Cyclone Direct / Indirect Installation Guide
43
Fault Solution
Water escaping from the
case unit.
Immersion heater not switched
on or cutout has triggered.
instructions.
Indirect - motorized valve fault.
Indirect - cutout in dual stat has
operated.
stat and reset.
Water discharges from
expansion relief valve
If continual - pressure reducing
valve (part of inlet control set )
may not be operating correctly.
3 bar.
If continual - expansion relief
valve seat may be damaged.
Remove cartridge - check seat and renew if
necessary.
If intermittent - expansion vessel
charge may have reduced / blad -
der perished.
to 3 bar if necessary. If bladder perished
replace vessel.
With cylinder cold check pressure in cylinder. If
this is the same as the incoming mains pressure
then you are getting backfeed. Install a balanced
cold supply.
Water discharges from
temperature & pressure
relief valve
controls have failed. heaters. Leave water supply on. Wait until dis -
charge stops. Isolate water supply and replace
if faulty.
Milky / cloudy water
Water from any pressurized system will release
settle out.
Strainer blocked in pressure
reducing valve.
Isolate water supply and clean.
incorrectly.
Noise during hot water
in the morning
Loose airing cupboard pipework. Install extra clips.
Hot or warm water from
cold tap
If tap runs cold after a minute or
so the pipe is picking up heat
from heating pipework.
Insulate/re-route.
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