4 installation – Glow-worm Hideaway 100CF User Manual
Page 9

9
221757A
4 Installation
CASING BRACKETS FITTING
Diagram 4.1
1000
CAPTIVE
NUT
CASING
BRACKET
CAPTIVE
NUT
CASING
BRACKET
No.8 SCREW (8)
Before fitting the boiler make sure the location selected is in
accordance with the requirements of Section 1.7.
4.1 Unpacking
The boiler casing panels are packed separately within the main
case. They are designed to enable the gas and water connections
to be made before fitting the casing panels.
The main casing brackets, distributor tube and loose items, in a
plastic bag, are packed in the top fitment.
4.2 Casing Brackets
Fit the four casing brackets as shown in diagram 4.1, using eight
No.8 screws.
Push the captive nuts, supplied loose, on to the casing brackets
as shown in diagram 4.1.
4.3 Water Connections - Gravity Domestic Hot
Water and Pumped Heating
It is important that all connections are made as shown in
diagram 4.2.
Heating flow, any one of the four upper connections may be
used.
Domestic hot water gravity flow, any one of the three remaining
upper connections may be used.
Heating return, the distributor tube, packed in the top fitment,
MUST be fitted into either one of the front lower connections on
ALL installations, see diagram 4.3.
Domestic hot water gravity return, any one of the three remaining
lower connections may be used for the gravity domestic hot
water return.
Fit plugs into all unused connections.
Note, if only limited clearance is available, it is recommended
that the front connections are used.
4.4 Water Connections - Fully Pumped
Systems
It is important that all connections are made as shown in
diagram 4.4.
The water distributor, packed in the top fitment, MUST be fitted
into the return connection on ALL installations, see diagram 4.3.
Fit plugs into all unused connections.
Note, if only limited clearance is available it is recommended
that the front connections are used.
4.5 Thermostat Pocket
Fit the thermostat phial pocket into the front tapping adjacent to
the proposed heating flow connection and plug the other front
pocket connections.
The phial pocket and plug are in the loose items pack.
Carefully unwind the thermostat capillary, insert the phial fully
into the pocket and secure with the location washer behind the
retaining split pin, supplied in the loose items pack, see diagram
4.5.
4.6 Positioning/Connecting Boiler
Having selected the position of the boiler, make sure that
sufficient clearances will be left around the boiler as described
in Section1.7.
DISTRIBUTOR TUBE
Diagram 4.3
1277
DISTRIBUTOR
TUBE
must be in
pumped return
connection
UPPER MARKER
must lie between the
two outer NOTCHES
UPPER
MARKER
Diagram 4.2
WATER CONNECTIONS - GRAVITY
DOMESTIC, PUMPED HEATING
DOMESTIC
GRAVITY
RETURN TO
ANY OF THE
3 REMAINING
LOWER CONNECTIONS
ALTERNATIVE
HEATING
FLOW
(Thermostat phial
and pocket must
be adjacent to
heating flow
connection)
1309
DOMESTIC GRAVITY
FLOW TO ANY OF THE
3 REMAINING UPPER
CONNECTIONS
ALTERNATIVE
HEATING
RETURN
With distributor
tube (not
shown)