Noise, Trouble shooting guide – Stuart Turner Monsoon Extra S3.0 bar Single User Manual
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NOISE
The equivalent continuous A-weighted sound pressure level at a distance of 1 metre
from the pump does not exceed 70 dB(A).
TROUBLE SHOOTING GUIDE
Symptoms
Probable Cause
Recommended Action
Pump will not start.
No water.
Check gravity flow of water is available to the fittings of at
least 1 l/min.
Water supply.
If NO... check water level in the supply tank and all stopcocks
are open.
Filter blocked.
Remove and clean system filters.
Electrical supply.
Check wiring connections.
Check all switches are ‘on’.
Check correct fuse fitted.
Check circuit breaker is set.
Faulty reed switch/PCB.
Refer to circuit test as detailed in Fig. 20.
Integral auto resetting
thermotrip activated.
Allow to cool and investigate cause of problem before
restarting.
No hot water
(if applicable).
Air locked.
Vent hot water pump of air.
Water feed.
Check cold feed to hot water cylinder.
Check water level in cold water tank and that all stopcocks
are open.
Boiler is switched off.
Check boiler is switched ‘on’.
Check cylinder thermostat.
Check immersion heater.
Check cylinder contains hot water.
Faulty thermostatic mixer valve.
Consult makers instructions.
Pump starts when outlets are off.
Leak in system.
Check tap washers, ball valve washers, pipe joints.
Pump runs on when all terminal
outlets are closed.
Leak in system.
Check tap washers, w/c valve washers, pipe joints.
Reed clamp out of position.
Ensure reed clamp is fitted correctly in location groove
(Fig. 20).
Jammed flow switch.
Remove flow switch reed clamp whilst pump is running, if
pump stops proceed to isolate the pump electrically and
hydraulically and remove brass housing that contains float.
Check for free movement.
Faulty reed switch or P.C.B.
Remove flow switch reed clamp whilst pump is running.
If pump continues to run, this indicates a closed circuit in
either the flow switch reed or P.C.B. in the terminal box, these
should be checked electrically.
Reduced flow/performance.
Blocked inlet strainers.
Clean inlet strainers (see maintenance section).
Cont ...