5
t150z pumped thermostatic electric shower
FAULT FINDING
Important:
Switch off the electricity at the mains supply and remove the circuit fuse before
attempting any fault finding inside the unit.
Problem/Symptom Cause
Action/Cure
Shower inoperable, no
water flow.
Water too hot.
Water too cool or cold.
4
Water will not stop
flowing from unit
unless switched off at
isolating switch.
5
Pressure relief device
has operated (water
ejected from PRD
tube).
.
Interrupted power
supply.
.
Unit malfunction.
.
Thermal cut-out
operated.
.
Temperature control
set incorrectly.
.
Unit malfunction.
.
Temperature control
set incorrectly.
.
Maximum
temperature stop set
incorrectly.
.
Unit malfunction.
4.
Control ribbon cable
is not connected to
PCB.
5.
Blocked
showerhead.
5.
Twisted/blocked
flexible shower hose.
5.
Showerhead not
removed while
commissioning.
..
Blown fuse or circuit breaker. Check supply
Renew or reset fuse or circuit breaker. If it fails
again, consult a qualified electrician.
..
Power cut? Check other appliances and if
necessary, contact local Electricity Supply Co.
..
Have unit checked. Ring Customer Service.
..
The thermal cut-out safety device has operated.
Have the unit checked by a suitably qualified
service engineer or contact Customer Service.
..
Alter the temperature control.
..
Have the unit checked by a suitably qualified
service engineer or contact Customer Service.
..
Alter the temperature control.
..
Alter the Maximum temperature stop.
..
Have the unit checked by a suitably qualified
service engineer or contact Customer Service.
4..
Remove cover and connect ribbon cable.
5..
Clean sprayplate and then fit a new PRD.
5..
Check for free passage through hose. Replace
hose if necessary and then fit new PRD.
5..
Fit new PRD. Commission unit with showerhead
removed.
FAULT FINDING
Problem/Symptom
Cause
Action/Cure
Содержание t150z
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