Check Electricity Supply - Vaillant VCW 2O Instructions For Installation And Servicing

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9.2 Sheet 2: Check Electricity Supply
IMPORTANT: The preliminary Electrical System Checks as contained in the B.G.C. multimeter in-
struction book are the first electrical checks lo be canied out during a fault finding procedure. On
completion of the service/fault finding task which has required the breaking and remakirtg of
electrical connections then the checks - A. Earth Continuity, C. Polarity and D. Resistance to
Earth - must be repeated.
Preliminary Electlical
System Checks
according to Instructions
for British Gas
Multimeter.
Push Main Switch
into posilion l.
Replace faulty Neon
and refil Main
Switch Cover.
Replace farlty P.C.B.
with Main Switch.
ReI. to note 1.
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