COOK FCE Series Скачать руководство пользователя страница 7

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FCE/FCRU IO&M

B51150-003

Troubleshooting

Problem and Potential Cause

Low Capacity or Pressure:

• Incorrect direction of rotation. Make sure the fan rotates

in same direction as the arrows on the motor or belt drive

assembly.

• Poor fan inlet conditions. There should be a straight clear

duct at the inlet.

• Improper wheel alignment.

Excessive Vibration and Noise:

• Damaged or unbalanced wheel.
• Belts too loose; worn 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 belt drive

assembly.

• Bearings need lubrication or replacement.
• Fan surge.

Overheated Motor:

• Motor improperly wired.
• Incorrect direction of rotation. Make sure the fan rotates

in same direction as the arrows on the motor or belt drive

assembly.

• Cooling air diverted or blocked.
• Improper inlet clearance.
• Incorrect fan RPMs.
• Incorrect voltage.

Overheated Bearings:

• Improper bearing lubrication
• Excessive belt tension.

Содержание FCE Series

Страница 1: ...tile capable of causing serious injury or death When air is allowed to move through a non powered fan the impeller can rotate which is referred to as windmill ing Windmilling will cause hazardous cond...

Страница 2: ...ative compound Wrap bearings for weather protection Cover the inlet and outlet to prevent the accumulation of dirt and mois ture in the housing Periodically rotate the wheel and operate dampers if sup...

Страница 3: ...8 230 Volts High Voltage 460 Volts 8 2 4 9 3 5 L1 L3 L2 L1 L3 L2 3 Phase 9 Lead Motor Delta Connection To reverse interchange any 2 line leads 2 Speed 1 Winding 3 Phase Motor Motor 1 2 3 4 5 6 Togethe...

Страница 4: ...vron SRI The above intervals should be reduced to half for verti cal shaft installations Inspection Inspection of the fan should be conducted at the first 30 minute 8 hour and 24 hour intervals of sat...

Страница 5: ...rest authorized electric motor service representative Changing Shaft Speed All belt driven ventilators 5HP or less are equipped with variable pitch pulleys To change fan speed perform the following 1...

Страница 6: ...s with cast frames can be ex tremely heavy and should not be lifted without addi tional aid Set motor aside 4 Locate the 4 to 8 bolts on the flat surface of the interior of the housing Begin to loosen...

Страница 7: ...anced wheel Belts too loose worn 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 belt drive assembly Bearings nee...

Страница 8: ...ing to the specific model and serial numbers of your fan Upon receipt by Loren Cook Company of your written complaint you will be notified within thirty 30 days of our receipt of your complaint in wri...