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4. Description of the product
4.1 General description
These heaters are of the closed outlet type (unvented
pressure system) and are suitable for connection to
normal cold water mains supply up to a maximum of
0.7MPa (7.0 bar) for 7 & 9 kW
4.2 Operation principle
The product is used to provide the user with hot
water at point of use.
By turning on the tap water flows through the
product which then switches the element on to heat
the water.
4.3 Main components
Fixing holes (3 nos.)
Temperature
Limiter 1
(one shot
Over temp
Cut-out)
Cable grip
Drain plug
7kW / 9kW
Differential pressure
Switch assembly
Mains connector block
Water container
Assembly
Temperature limiter 2
(over temp cut-out)
Neon
Figure 2 – Internal view
Summary of Contents for Multipoint Instantaneous
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