Table 1 — physical data (cont) – Carrier 48TJD008-014 User Manual
Page 6
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
1
1
1
1
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