16 | Troubleshooting US
6 720 647 088 (2011/09)
6.2 For the User
Symptom Cause What do do
Little or no water flows. The water supply is turned off. Turn on the main supply fully at the stop valve.
Cold water only -neon light
off.
The flow is not high enough to
activate.
Open the inlet service valve fully.
Cold water only -neon light
on.
The water flow rate is too high. Adjust the flow rate with hot water outlet
service valve.
The flow rate is correct. Adjust the temperature dial on the front of the
cover.
The inlet water temperature has
dropped.
Adjust the flow rate with hot water outlet
service valve.
Water flow rate too low, or
temperature too high.
The hot tap is not fully open Adjust the stop/ball valve so that water is at the
right temperature with the tap fully open.
Always turn the hot tap fully on.
Table 7
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