Baxi Solo 2 60 RS Installation And Servicing Instructions page 22

IMPORTANT: Start Gravity
Flow Pipe in 28mm at this
point using:-
28 x 22 Elbow
or
28 x 28 Elbow with a
reducing set
or
28 x 22 x 22 Tee directly on
the tail marked F
22
Injector
Washer
Gravity
Pumped
Flow
Flow
(28mm)
(22mm)
127mm (5 in)
Gravity Hot Water System
For gravity domestic hot water and pumped central
heating system, connect tee supplied in kit to the tail
marked R. Ensure that the injector washer is
positioned correctly as shown.
Failure to fit the injector washer will result in reverse
circulation in the D.H.W. circuit.
The gravity circuit should be installed in 28mm
diameter copper pipe as shown.
Ensure that pipes run perpendicular to the wall to
allow fitting of the outercase.
Pumped
Return
(22mm)
Gravity
Return
(28mm)
Tee with
Injector Washer
Gas Connection
Gas connection is made on the union gas service tap
(female 1 / in B.S.P. thread). Dimension shown will
2
ensure that gas pipe does not interfere with outer
case or any downward routed pipes.