2
Frigo
Table of contents
1 Explanation of symbols. .................................................................... 4
2 Instruction sheet. ............................................................................. 4
2.1 Which refrigerant should be used? ............................................................4
2.2 Which compressor oil should be used? ..................................................... 4
2.3 What to do if a spare part is needed for the Frigo cooling system? ................. 5
2.4 At which time intervals should a Frigo cooling system be maintained? ...........5
2.5 Is it possible to participate in training? .......................................................5
3 Installation instructions. .................................................................... 6
3.1 Notes on installation ................................................................................6
3.2 Preparation for installation ........................................................................7
3.3 Handling cables and hose lines ................................................................7
3.4 Instructions following installation ..............................................................8
3.5 Checking installation conditions ...............................................................8
3.6 Table showing permitted tightening torques for bolts used in Nm .................9
3.7 Installing O-ring fittings ............................................................................10
3.8 Table showing permitted tightening torques for connections with O-rings in
Nm ......................................................................................................10
4 Instructions for installation of FRIGOCLIC fittings. ................................. 11
5 Description of symbols used. ............................................................. 12
6 Scope of delivery. ............................................................................. 13
7 R134a flow chart. ............................................................................. 14
8 Installing condenser . ....................................................................... 15
8.1 VW Transporter T5/T6 .............................................................................16
8.2 VW Caddy (2K) .......................................................................................19
8.3 Mercedes Sprinter (906)/ VW Craer till 2017 ............................................ 20
9 Notes on the electrical connection. ..................................................... 22
9.1 Engine compartment...............................................................................22
10 Interior circuit diagram. .................................................................... 23
11 Engine compartment circuit diagram. ................................................. 24
12 Explanation of the electrical system. ................................................... 25
12.1 Cable colours .........................................................................................25