Thermo Pride OL6FA072D48B, Руководство по установке и эксплуатации с разделом для пользователей, Страница: 10 / 50

All installations and services must be performed by qualified service personnel.
6
NOTICE: The minimum coil pan clearance for a sectional or drum type heat exchanger is three
inches unless specified otherwise by the individual coil manufacturer.
NOTICE: The minimum return air temperature is 55° F.
D. AIR FILTERS MOUNTED INTERNAL TO FURNACE:
Fig. 2: Internal filter rack.
c
CAUTION: Failure to comply with minimum filter installation requirements may affect
the performance and/or void the warranty on this unit.
If a method other than internal Thermo Pride filter rack is selected for retention of the filters
and/or use of a different filter type is desired, refer to Table 4 below for minimum sizing
guidelines for selecting filter for the unit.
Filter Type
Maximum
Air Velocity
(ft/min)
Model Number
OL6 OL8 Qty
*Thermo Products
Supplied Permanent
600 280 in² 480 in²
2
Standard
Permanent
500 576 in² 576 in² 2
Disposable 300 960 in² 960 in² 2
Table 3: Minimum Required Filter Area (in square inches)
* The Thermo Products supplied filter can be cut to size to fit other filter retention systems
as long as the minimum size requirement is met.