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18. TROUBLESHOOTING CHECKLIST FOR THE INSTALLER
IMPORTANT: The following check list is provided for the benefit of the qualified installer.
WARNING: SWITCH OFF THE ELECTRICITy AT THE ISOLATOR BEFORE REMOVING THE FRONT COVER TO
MAKE CHECKS.
Q. Shower switches off too quickly.
A. Shower timed operation has been set too low.
See changing the shower programmes on page 14.
Q. Poor temperature control.
A. Check the inlet and outlet thermisters to see if
they are in circuit.
Check for blockage in the inlet filter (see page 21).
Q. Water too cold.
A. Check the circuit through the thermal cut out.
Check circuit through all 3 elements.
NOTE: Test to be done using a low voltage
resistance meter whilst the power is switched OFF
at the isolating switch.
Check working voltage.
Q. Poor or no control over water flow.
A. Replace the water flow valve head works.
Q. No water when start / stop button is pressed.
A. Check the water supply isolating valves are fully
open.
Check circuit through the solenoid coil.
Check the ribbon connection between the back
plate and front cover.
Q. Pressure relief valve operated.
A. Check for cause of high pressure such as
blocked shower hose or shower handset. Replace
pressure relief valve disc. (Note: this is not covered
under the product guarantee.)
Q. Temperature output is limited.
A. The maximum outlet temperature is limited to
47 ºC – digit 9 under normal operating conditions.
This is for additional safety.
Customer Care department
Telephone: 0845 505 2211 Fax: 0845 850 0757
9.00 am - 5.00 pm Monday to Friday
Summary of Contents for Thermo Response QI
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