PROBOIL .4E User's Installation Manual page 22

4) Unscrew and detach the blue inlet
wing nut connector (G) from the top
of the boiler (B).
5) Firmly pull/peel the silicone rubber
high temperature output hose (K) off
from the red outlet wing nut (J)
connector.
6) Lift up then pull the boiler forwards to
unhook the boiler from its keyhole slot
fixings away from the wall it is
mounted on and place it on the
cabinet floor.
7) Unscrew and detach the red outlet
wing nut (J) connector from the top of
the boiler (C).
8) If the 3/8" rubber seal (I) becomes
detached from the red outlet wing nut
(J) connector then reinsert it the seal
inside connector (J).
9) Remove the inlet meshed filter seal
(H) from the boiler inlet (B) or inlet
adaptor (G), rinse the washer in cold
water, and use a toothbrush to clean
any debris from it. If meshed seal (H)
is compressed inside inlet (B) or
adaptor (G) then use a cocktail stick
(or similar) to remove it.
PROBOIL.4E user & installation guide v1d 22