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7
COMMISSIONING
7.1
Warnings
The commissioning of this boiler and sys-
tem must only be undertaken by a profes-
sionally qualified person in accordance
with the requirements of the Gas Safe In-
stallation and Use Regulations and be ap-
proved by Gas Safe.
Ensure that the Benchmark Checklist is
satisfactorily completed during the com-
missioning process. The Checklist is
located at the end of this manual. This
manual should be handed to the User fol-
lowing completion of the installation and
commissioning process. Failure to comply
with these requirements may invalidate the
manufacturers guarantee.
For Ireland (IE), it is necessary to complete
a "Declaration of Conformity" to indicate
compliance to I.S.813.2002.
7.2
Electrical installation
Preliminary electrical system checks to en-
sure electrical safety shall be carried out by a
competent person. i.e. polarity, earth continu-
ity, resistance to earth and short circuit.
If a fault has occurred on the appliance the
fault finding procedure should be followed as
specified in the service manual.
7.3
Gas supply installation
• Inspect the entire installation including the
gas meter, test for tightness and purge, all
as described in BS 6891;
For Ireland (IE), refer to I.S.813.2002.
• Open the gas cock 12 (Fig. 7.1) on the ap-
pliance and check the gas connector on the
- 42 -
COMMISSIONING
appliance for leaks.
Fig. 7.1
7.4
• Open the c.h. flow and return valves.
• Remove the front panel of the case (section
"Dismantling the external panels" to page
50).
• Unscrew the cap on the automatic air purger
valve 23 in Fig. 7.2 one full turn and leave
open permanently.
Fig. 7.2
• Gradually open stopcock at the filling point
connection to the c.h. system until water is
heard to flow; do not open fully.
• Open each radiator air vent starting at the
lowest point of the system and close it only
when clear water, free of bubbles, flows out.
12
Initial filling of the system
Open
position
23
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