Trane 4TTX8024A User Manual

18-AC95D1-1 19
Design Subcooling Value = __________º F
(from nameplate or Service Facts)
Subcooling Correction = __________º F
Final Subcooling Value = __________º F
STEP 2 - Determine the final subcooling value using total Line Length and Lift measured in STEP 1 and the charts below.
STEP 3 - Stabilize the system by operating for a
minimum of 20 minutes.
At startup, or whenever charge is removed or
added, the system must be operated for a mini-
mum of 20 minutes to stabilize before accurate
measurements can be made.
20 MIN.
2 Ton Unit
4 Ton Unit
3 Ton Unit
5 Ton Unit
60
50
40
30
25
20
15
10
0
10 20 25 30 40 60
25 ft. Maximum Lift
REFRIGERANT LINE LIFT (FT)
SUBCOOL CHARGING CHART CORRECTIONS TABLE
Add 2
o
Add 3
o
TOTAL REFRIGERANT LINE LENGTH (FT)
Use design subcooling
Add 1
o
60
50
40
30
25
20
15
10
0
Add 1
o
10 20 25 30 40 60
25 ft. Maximum Lift
SUBCOOL CHARGING CHART CORRECTIONS TABLE
REFRIGERANT LINE LIFT (FT)
Add 3
o
Add 2
o
Add 1
o
Use design subcooling
TOTAL REFRIGERANT LINE LENGTH (FT)
60
50
40
30
25
Add 3º Add 4º
20
15
10
Add 2º
0
10 20 25 30 40 60
REFRIGERANT LINE LIFT (FT)
SUBCOOL CHARGING CHART CORRECTIONS TABLE
25 ft. Maximum Lift
Add 1º
Use Design Subcooling
TOTAL REFRIGERANT LINE LENGTH (FT)
Add 3ºAdd 2º
60
50
40
30
25
Add 4º
20
15
10
Add 2º
0
10 20 25 30 40 60
REFRIGERANT LINE LIFT (FT)
SUBCOOL CHARGING CHART CORRECTIONS TABLE
TOTAL REFRIGERANT LINE LENGTH (FT)
Use Design Subcooling
Add 1º
Add 3º
25 ft. Maximum Lift
Add 2º

Trane 4TTX8024A Specifications

General

Brand	Trane
Model	4TTX8024A
Category	Air Conditioner
Language	English