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7.
Firmly reattach the flexible connector (B9) to the boiler
vent (A7). Wear suitable gloves to ensure your safety
(Fig. 6.1).
8.
Switch on the boiler at the front control panel.
9.
Dispense the entire contents of the boiler using the
HotFob, before immediately switching off the boiler at
the front control panel (see "using the product" for more
details).
10. Drain the remaining water from the tank (see "draining"
for more details).
11. Close the drain (A12) (Fig. 6.2).
12. Switch on the boiler at the front control panel.
13. Allow the boiler to fully fill and heat to back to a
maximum temperature of 80°C this process will take a
minimum of 20 minutes, again it is normal for an odour
to be present during this time.
14. Repeat steps 10-12 draining the boiler entirely.
15. Disconnect and stow the drain pipe (A14) & connector
(A13) securely replace the drain cover (A11) and screw
(A10) (Fig. 6.2).
16. If required, adjust the temperature to your previous
preference.
Should any taste or odour persist in normal use
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after flushing the unit twice, repeat the flushing
procedure as described in steps 9 to 13 until it
subsides.
The boiler descaling agent has been formulated and
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tested specifically for your appliance, no alternative
descaling agents should be used, it may damage
you appliance and invalidate your warranty. For
AGA Rangemaster descaler sales please contact the
service number on the top of the boiler.
Each time the drain valve is used, you should always
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carefully check that after use the drain valve is
fully closed, and not dripping, any leak from the
drain may cause damage to the equipment or
surroundings. Take care not to move the drain valve
lever (A12) when stowing the adaptor (A13) and
drain hose (A14) (Fig. 6.3).
In the event that the boiler is heavily scaled and
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following the above steps did not remove all the
scale, repeat the complete descaling procedure. If
further descaling does not clear any descale warning
on the boiler, please contact the service agent using
the labelled contact details on top of the boiler.
If the boiler was not perfectly level when it was
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installed, a small amount of water will remain in the
tank. In this instance it may be necessary to loosen
screw (A4 OR A5) and tilt the boiler slightly to drain
any trapped remnants. Once completed, remember
to replace the fixing bracket safety screw .
Due to our policy of continual improvement, we reserve the right to change specifications without prior notice.
11
Fig. 6.2
Fig. 6.3
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