Sterling MS - Manual (Page 23)

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STANDARD CFM BLOWER
HIGH CFM BLOWER
A
A
A
B
Standard CFM Blower Air Filter Size Requirements
Number of Filters Required
Unit Input 16 x 20 (in) 20 x 20 (in)
100 MBH (29.3 kW) 4
150 MBH (44.0 kW) 4
200 MBH (58.6 kW) 4
250 MBH (73.2 kW) 4
300 MBH (87.9 kW) 4 2
350 MBH (102.6 kW) 4 2
400 MBH (117.2 kW) 6
500 MBH (146.5 kW) 4
600 MBM (175.8 kW) 4 2
700 MBM (205.1 kW) 4 2
800 MBH (234.4 kW) 6
High CFM Blower Air Filter Size Requirements
Number of Filters Required
Unit Input 16 x 20 (in) 20 x 20 (in)
100 MBH (29.9 kW) 8
150 MBH (44.0 kW) 8
200 MBH (58.6 kW) 8
250 MBH (73.2 kW) 8
300 MBH (87.9 kW) 8 4
350 MBH (102.6 kW) 8 4
400 MBH (117.2 kW) 12
500 MBH (146.5 kW) 8
600 MBH (175.8 kW) 8 4
700 MBH (205.1 kW) 8 4
800 MBH (234.4 kW) 12
1,200 MBH (351.6kW) 12
Figure 18
AIR BLOWER
Belt Tension Adjustment Standard CFM Blower belt
tension can be adjusted by loosening motor mounting
bolts marked A (See Figure 18). To tighten belt, slide
motor down motor mounting bracket and re-fasten motor
to mounting bracket.
High CFM Blower belt(s) tension can be adjusted by
fi rst loosening motor mounting plate bolts marked A
(See Figure 18). To tighten belt tension, turn belt tension
adjustment screws marked B (See Figure 18) counter-
clockwise. To loosen belt tension, turn clockwise. Once
belt tension has been adjusted, re-fasten motor mounting
plate bolts.