Trane BCHC - Parts

16 SS-APG010C-EN Parts
Parts
Table 3. Component selection summary
UNIT
4TTA3018A
4TTB3018A
4TWA3018A
4TWB3018A
4TTA3024A
4TTB3024A
4TWA3024A
4TWB3024A
4TTA3030A
4TTB3030A
4TWA3030A
4TWB3030A
4TTA3036A
4TTB3036A
4TWA3036A
4TWB3036A
4TTA3042A
4TTB3042A
4TWA3042A
4TWB3042A
4TTA3048A
4TTB3048A
4TWA3048A
4TWB3048A
4TTA3060A
4TTB3060A
4TWA3060A
4TWB3060A
TTA073D
TWA073D
TTA090D
TWA090D
TTA120D
TWA120D
Refrigerant ckts 1111111111
Minimum step (tons)
1.5 2 2.5 3 3.5 4 567.5 10
GAS LINE GAS LINE
Tube diameter (in.)
H o riz o nt a l (& d ro p s ) 5/8 3/4 3/4 3/4 7/8 7/8 1 1/8 1 1/8 1 3/8 1 3/8
Vertical (up)
5/8 3/4 3/4 3/4 7/8 7/8 1 1/8 1 1/8 1 3/8 1 3/8
LIQUID LINE LIQUID LINE
Tube diameter (in.) 3/8 3/8 3/8 3/8 3/8 3/8 3/8 1/2 5/8 1/2
Filter drier
Built-in up to
max line
length
Built-in up to
max line
length
Built-in up to
max line
length
Built-in up to
max line
length
Built-in up to
max line
length
Built-in up to
max line
length
Built-in up to
max line
length
TTA:
DHY01123
TWA*:
DHY01123
(QTY 2)
TTA:
DHY01232
TWA*:
DHY01232
(QTY 2)
TTA:
DHY01123
TWA*:
DHY01123
(QTY 2)
Sight glass 1/ckt
Not required Not required Not required Not required Not required Not required Not required SA-14S SA-15S SA-14S
Access port 2/ckt
Schraeder
valve w/core
Schraeder
valve w/core
Schraeder
valve w/core
*
These heat pump products require two filters and two check valves: one set-oriented for liquid in the cooling direction, and one set-oriented for liquid in the heating direction
(see Figure 5, p. 5).
Check valve selections
3/8 - VAL08459
1/2 - VAL08460
5/8 - VAL01722
More information can be found in the following literature:
1 1/2 to 5 ton
32-3009-03; SS-APG006-EN
6 to 10 ton
SS-APG008-EN