Saturday, 28 November 2020

Electric shower troubleshooting and fault finding (check list)


Electric shower troubleshooting and fault finding ( check list )



No water coming from my electric shower.

this could be :

Water is not turn on at tap or isolation valve or they could be faulty.
The electricity could be offer so check circuit breaker or fuse. 
The Solenoid could be faulty not allowing water to even enter the shower.
Flow control valve pressure switch or micro switches could be faulty.

Cold water coming from electric shower.

this could be :

This could be a faulty microswitch. 
This could be a flow control valve problem.
The heating element could be failing to get hot. 
Is there enough pressure and is it activating pressure switch and micro switch.

Too hot water coming from electric shower.

 this could be :

The sower head could need cleaning out 
Is there enough water flow 
Is there a filter fitted and is it clean 
Could be flow valve issue
Could be kinked or failing hose

Water leaking from electric shower body. ( do not turn on and isolate electricity)

this could be :

Damaged or faulty O-rings internally 
Pressure relief valve may have operated
Pressure switch diaphragm may have failed
leaking components due to damage



Shower will not turn off

this could be :

On off micro switch could be faulty
On/off switch selector mechanism faulty 
Faulty solenoid valve stick in on position 

Poor flow 

this could be :

Winter will reduce flow due to needing more time to heat 
shower head blocked 
heater element can blocked or needs cleaning 
shower hose kinked or failing 


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