Line Connection; Refrigerant Line Connection - Trane TTK 509 E Installation Manual

Refrigerant Line Connections
Flange thread-type connection:
1. Thread-type connections for series
TTK-5
! WARNING!
Do not open liquid or gas line valves
until tube installation and system
evacuation are finished.
Table 01 - Torque
Piping Diam. Torque
mm in. kgf x cm
6,35 1/4" 150-200
9,52 3/8" 350-400
12,7 1/2" 500-550
15,88 5/8" 600-650
19,05 3/4" 700-750
6
Line
Connections
Connection of refrigerant
lines to unit using flange
thread-type service valves
1. Using a tube cutter, cut the
refrigerant tube and remove burrs,
inside and outside (be very carefull
to avoid that burrs fall into the tube).
2. Insulate both refrigerant lines.
3. Remove the service valve falnged
nut and place it in the tube.
TTK 509E/512E
lbs x in.
130-170
300-340
430-470
520-570
610-650
4. Make the flange of the tube as
5. Apply refrigerant oil on coupling
6. Align the union center formed by the
7. Tighten the nut according to the
8. Repeat the previous procedure for
TTK 518E/ 524E / 530E / 536E
Suction line
Liquid line
Service
access
Register cap
Figure 02 - System detail
perfect as possible.
surfaces of the union of the valve
with the flanged tube end before
coupling them.
tube and the valve, lightly screwing
the nut with the hand, by 3 to 5 turns.
torque table in the next page .
other connections.
Liquid line
Suction line

Line connection

(Flange)
SS-SVN03B-EN