Unit Location; Air Filter Requirements - Nordyne P6 series User Manual

36"
36"
NFPA publications are available by writing:
National Fire Protection Association
Batterymarch Park
Quincy, Maine 02269
Unit Location — This air conditioner
designed only for outdoor installations. Choosing
the location of the unit should be based on
minimizing the length of the supply and return
ducts. Consideration should also be given to
availability of electric power, service access,
noise, and shade. Sufficient clearance for
unobstructed airflow through the outdoor
coil must be maintained in order to achieve
rated performance See Figure 3 for minimum
clearances to obstructions.
Unit Size
R6GD-X36
P6SD-X36
P6SD-X48
Q6SD-X36
P6SD-X60
Q6SD-X48/X60, R6GD-X48/X60
Table 1. Internal Filter Size Requirements.
6
0"
Figure 3. Minimum Clearances
is
Air Filter Requirements — Three phase units
"Only" are supplied from the factory with an
internal fi lter rack assembly. Air fi lters are not
supplied; a suitable air fi lter must be installed in
Internal Filter Size
the unit or in the return air system for all units.
See Table 1 for internal fi lter size requirements.
When utilizing an Economizer or Fresh Air
(2) 16" x 25" x 1"
Equipment, the factory installed filter rack
or
assembly must be removed prior to installation.
(2) 16" x 25" x 2"
Refer to Table 1 for recommended fi lter sizes
when the factory installed fi lter system is not
(2) 18" x 25" x 1"
used. Air fi lter pressure drop must not exceed
or
0.08 inches WC. Air fi lter(s) must be installed in
(2) 18" x 25" x 2"
the return air ductwork ahead of the evaporator
coil of this unit. All return air to this unit must pass
Securing
Screw
Figure 3a. Internal Filter Rack Location
72"
36"