SPX Cooling Technologies 07-1126 User Manual
9
Installation
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
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.
Figure 4.
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
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.
the diameter of the fan in object.
Figure 3
Figure 4
U
V
S
T
K
øF
øE
øC
FAN DIAMTER (A)
Z
R
D
G X øH
1
2
3
4
4 Bolt Pillow Block Tightening Order