Commissioning; Electrical Installation; Gas Installation - Potterton Combi 80 Installation & Service Instructions Manual

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3. Commissioning - Page 16
3.1

Electrical Installation

Conduct a preliminary electrical test by checking: for short
circuits, fuse failure, incorrect polarity, earth continuity and
resistance to earth.
3.2

Gas Installation

The whole of the gas installation including the meter, should
be inspected and tested for soundness and purged in
accordance with the recommendations of BS 6891. Purging
air from the gas line may be carried out by loosening the
union on the gas service cock and purging. Re-tighten the
union when completed and check for gas soundness.
N.B. Open all doors and windows, extinguish naked lights
and DO NOT SMOKE when carrying out the gas soundness
tests and purging.

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