Webasto Frigo Top 24 RT-D Einbauanweisung Seite 8

7 | Installation of the hoses
7.2 Hose diagrams
7.2.1 Frigo Top 24 RT-D R134a
Fig. 13 Diagram Frigo Top 24 RT-D R134a
Ref Description
1 Compressor
2 Condenser
3 High- and low-pressure switch
4 High-pressure service port (2x)
5 Liquid receiver & Filter dryer / Charge point
6 Sight glass
7 Thermostatic expansion valve (TXV)
8 Evaporator
9 Low-pressure service port
A Liquid line
CS Compressor suction
CD Compressor discharge
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7.2.2 Frigo Top 24 RT-DG R452A
Fig. 14 Diagram Frigo Top 24 RT-DG R452A
Ref Description
1 Compressor
2 Condenser
3 Heating valve (NO) (Optional)
4 Oil separator
5 High-pressure switch
6 High-pressure service port
7 Liquid receiver & Filter dryer / Charge point
8 Defrost valve (NC)
9 Filter dryer with sight glass (humidity indicator)
10 Pressure regulator (CRO)
11 Low-pressure service port
12 Thermostatic expansion valve (TXV)
13 Evaporator
A Liquid line
B Evaporator outlet
E Defrost line
CD Compressor discharge = oil separator inlet
CS Compressor suction
7.3 Hose connections
New condensers and evaporators are filled with nitrogen. Re-
move the gas connection caps to release the nitrogen.
Torque values:
5/16"
13/32"
5/8"
6248543A Frigo Top 24 RT-D _ RT-DG ML
17 Nm
20 Nm
25 Nm