: ...Deflection Belt Span 64 Once the unit has been put into operation a routine maintenance schedule should be set up to accomplish the following 1 Lubrication of bearings and motor 2 Wheel housing bolts...

Страница 11: ...t Fasteners attaching the bearings to the drive frame should also be checked Wheel and Fastener Maintenance Wheels require very little attention when exhausting clean air however air heavily laden wit...

Страница 12: ...dures for removal and installation 3 Before removing the bearing bolts make sure the shaft is supported slightly Remember to consider the wheel weight on the shaft 4 Remove both bearings from the shaf...

Страница 13: ...Resize ductwork Clean filters coils Change fan speed High Motor Amp Draw Fan Check rotation of wheel Reduce fan speed Duct System Resize ductwork Check proper operation of isolation and bypass damper...

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