Rheem GF951U Series - Maintenance

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FILTERS
Keep the filters clean at all times.
Vacuum dirt from filter, wash with
detergent and water, air dry
thoroughly and reinstall.
Keep the filters clean at all times.
Vacuum dirt from filter, wash with
detergent and water, air dry
thoroughly and reinstall.
&', Some filters must be resized
to fit certain units and applications.
See Table 11 and Figures 54 and 55.
1. 21” - 90,000 & 105,000 BTUH
units require removal of a
3.5-in. segment of filter and
frame to get the proper width
for a side filter.
2. 24.5” - 105,000 BTUH unit
requires removal of a 7" segment
of filter and frame to get the
proper width for a side filter.
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,
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U
PFLOW FILTER SIZES
FURNACE INPUT BOTTOM SIDE
Q
UANTITY
W
IDTH MBTUH SIZE SIZE
1
7
1
⁄2"
45, 60, 75 15
3
⁄4"
X 25" 15
3
⁄4"
X 25" 1
2
1" 90, 105 19
1
⁄4"
X 25" 15
3
⁄4"
X 25" 1
DOWNFLOW FILTER SIZES
FURNACE INPUT
S
IZE QUANTITY
W
IDTH MBTUH
1
7
1
⁄2"
45, 60, 75 12" X 20" 2
21" 90 12" X 20" 2
24
1
⁄2" 105 14" X 20" 2
MAINTENANCE
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+*/
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51