Service & Maintenance
RT-SVX35H-EN 101
Table 35. Filter data
Unit Model
Panel-Type Filters Bag-Type Filters
Cartridge Filters
(Box-Type) Panel-Type Prefilters
Qty
(a)
Size of each Qty.
(b)
Size of each Qty.(b) Size of each Qty.
(c)
Size of each
W_HE-Casing 2
C20 & C25
12 20 X 20 X 2
4 12 X 24 X 19 4 24 X 12 X 12 4 12 X 24 X 2
3 24 X 24 X 19 3 24 X 24 X 12 3 24 X 24 X 2
W_HE-Casing 3
C30
16 20 X 20 X 2
2 12 X 24 X 19 2 24 X 12 X 12 2 12 X 24 X 2
6 24 X 24 X 19 6 24 X 24 X 12 6 24 X 24 X 2
W_HE-Casing 4
C40
16 20 X 25 X 2
5 12 X 24 X 19 5 24 X 12 X 12 5 12 X 24 X 2
6 24 X 24 X 19 6 24 X 24 X 12 6 24 X 24 X 2
W_HE-Casing 5
C50
20 20 X 25 X 2
3 12 X 24 X 19 3 24 X 12 X 12 3 12 X 24 X 2
9 24 X 24 X 19 9 24 X 24 X 12 9 24 X 24 X 2
W_HE-Casing 6
C60, C70 & C75
35 16 X 20 X 2
6 12 X 24 X 19 6 24 X 12 X 12 6 12 X 24 X 2
8 24 X 24 X 19 8 24 X 24 X 12 8 24 X 24 X 2
W_HE-Casing 9
C90 & D11
25 24 X 24 X 2
3 12 X 24 X 19 3 24 X 12 X 12 3 20 X 24 X 2
15 24 X 24 X 19 15 24 X 24 X 12 15 24 X 24 X 2
W_HE-Casing 9
D12 & D13
25 24 X 24 X 2
3 12 X 24 X 19 3 24 X 12 X 12 3 20 X 24 X 2
15 24 X 24 X 19 15 24 X 24 X 12 15 24 X 24 X 2
(a) Dimensions shown for “Panel-Type Filters” apply to “Throw away”, “Cleanable Wire Mesh”, and “High Efficiency Throw away” Filters.
(b) W_HE units ordered with “Bag-Type Filters” or “Cartridge Filters” (box-type) include a bank of “Panel-Type Prefilters”
(c) The same “Panel-Type Prefilters” are used with “Bag-Type” and “Cartridge (box-type)” filters.
Table 36. "Wet heat" coil fin data
Model
Coil
Type
Coil
Rows
Total Coil
Face Area
(sq.ft.)
Fins
per
Foot
Fins
per
Foot
WLHE
Casings 2 & 3, C20, C25, C30
WC Prima Flo (hot water) 2 13.75 80 110
WLHE
Casings 4 & 5, C40, C50
WC Prima Flo (hot water) 2 19.25 80 110
WLHE
Casing 6, C60, C70, C75
WC Prima Flo (hot water) 2 26.25 80 110
WLHE
Casing 9, C90, D11, D12, D13
WC Prima Flo (hot water) 2 17.5 (2) 80 110
WSHE
Casings 2 & 3, C20, C25, C30
NS (steam) 1 13.75 42 96
WSHE
Casings 4 & 5, C40, C50, C55
NS (steam) 1
13.75 (1)
5.5 (1)
42 96
WSHE
Casing 6, C60, C70, C75
NS (steam) 1
18.75 (1)
7.5 (1)
42 72
WSHE
Casing 9, C90, D11, D12, D13
NS (steam) 1 17.5 (2) 52 96
Note: To determine unit heating capacity (i.e., “low heat” or “high heat”), refer to Digit 9 of the model number stamped on the unit nameplate.
Table 37. Grease recommendations
Recommended Grease
Recommended
Operating Range
Exxon Unirex #2
Mobil 532
Mobil SHC #220
Texaco Premium RB
-20°F to 250°F