176
RT-SVX36G-EN
Maintenance
Table 61. Filter data
Unit Model
(AC/EC)
Panel-Type Filters
(a)
Bag-Type Filters
(b)
Cartridge Filters (box-
type)
Panel-Type
Prefilters
(c)
Qty
Size of each
Qty.
Size of each
Qty.
Size of each
Qty.
Size of each
20 & 25 / 24 & 29 Ton
12
20 X 20 X 2
4
12 X 24 X 19
4
12 X 24 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
30/36 Ton
16
20 X 20 X 2
2
12 X 24 X 19
2
12 X 24 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
40/48 Ton
16
20 X 25 X 2
5
12 X 24 X 19
5
12 X 24 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
50, 55 / 59 Ton
20
20 X 25 X 2
3
12 X 24 X 19
3
12 X 24 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
60, 70 & 75 /
73, 80 & 89 Ton
35
16 X 20 X 2
6
12 X 24 X 19
6
12 X 24 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
90-130
25
24 X 24 X 2
3
12 X 24 X 19
3
12 X 24 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) S_HL 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 62. “Wet heat” coil fin data
Unit Model
(AC/EC)
Coil Type
Coil Rows
Total Coil Face
Area (sq. ft.)
Fins per
Foot
Fins per
Foot
20, 25, 30 / 24, 29, 36 Ton
WC Prima Flo (hot water)
2
13.75
80
110
40, 50, 55 / 48, 59 Ton
WC Prima Flo (hot water)
2
19.25
80
110
60, 70, 75 / 73, 80, 89 Ton
WC Prima Flo (hot water)
2
26.25
80
110
40, 50 / 48, 59 Ton
NS (steam)
1
13.75 (1) 5.5 (1)
42
96
90-130 Ton
NS (steam)
1
17.5 (2)
52
96
Note:
To determine unit heating capacity (i.e. “low heat” or “high heat”), see digit 9 of the model number stamped on the unit
nameplate.
Table 63. Grease recommendations
Recommended Grease
Recommended Operating Range
Exxon Unirex #2
Mobil 532
Mobil SHC #220
Texaco Premium
-20°F to 205°F
Table 64. Refrigerant coil fin data
Condenser Coil
Evaporator Coil
Aluminum Fins
Copper Fins
Tonnage
Size
(ft2)
Rows/Fin
Series
Tube Diameter/
Surface
Size
(ft2)
Rows/Fin
Series
Tube Diameter/
Surface
Rows/Fin
Series
Tube Diameter/
Surface
20
20.3
4/168
1/2/Enhanced
58
3/252
5/16/Enhanced
3/156
5/16/Enhanced
25
20.3
4/168
1/2/Enhanced
58
3/252
5/16/Enhanced
3/156
5/16/Enhanced
30
25.5
5/168
3/8”/Enhanced
58
4/252
5/16/Enhanced
4/156
5/16/Enhanced
40
32.5
5/168
3/8”/Enhanced
116
3/252
5/16/Enhanced
3/156
5/16/Enhanced
50, 55
38
4/168
1/2/Enhanced
116
4/252
5/16/Enhanced
4/156
5/16/Enhanced