Filter
Top Products
Table 1 — Physical Data (cont)
UNIT SIZE 48TJ 008D/E/F 009D/E/F 012D/E/F 014D/E
FURNACE SECTION
Rollout Switch Cutout
Temp (F) 195 195 195 195
Burner Orifice Diameter
(in. ...drill size)
Natural Gas Std .120...31 .120...31 .120...31/.120...31/.129...30 .120...31/.129...30
Liquid Propane Alt .096...41 .096...41 .096...41/.096...41/.102...38 .096...41/.102...38
Pilot Orifice Diameter
(Quantity) in. ...drill size
Natural Gas Std —— ——
Liquid Propane Alt —— ——
Thermostat Heat Anticipator
Setting (amps)
208/230 v Stage 1 .14 .14 .14 .14
Stage 2 .20 .20 .20 .20
460 v Stage 1 .14 .14 .14 .14
Stage 2 .20 .20 .20 .20
Gas Input (Btuh) Stage 1 125,000/120,000/180,000 125,000/120,000/180,000 120,000/180,000/200,000 180,000/200,000
Stage 2 —/180,000/224,000 —/180,000/224,000 180,000/224,000/250,000 224,000/250,000
Efficiency (Steady
State) (%) 80 80 80 80
Temperature Rise Range 20-50/35-65/45-75 20-50/35-65/45-75 35-65/35-65/40-70 35-65/40-70
Manifold Pressure (in. wg)
Natural Gas Std 3.5 3.5 3.5 3.5
Liquid Propane Alt 3.5 3.5 3.5 3.5
Gas Valve Quantity 11 11
Field Gas Connection
Size (in.)
1
⁄
2
/
3
⁄
4
/
3
⁄
4
1
⁄
2
/
3
⁄
4
/
3
⁄
4
3
⁄
4
/
3
⁄
4
/
3
⁄
4
3
⁄
4
/
3
⁄
4
HIGH-PRESSURE SWITCH (psig)†
Standard Compressor
Internal Relief (Differential)
450±50 500±50
Cutout 428 428
Reset (Auto.) 320 320
LOW-PRESSURE SWITCH (psig)†
Cutout 7±3
Reset (Auto.) 22±7
FREEZE PROTECTION
THERMOSTAT (F)†
Opens 30±5
Closes 45±5
OUTDOOR-AIR INLET SCREENS Cleanable
Quantity...Size (in.) 1...20 x 25 x 1
1...16 x 25 x 1
RETURN-AIR FILTERS Throwaway
Quantity...Size (in.) 4...16 x 20 x 2 4...16 x 20 x 2 4...20 x 20 x 2 4...20 x 20 x 2
LEGEND
Al — Aluminum
Bhp — Brake Horsepower
Cu — Copper
*Evaporator coil fin material/condenser coil fin material.
†Requires an optional or accessory controls kit.
NOTE: The 48TJ008-014 units have a loss-of-charge/low-pressure
switch (accessory) located in the liquid line.
6