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Safety
I
nfor
m
ation 5
DANGER
HOT
BURN
To prevent burns:
Ɣ
Use the lowest operating te
m
perature
setting necessary to provide
co
m
fortably hot water.
Ɣ
I
f your household has children or
elderly or disabled residents, consider
using a lower te
m
perature setting.
Ɣ
Read all the instructions in this
m
anual carefully before changing the
te
m
perature setting.
Ɣ
Feel the water before using it on
children, the elderly, or the disabled.
DANGER
This boiler’s water te
m
perature is set to
49°C at the factory for your safety and
co
m
fort.
I
ncreasing the te
m
perature
increases the risk of accidental scalding.
Water te
m
peratures at or above 52°C
can cause instant scalding or severe
burns. Before you decide to change the
te
m
perature setting, read the following
charts carefully.
Water
Temperature
Time in which a young child can suffer a
full thickness (3rd degree) burn
70°C
Less than 1 second
60°C
1 second
55°C
10 seconds
49°C
10
m
inutes
37°C
Very low scald risk
CAUTION
Ɣ
Do not turn on the boiler unless
the water and gas supplies are fully
opened.
Doing so
m
ay da
m
age the boiler.
Ɣ
Do not turn on the water if the cold
water supply shut-off valve is closed.
Doing so
m
ay da
m
age the boiler.
Ɣ
Do not use this boiler for anything
other than its intended purpose, as
described in this manual.
Ɣ
Do not remove the front cover unless
the power to the boiler is turned off
or disconnected.
Failure to do so
m
ay result in electric
shock.
Ɣ
When servicing the controls, label all
wires prior to disconnecting them.
Failure to do so
m
ay result in wiring
errors, which can lead to i
m
proper or
dangerous operation. Verify proper
operation after servicing.
Ɣ
Do not use unapproved replacement
or accessory parts.
Doing so
m
ay result in i
m
proper or
dangerous operation and will void the
m
anufacturer’s warranty.
Ɣ
Do not place anything in or around
the flue terminals, such as a clothes
line, that could obstruct the air flow
in or out of the boiler.
Ɣ
This boiler has been approved for
use the UK and Ireland only.
Using the boiler in any other country
will void the
m
anufacturer’s warranty.
Summary of Contents for NCB-24LDWE
Page 65: ...Appendices 65 12 4 Ladder Diagram 3 15A...
Page 69: ...Memo...
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