Fault Diagnosis - Mira Vision Owner's Installation Manual

Read the section "Important Safety Information" first.
As with most electronic equipment resetting the mixing valve by powering it down waiting a
few seconds then powering it up again can often cure any issues.
The Digital Mixer Valve is one part of an entire plumbing system. The fitting of a pump places
additional requirements and some systems may require plumbing modifications to allow them
to cope with higher flow rates.
Providing the Digital Mixer Valve has been correctly installed and is operated in accordance
with the instructions contained in this guide, difficulties should not arise.
If any maintenance is required then it must be carried out by a competent
Before replacing any parts make sure that the underlying cause of the malfunction has been
resolved.
Warning! There are no user serviceable components beneath the cover of the appliance.
Only a competent tradesperson should remove the cover.
Loss of/or poor radio communication (out of range symbol
on wireless controller
Symptoms
Various faults or problems can
be attributed to Loss of / or
poor radio communications
1184347-W2-G

FAULT DIAGNOSIS

Probable Cause
The wireless controller batteries
are flat or incorrectly fitted
Aerial loose inside digital mixer
box
Digital mixer sited too far from
the wireless controller
Radio signal being blocked
by building structure or other
fixtures and fittings. Steel tanks,
hot water cylinders, thick brick
walls etc.
External radio interference from
other radio sources.
Wireless controller lost
registration.
Digital Mixer valve box or
Wireless Controller failure
36
tradesperson.
maybe illuminated
Possible Remedy
Refer to "Replacing the
Batteries" in the Wireless
Controller User Guide
Correctly fit the aerial inside the
digital mixer box. (Isolate power
before removing the Digital
Mixing Valve lid)
Reposition the digital mixer
closer to the wireless controller
or vice versa, refer to "Position
and Signal Test"
Physical environment requires
altering, refer to "Important
Information Regarding Radio
Controlled Devices"
E n s u r e a l l o t h e r r a d i o
transmitting devices, including
mobile phones, are switched
off, refer to "Position and Signal
Test"
Re-register the wireless
controller, refer to "Re-
Registering".
Contact Kohler Mira Ltd.