245
AIR
CONDITIONING
SPECIAL FEATURES : AIR CONDITIONING SYSTEM (R 134.a)
Tightening torques (m.daN).
Unions
Steel / Steel
Aluminium / Steel
Ø Pipes
1.7 ± 3
1.3 ± 3
M 06
3.8 ± 3
2 ± 2
M 08
4 ± 3
2.5 ± 3
M 10
NOTE : For operations concerning draining, drying (empty), checking and refilling of a system: refer to BRE 0290.
WARNING : For R 134.a quantities : (see table on page: 250).
NOTE : : Tighten the unions to the recommended torques using a retaining spanner whenever possible