PYROSTAR
–
SMOKE FAN F400-120
MS-MTG-001
Ind E
01/10/2019
Page 6/8
IV.
IV BELT DRIVE
IV.1.
IV.1 Belt correct alignment
At commissioning, check pulleys
’
alignment (both motor and impeller pulleys !)
along with belt tension.
IV.2.
IV.2 Belt tension
Please refer to the following table for belt
’
s tension.
I = pulleys axle spacing
F = belt deflection
P = force applied at I/2 (P = 40 N).
Pulleys axle spacing (mm)
Belt deflection (mm)
350
5
400
6
450
7
500
8
550
8
600
9
700
10
800
12
900
14
1000
15
