T300si electric shower
Fault finding
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
X-007-A
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.
Check if isolating valves are fully open.
Check for a blockage in inlet filter or in
pipework.
Have unit checked. Ring Customer
Service.
Increase flow rate via temperature
control.
Blocked showerhead — clean or replace
blocked sprayplate in showerhead.
Check if stop valves are fully open. Check
if blockage in inlet filter.
Readjust flow rate to give increased flow.
Select ‘economy’ power.
See
'Water too hot'
causes 2.1, 2.2 and
2.3 and their appropriate action/cures. If
it continues, contact Triton Customer
Service.
Reduce flow rate via temperature control.
Is water supply mains or tank fed ?
If tank fed, replumb to mains water
supply or see 4.2.4.
If mains fed, make sure that the mains
stopvalve is fully open and there are no
other restrictions in the supply while
shower is in use, or see 4.2.4.
Fit pump to give minimum pressure (see
rating label). Contact Customer Service
for advice.
Readjust flow rate to give reduced flow.
Select ‘high’ power.
Have unit checked by suitably qualified
electrician or contact Triton Customer
Service.
Wait until the water pressure resumes to
normal.
Isolate the electricity supply. Remove
remote pack cover and place purge pin
on one pin only.
Wait until the water pressure resumes to
normal (low pressure indicator
extinguishes).
Check if stop taps are fully open. Check if
blockage in supply pipe.
Clean or replace blocked sprayplate in
showerhead and then fit new PRD.
Check for free passage through hose.
Replace the hose if necessary and fit new
PRD.
Fit new PRD. Commission unit with
showerhead removed.
Fit pressure reducing valve to inlet and
then fit new PRD.
1.1.1
1.1.2
1.2.1
1.3.1
2.1.1
2.1.2
2.2.1
2.3.1
2.3.2
3.1.1
4.1.1
4.2.1
4.2.2
4.2.3
4.2.4
4.3.1
4.3.2
4.4.1
5.1.1
6.1.1
6.2.1
6.2.2
7.1.1
7.2.1
7.3.1
7.4.1
Interrupted
power supply.
No mains water
supply to
shower.
Unit
malfunction.
Not enough
water flowing
through the
shower.
Blockage in
supply.
Increase in
ambient water
temperature.
Heater cycling
on outlet
thermal cut-out.
Too much flow.
Water pressure
below minimum
required (see
rating label).
Reduction in
ambient water
temperature.
Electrical
malfunction or
safety cut-out
operated.
Water pressure
has dropped
below minimum
required.
Purge pin not
placed correctly.
Low water
pressure.
Blocked
showerhead.
Twisted/blocked
flexible shower
hose.
Showerhead not
removed while
commissioning.
Water pressure
above specified
maximum for
unit (see rating
label).
1.1
1.2
1.3
2.1
2.2
2.3
3.1
4.1
4.2
4.3
4.4
5.1
6.1
6.2
7.1
7.2
7.3
7.4
Shower
inoperable, no
water flow.
Water too hot.
Water temperature
cycling hot/cool at
intervals.
Water too cool or
cold.
Shower varies from
normal
temperature to
cold during use.
Cold indicator
light on and low
pressure indicator
light flashing.
Pressure relief
device has
operated (water
ejected from PRD
tube).
1
2
3
4
5
6
7
Summary of Contents for T300si
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