Connecting the collectors
Fig. 15
Fig. 16
Note
The collector temperature sensor is part of the stand-
ard delivery of the solar control unit.
Installation information
■
Lubricate O-ring seals only with the special valve
grease provided.
Initially tighten the union nut by hand, then tighten
■
with an open-ended spanner by a further
■
Never use annealed copper pipes with locking ring
fittings.
turn.
¾
15