14 | SmithsEP.co.uk | Issue 001 - November 2018
Commissioning -
see page 10
Fault finding
Fault
Checking/Solution
Fan does not run/no heat output
Check the power supply is switched ON
Check fuse in fused spur
Check the fan switch is set to ON
Check the battery in the controller and replace if necessary
Check the wireless controller thermostat is calling for heat
Check the thermostat and controller is paired to the heater
Fan does not run/no heat output on central heating mode
(SS5 Dual only)
1. If possible check that both of the copper pipes on the side of the
unit are hot
2. Ensure the flexible connections are not kinked
3. Balance the central heating system if installed on the same circuit
as panel radiators and increase the circulating pump speed if required
4. Increase the boiler water temperature
5. Check the service valves are open
6. Bleed air from the appliance
If the overheat protection has activated, manual reset as follows:
1. Switch the power supply OFF at the fused spur
2. Wait 5 minutes for the overheat cut-out switch to reset
3. Switch the power supply on
Wireless Controller Self Diagnostic
The controller is equipped with a self diagnostic software that will check functionality of all main
components. If there is a fault with any part of the controller or controller is operating outside of the
temperature limits, the display will show ‘Err’ on the display. If this happens, controller will not function in
order to protect itself and the heaters.
In the event of any difficulty, please contact us on +44 (0) 1245 324560.
