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Bulletin 90- 01- 

NOV

2002

  

   

 

 

 

             

 

 

 

FRP Centrifugal & Inline Fans

 
 
                                                                                                                                                       

INSTALLATION, OPERATION, AND MAINTENANCE MANUAL 

 
 
This publication contains the installation, operation and maintenance instructions for the following corrosion resistant 
FRP fans: 

 

• 

CNW 

• 

DHK 

• 

PVK 

• 

PRVS 

• 

AXCL 

 

 

M.K. Plastics

 catalogs on the above corrosion resistant FRP fans, provides additional information describing the equipment, fan 

performance, available accessories, and specifications.  
 
For additional safety information, refer to AMCA publication 410-96, 

Safety Practices for Users and Installers of Industrial and 

Commercial Fans

 
For Information on special fan application requirements, contact 

M.K. Plastic’s

 Corporate office at (514) 871-9999. 

 

Receiving and Inspection 

Carefully inspect the fan and accessories for any damage and shortage immediately upon receipt of the fan. 

• 

Turn the wheel by hand to ensure it turns freely and does not bind. 

• 

Inspect the dampers (if supplied) for free operation of all moving parts. 

• 

Record on the 

Delivery Receipt

 any visible sign of damage. 

 
 
 
 
 
 
 
 

WARNING 
This unit has rotating parts. Safety precautions 
should be exercised at all times during installation, 
operation, and maintenance. 
ALWAYS disconnect power prior to working on fan.

 

Handling 

Lift the fan by the base or lifting lugs. 

Never lift by the shaft, motor or housing. 

See Fig. 1 – Fan Lifting Lug Details. 

 

 

 

Fig. 1 – Fan Lifting Lug Details 

 

 

1

Summary of Contents for CNW

Page 1: ...Information on special fan application requirements contact M K Plastic s Corporate office at 514 871 9999 Receiving and Inspection Carefully inspect the fan and accessories for any damage and shortag...

Page 2: ...prevent damaging conditions Personal Safety Disconnect switches are recommended Place the disconnect switch near the fan in order that the power can be swiftly cut off in case of an emergency and in...

Page 3: ...provide a minimum clearance of between the top plate and the housing 3 Install the adjusting and leveling bolts through the equipment mounting holes until the bolt comes into contact with the spring...

Page 4: ...ake sure the spring coils are not closed solid Duct Installation Efficient fan performance relies on the proper installation of inlet ducts where factory inlet plenums are not provided For duct inlets...

Page 5: ...ached For proper tension a deflection of approximately per foot of center distance should be obtained by firmly pressing the belt Refer to Fig 7 3 Lock the motor plate adjustment nuts in place 4 Ensur...

Page 6: ...nance personnel are provided complete control of the power source Follow the wiring diagram in the disconnect switch and the wiring diagram provided with the motor Correctly label the circuit on the m...

Page 7: ...eration Pre Start Checks 1 Lock out all the primary and secondary power sources 2 Ensure fasteners and setscrews particularly those used for mounting the fan are tightened 3 Inspect belt tension and p...

Page 8: ...ry Dirty Daily to 2 weeks Any Speed Any Temperature Extreme Conditions Daily to 2 weeks Inspect springs and rubber isolators for deterioration and replace as needed Inspect for cleanliness Clean exter...

Page 9: ...section Bearing Replacement The fan bearings are pillow block ball bearings or flange bearing assembly depending on type of fan An emery cloth or file may be needed to remove imperfections in the sha...

Page 10: ...maximum torque Flange Bearing Replacement Please refer to Fig 11 for the following procedures The fan bearings are housed inside the flange bearing assembly which includes the shaft It is easier and...

Page 11: ...orn or oily belts Speed too high Incorrect direction of rotation Make sure the fan rotates in same direction as the arrows on the motor or drive belt assembly Bearings need lubrication or replacement...

Page 12: ...Parts List Fig 12 Inline Fans typical Fig 13 Centrifugal Fans typical 12...

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