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Zip Varipoint III Installation, Maintenance and User Instructions - November 2010
2 The Zip Varipoint is an unvented electric water heater and a competent
installer, familiar with unvented systems, should carry out all servicing and
maintenance.
3 Do not remove the cover whilst the unit is connected to the electrical
supply.
4 The over temperature cut-out is located beneath the housing cover.
5 Do not reset the over temperature cut-out until the cause of its operation
has been diagnosed and necessary repairs undertaken.
6 Do not use the water heater if it is suspected of being frozen. Switch off
the electrical supply if water ceases to flow and do not switch on again
until a competent person has has checked it is safe to do so.
7 The heater should be visually inspected regularly. This is particularly
important if the heater is located in a cupboard, roof space or any other
concealed location. If there is any sign of leaks or seepage the heater
should be isolated from the water supply and switch off until a competent
person has investigated the cause.
8 Do not block or restrict the discharge from any safety valve fitted.
9 Do not tamper with any safety valve fitted.
10 If water discharges from any safety valve, switch off the electrical supply
to the unit, isolate the water supply and contact a competent installer
familiar with unvented systems.
11 Please note that lime scale deposits form more readily at higher
temperatures.
12 The heater is not guaranteed against damage or failures caused by the
formation of lime scale.
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