4. WARRANTY
The following conditions form the guarantee agreement between A.O. Smith Water Products Company (the warrantor) and the owner of the water heater.
4.1Guarantee in general
If within one year of the original installation date of the water heater any part or component other than the tank shall prove upon examination by the warrantor or authorised agent to be defective in material or workmanship, the warrantor will exchange such part or component.
4.2Guarantee of the tank
If within 3 years of the original installation date, the tank fails due to rust or corrosion from the water side, the warrantor will supply a complete new water heater of equivalent size and duty (excluding delivery and installation charges). On the replace- ment water heater a guarantee will be granted sufficient to cover the ubexpired portion of the original 3 years guarantee of the originally installed wa- ter heater.
4.3Conditions for installation and use
The guarantee applies to the heater only while it remains in its original location, and is installed in accordance with local plumbing and building regulations and all relevant Codes of Practice.
The water heater should alse have been used only:
a)for potable water free to circulate at all times and with the tank free of damaging scale deposits;
b)at temperatures not exceeding the maximum setting of its thermostat and ECO (Energy Cut Off device);
c ) At water pressures and/or energy inputs which do not exceed those stated on the rating plate of the wa- ter heater;
d)in a non corrosive atmosphere or area;
e)with an approved temperature and pressure relief valve of adequate capacity not exceeding the working pressure rating shown on the water
heater, and installed in conformity with A.O. SMITH Water Products Companies installation instructions;
f ) when anode(s) have been inspected and renewed, if they are worn or erroded by 50% or more at any point of their length.
4.4Exclusions
The guarantee will be null and void:
a)if the water heater has been damaged by an external cause;
b)in case of misuse, neglect (including frost damage) or incorrect use of the water heater;
c ) in case of unauthorised alteration, modification or repair;
d)in case of ingress into the water heater of chemicals, pollutants or contaminants;
e)if the hardness of the incoming wa- ter is, or has been, softened below
60 ppm CaCO3;
f ) if the water heater is effected by corrosive vapours such as those found in hairdressers, dry cleaners and laundries or where some industrial degreasing products are used and stored (for further information and advise please con- tact the A.O. SMITH technical Depart- ment).
4.5Range of guarantee
All replacement water heaters supplied under the terms of this warranty will be supplied ex stock on a F.O.B basis.
A.O. SMITH accepts no responsability for carriage, labour or other installation costs.
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