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2. Installer Fault Diagnosis
Read Section 2, "Important Safety Information" first.
WARNING! Isolate the electrical and water supply before removing the cover.
WARNING! Mains connections are exposed when the cover is removed.
WARNING! Refer to wiring diagram before making any electrical connections.
WARNING! Ensure all electrical connections are tight to prevent overheating.
WARNING! Ensure all plumbing connections are watertight.
Providing the Mira Advance ATL 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 tradesperson
for whom the fault diagnosis chart, wiring diagram and maintenance instructions are
provided. Before replacing any parts ensure that the underlying cause of the malfunction
has been resolved.
When following these instructions, it is sometimes necessary to examine the Mira
Advance ATL with the electrical supply turned on, as well as the water supply. It is
therefore essential that the appropriate safe working practices are followed in
accordance with the current Health And Safety Legislation.
Using a device for measuring continuity (DVM, AVO Voltmeter), follow through the
following tests.
Key
A = "FLOW" or "STOP" indicator -
"
= light illuminated (right-hand side of button)
B = "LOW PRESSURE" indicator -
"
= light illuminated (right-hand side) for 3 seconds
C = "SERVICE" indicator -
"
= light illuminated (left-hand side)
Note! Where more than one tick is indicated, any or all of the lights can be illuminated.
A
Cause
Remedy
C
B
Malfunction
Mira Advance
ATL appears
dead.
Supply fuse failed, MCB
or RCD tripped.
Rectify fault and
replace fuse or reset.
Poor internal wire
connections.
Check integrity of
internal wiring. Check
multi connector plug
(wire 78) is pushed
fully home.
Summary of Contents for Advance ATL
Page 48: ...48 SpareParts ...
Page 55: ...55 Notes ...
