Boiler Installation - Saunier Duval 47-920-36 Instructions For Use Installation And Servicing

Fanned flue combination boiler
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9.1 Sheet metal parts
WARNING: When installing or servicing this boiler, care should
be taken when handling the edges of sheet metal parts to avoid
the possibility of personal injury.
9.2 Installing the boiler
IMPORTANT NOTE: The system must be thoroughly flushed
using a propriety cleanser from Fernox or Sentinel to eliminate
any foreign matter and contamination e.g. metal filings, solder
particles, oil, grease etc.
Solvent products could cause damage to the system.
• Remove front panel, unscrew and remove the two retaining
screws from the bottom of the front panel. Remove front panel
by lifting up and forward.
• To remove the self adhesive wiring diagram label from the
document envelope. Fit the self adhesive wiring diagram label
to the inside of the front panel, put front panel in a safe place to
avoid damaging it.
(Horizontal Telescopic Rear Flue Only)
Note: Firstly remove the fan as described in section 10.3.
Fit the flue adaptor and gasket , refer to diagram 9.3, supplied
in the flue pack to the rear of the appliance, having first moved
and secured the blanking plate to the top outlet.
• If fitted ensure the plastic plugs are removed from water
and gas pipes. NOTE: There will be some spillage of water.
• (F30E/F35E Only) Fit the cold water inlet restrictor (supplied
in the document envelope) into cold water inlet isolating valve,
see diagram 7.1.
Important Note.
With regards to the manual handling
operations, 1992 regulations, the following operation exceeds
the recommended weight for one man lift.
• Lift the boiler up and engage boiler onto the hanging bracket,
refer to diagram 7.1.
• Fit the washers between the boiler and isolating valves, see
diagram 7.1.
9.3 Discharge safety valve (diagram 9.1)
The discharge safety valve pipe and sealing washer supplied
in the connections pack, when fitted to the safety valve, will
extend the valve below the boiler. The discharge pipe must be
extended using pipe not less than 15 mm o.d. to discharge in a
visible position outside the building, facing downward preferably
over a drain.
IMPORTANT NOTE: To facilitate servicing of the appliance,
the discharge pipe MUST ONLY be extended using a
compression fitting supplied.
The pipe must have a continuous fall and be routed to a position
so that any discharge of water, possibly boiling or steam, cannot
create any danger to persons, damage to property or external
electrical components and wiring. Tighten all pipe connection
joints.
9.4 Filling loop extension knob F30E/F35E
Only
The filling loop extension knob is supplied in the discharge
safety valve pipe connection pack. Fit to the filling device on/off
knob, this is a push fit, see diagram 9.2.
9.5 Filling loop extension knob F30E SB
The filling loop extension is not required for this boiler, it can be
discarded.

9 Boiler Installation

KNURLED
UNION NUT
finger tighten only
F30E/F35E Only
SELF
ADHESIVE
GASKET
19
DISCHARGE
SAFETY VALVE
PIPE
FILLING DEVICE
FILLING LOOP
EXTENSION
SECURING
ADAPTOR
SCREW
(2 OFF)
Diagram 9.1
Diagram 9.2
Diagram 9.3
4000123924-2

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