5 Shower varies
from normal
temperature to cold
during use.
6 Pressure relief
device has operated
(water ejected from
PRD tube).
7. Shower fails to
shut off.
4.5 Safety cut-out
operated.
5.1 Water pressure has
dropped below
minimum required.
6.1 Blocked sprayhead.
6.2 Twisted/blocked
flexible shower hose.
6.3 Sprayhead not
removed while
commissioning.
7.1 Faulty microswitch.
7.2 Debris in the
solenoid.
4.5.1 The thermal safety cut-out device has
operated. Have the unit checked by a suitably
qualified service engineer or contact Customer
Service.
5.1.1 Wait until the water pressure resumes to
normal.
6.1.1 Clean or replace blocked sprayplate in
sprayhead and then fit new PRD.
6.2.1 Check for free passage through hose.
Replace the hose if necessary and fit new PRD.
6.3.1 Fit new PRD. Commission unit with
sprayhead removed.
7.1.1 Replace microswitch.
7.2.1 Replace solenoid valve.
FAULT FINDING
Problem/Symptom Cause Action/cure
In the unlikely event of unit failure other than detailed in the fault finding page,
please contact Customer Service for advice.
Note: Identify the cause of operation before fitting a new PRD unit. When fitting
a new PRD, follow the commissioning procedure.
It is advised all electrical maintenance/repairs to the shower
should be carried out by a suitably qualified person.
Samba
24
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