Bosch WR11 series Скачать руководство пользователя страница 1

6 720 607 529 ZA (05.02) JS

WR11..G...

WR14..G...

WR18..G...

With electronic ignition and triple safety system

consisting of ionisation detector, flue gas monitor

and heat exchanger temperature sensor.

Safety instructions:

If you smell gas:
- Do not operate any electrical switches.
- Do not telephone from inside the danger area.
- Turn off the gas cock.
- Open windows and ventilate room.
- From outside, call the gas company and your approved

installer.

Do not use or store easily combustible materials in the vicinity
of the appliance.

Gas Instantaneous Water Heater

Installation and Operating Instructions

Installation and servicing of the appliance may only be

carried out by an approved technician.

The appliance should be regularly serviced in order to ensure
that it remains in perfect and safe working order.

If there is a risk of freezing, the appliance must be switched
off and drained. If the appliance has not been drained during
a cold spell, when it is switched on again check that it
produces hot water. If problems occur, contact your installer.

Содержание WR11 series

Страница 1: ...ved installer Do not use or store easily combustible materials in the vicinity of the appliance Gas Instantaneous Water Heater Installation and Operating Instructions Installation and servicing of the appliance may only be carried out by an approved technician The appliance should be regularly serviced in order to ensure that it remains in perfect and safe working order If there is a risk of freez...

Страница 2: ... ignition and appliance monitoring Semi permanent pilot flame functions only during the time between opening of the water valve and activation of the main burner Heat exchanger has no tin lead lining Automatic water valve made of glass fibre reinforced polyamide 100 recyclable Automatic control of water flow maintains constant flow rate even with fluctuating supply pressure Proportional adjustment...

Страница 3: ...pipe 23 Igniter unit 24 LED burner status 25 On Off switch 26 LED failure indicator 27 Servo valve 28 Output control 29 Gas valve 30 Gas valve for pilot burner 31 Pilot burner injector 32 Gas pipe for pilot burner 33 Temperature limiter 34 Flue gas safety device 1 Outer case 2 Hole for fixing to wall 3 Observation window 4 Temperature control 5 LED failure indicator 6 On Off switch 7 LED indicator...

Страница 4: ... 23905 23905 23905 Output modulation range Btu h 23905 65570 23905 80595 23905 104165 Rated max heat input Qn Btu h 74450 92210 117825 Rated min heat input Qmin Btu h 27660 27660 27660 Supply pressure Natural gas mbar kPa 20 2 0 20 2 0 20 2 0 LPG butane propane mbar kPa 28 2 8 28 2 8 28 2 8 Consumption Natural gas G20 m 3 h 2 3 2 9 3 7 LPG butane propane G30 kg h 1 7 2 2 2 75 Number of injectors 1...

Страница 5: ...es and hooks supplied so that it is vertical Never allow the appliance to rest against water or gas pipes 2 4 Water connection It is advisable to drain the appliance before installing it as any dirt or grit inside it could reduce the water flow rate and in extreme cases could completely clog up the appliance Mark hot water and cold water pipes so as to prevent confusion Connect pipe to automatic w...

Страница 6: ...d by an approved engineer A complete overhaul should be carried out after two years The overhaul should involve thoroughly cleaning the heat exchanger burner pilot burner and automatic water valve filter It is forbidden to start up the appliance without the water filter fitted in If necessary the inside of the heat exchanger and the connecting pipes should be descaled The descaling is done only to...

Страница 7: ...hot water temperature Water not hot enough no flame Gas supply dynamic pressure too low Check gas cylinder governor and replace if incompatible or damaged Check whether gas cylinder butane is freezing when appliance is in operation and re site in warmer location if necessary Flame goes out while appliance is in operation Temperature limiter has tripped Wait 10 minutes then restart appliance If pro...

Страница 8: ...adjustment Starting up Low water temperature Lower output High water temperature Higher output Green LED off Main burner off Green LED on Main burner on Red light flashing check water pressure Turning control anti clockwise increases water flow rate and reduces water temperature Turning control clockwise reduces water flow rate and increases water temperature ...

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