SPX Cooling Technologies 07-1126 user manual Bolt Pillow Block Tightening Order

Installation

Figure 3

V

U

	G X øH R
T	Z

S K

D

øF

øE

øC

FAN DIAMTER (A)

Rotate the blade on its axis until the required pitch angle is ob- tained.

Check there is no gap between each blade shaft shoulder and cor- responding pillow block.

Torque pillow block bolts 15 according to the following tables, complying with bolt orientation and tightening order as shown in Figure 4.

1 3

42

Figure 4 4 Bolt Pillow Block Tightening Order

6––Repeat for each blade steps described in points 4 and 5. Before starting the pitch angle setting procedure, turn the fan till the blade to be set is at the same point in the fan ring where previous pitch angle was set.

In order to determine the torque setting of standard bolts 15, with the 8.8 stamping, search in the following table the bolt type set for the diameter of the fan in object.

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