Energy storage fan blade installation

How do you install a fan blade?

Position the blade clamps and blade between the hub plates 02 to align bolt holes. Loosely install bolts 05, flat washers 05W and locking nuts 05N to secure blades. Finger tighten all nuts. On fans where blades overlap at the hub be sure to have the leading edge under the trailing edge of the forward blade. Refer to Figure 2.

How do you pack a fan blade?

The fan blades can be lifted from the packing by placing a single sling around the blade. Position the sling as such that the blades tip is somewhat hanging down which makes it easier to move blades around. Fan blades of impellers smaller than 26 ft., are packed in strong wooden/steel cases or crates.

What is included in a cooling tower fan manual?

Instruction for Assembly, Installation, Maintenance and Storage. This manual will contain descriptions of all major components of the cooling tower Fan together With accessories and technical data required for operation, supervision and maintenance. Claims in respect of damage caused by errors of operation cannot be recognized.

What should I do if my fan blade is not working?

Release U-bolts, pull the blade outwards and retighten the U-bolts to the correct torque. Blade angle(s) not within ±5.0 ̊ tolerance. Re-set the blade angles. Vibration level high. (2) Blades are out of tracking. The blade tips should be reasonably located in the same plane. A maximum tolerable deviation of 0.5% of the fan diameter is advised.

How do you tighten a fan blade?

Progressively tighten all blade clamp nuts 05N until the blades are barely able to move when twisting the blade. Measure the final fan diameter. minimum clearance between all blade tips and fan cylinder is recommended. Be sure motor is locked out. Clean the hub bore and driving shaft extension for the full length of the key.

How to install a cooling tower fan?

Select a large area corresponding to the cooling tower fan diameter. Position the fan hub at the centre of the work area with the centre spool 04 oriented as shown in Figure 1. Position the hub plate in the centre spool by matching the marking on spool and plate, insert the centre nut bolt but not tight it at the moment.