ZAZZERI 2000 1539 A00 Manual De Instalación Y Mantenimiento página 7

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1. General features – This type of mixer is designed for all types of installation, from accumulation systems 
(centralized systems, electric water heaters), to instant heaters (gas water heaters, wall boilers). 
2. Specifications for use
Minimum difference between cold and mixed water temperatures: 
3. Operating pressures
The operating pressure should be as balanced as possible in order to maintain the maximum efficiency.
If the inlet pressure is higher than 5 bar, it is necessary to install pressure reducers upline from the mixer.
If  there  is  a  big  difference  in  pressure  between  the  two  inlets,  the  mixed  water  temperature  should  be 
recalibrated.
4. Technical Information  – The temperature adjustment knob is preset at 38°C with auto-stop function at 43°C 
to  prevent  scalding.  The  mixer  has  two  G  3/4"  connections  (with  G  1/2"  eccentric  cams)  for  the  hot  and  cold   
water inlets. On the left-hand side of the mixer is a diverter which acts as a stop cock: in the central position it 
stops   t he water  supply, by turning it in a clockwise direction its supplies water to the upper outlet, by turning in 
an anticlockwise direction is supplies water to the lower outlet.
5. Recommendations for installers
• Two independent delivery pipes are required for the hot and cold water.
• The recommended pipe diameter is 22 mm for low pressure systems.
• If more than one mixer is installed, the minimum diameter required is 28 mm.
        Ensure that the flow is adequate in both delivery pipes.
BRASS CLEANING INSTRUCTIONS
The water contains limestone (in varying amounts), which may leave deposits on the surface of the products 
as a result of the water  evaporation. It's possible to prevent the formation of these deposits, keeping clean the 
products. It deals with drying them with a soft cloth (microfiber type or buckskin) immediately after the use. Do 
not use in any case abrasive cloths and caustic or aggressive substances (caustic or acidic). Do not use spray 
cleaners directly on the products but only on  the cloth used for the cleaning. Do not use detergents containing 
hydrochloric  acid,  formic  acid,  acetic  acid,  hydrofluoric  acid  because  these  acids  can  cause  damage,  even 
if  used  only  once.  Do  not  use  cleaners  containing  bleach  or  phosphoric  acid.  Avoid  to  use  detergent  mixing 
purposes.  Always  rinse  the  products  after  their  cleaning  with    run  water,  and  dry  with  a  soft  cloth.  Finishes
Chromium (CR): The chromed surfaces should be cleaned with a mild detergent (devoid of what was previously 
indicated) or with mild soap and water and devoid of abrasive. Finishes Gold and Nickel Phosphorus (LU-OL-
NF): Surfaces with gold coatings such as LU & OL or NF finish, must be cleaned with a special mild cleaning. 
Color or protected by a transparent coating finishes (BR-10-31-AS): The  colored  or  the  transparent 
protective coating surfaces, must be cleaned with a soft cloth and running water or with a very mild detergent 
(neutral and free of abrasives).
STAINLESS STEEL CLEANING INSTRUCTIONS
A soft cloth (microfiber type or buckskin) is ideal for the cleaning  of the steel parts. Do not use in any case, 
abrasive or corrosive (caustic or acidic), do not use detergents containing bleach (sodium hypochlorite), whose   
can damage the the surface. The abrasive powders leave scratches as well as common steel wool pads. The 
stainless  steel  surfaces  must  be  cleaned  with  a  neutral  detergent,  rinsing  and  drying  it  with  care,  the  glass 
cleaning chloride-free detergents are also recommended. Please note that the cleaning movements must always 
be in the brushing direction of the steel.
Do not use abrasive cloths and / or detergents containing abrasives or alcohol purposes.
GENERAL FEATURES AND TECHNICAL INFORMATION
– Inlet hot water temperature:
– Maximum 5 bar
  Minimum   0.5 bar
Maximum 85°C
Minimum 5°C
10°C
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