PF4MNX: Installation Instructions
Manufacturer reserves the right to change, at any time, specifications and designs without notice and without obligations.
11
Care and Maintenance
To continue high performance and minimize possible equipment failure,
it is essential that periodic maintenance be performed on this equipment.
Consult your local dealer as to the proper frequency of maintenance
contract.
The ability to properly perform maintenance on this equipment requires
certain mechanical skills and tools. If you do not possess these, contact
your dealer for maintenance. The only consumer service recommended
or required is filter replacement or cleaning on a monthly basis.
NOTE: Servicing the blower assembly requires the removal of two
screws that attach the blower housing to the fan deck. It is not necessary
to reinstall of these screws after service.
A221041A
Fig. 21 – Shipping Screws
Table 2 – Electric Heater Static Pressure Drop (in. wc)
Sizes 018 - 036 Sizes 042 - 060
Heater Elements kW
External Static
Pressure Correction
Heater Elements kW
External Static
Pressure Correction
0 0 +.02 0 0 +.04
1 3, 5 +.01 1 3, 5 +.03
2 8, 10 0 2 8, 10 +.02
3 9, 15 -.02 3 9, 15 0
4 20 -.04 4 20 -.02
6 18, 24, 30 -.10
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