Protherm Bear 40 KLZ User Manual

1PROTHERM 20 (30, 40) KLZInstructions for Use1. Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

10PROTHERM Instructions for Use 20 (30, 40) KLZThe boiler is put on the floor (or a special base plate). The floor must have at least usual load capac

11PROTHERM Instructions for Use 20 (30, 40) KLZIn order to really prevent water leaks from the safety valve, the “high-pressure” expansion vessel’s pr

12PROTHERM Instructions for Use 20 (30, 40) KLZ4. Description of Controls4.1 Description and Functions of ControlsThe controls and indicators are show

13PROTHERM Instructions for Use 20 (30, 40) KLZEmergency thermostat – if the HCW is over-heated, the emergency thermostat will shut down the boiler an

14PROTHERM Instructions for Use 20 (30, 40) KLZAll parameters of the boiler are set with the MODE and DOUBLE ARROW buttons and the display. When thebo

15PROTHERM Instructions for Use 20 (30, 40) KLZ5. Boiler Operation5.1 Boiler Preparation and StartThe preparation for and commencing of the boiler ope

16PROTHERM Instructions for Use 20 (30, 40) KLZ5.4 Breaks in Boiler OperationIf the operation of the boiler is to be stopped for a shorter period of t

17PROTHERM Instructions for Use 20 (30, 40) KLZ7. Safety of Life and Property7.1. Technical Requirements for Boilers – Product Compliance and Safety o

18PROTHERM Service Booklet 20 (30, 40) KLZThe following instructions are for specialised professionals only.Together with the “Instructions for Use” a

19PROTHERM Service Booklet 20 (30, 40) KLZtem with cold water, purge it, setting the pressure to the expected final value, as shown by the boiler pres

2PROTHERM 20 (30, 40) KLZDefinitionsThese Instructions indicate Warning, Caution and Comment to emphasise information or instructions we con-sider imp

20PROTHERM Service Booklet 20 (30, 40) KLZThe setting is changed by pushing the DOUBLE ARROW button, it is confirmed and stored in the memory bythe MO

21PROTHERM Service Booklet 20 (30, 40) KLZ5.2. First HeatingThe First Heating is a short-term operation of the boiler after its installation and final

22PROTHERM Service Booklet 20 (30, 40) KLZ6. Boiler Maintenance6.1. Professional MaintenanceThe professional preventive maintenance is described in th

23PROTHERM Service Booklet 20 (30, 40) KLZOnly original parts supplied by the manufacturer or a party authorised by the manufacturer maybe used for th

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25PROTHERM 20 (30, 40) KLZTechnical ParametersType Unit 20 KLZ 30 KLZ 40 KLZCategory II2H3PDesign B11BSIgnition el. sparkFuel / input pressure natural

26PROTHERM 20 (30, 40) KLZFig. 7 Electric Wiring Diagram of PROTHERM 20 (30, 40) KLZ

27PROTHERM 20 (30, 40) KLZEquithermal RegulationWhen starting the boiler and adjusting the heating modes, i.e., the parameters of the regulation (sele

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3PROTHERM 20 (30, 40) KLZDear Customer,You have become an owner of a cast-iron PROTHERM KLZ boiler, for natural gas or LPG. We believe it willserve yo

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PROTHERM s.r.o., 252 19 Chrášťany 188, Praha - západtel.: (02) 57 95 09 19; fax: (02) 57 95 09 17Instructions for Use and Installationof Cast-Iron Bo

4PROTHERM Instructions for Use 20 (30, 40) KLZTYPE a b ∅ d20 327,5 191 13030 285 106 13040 242,5 21 150Fig. 1 Basic and Connection DimensionsA – DHW i

5PROTHERM Instructions for Use 20 (30, 40) KLZ1. IntroductionCast-iron gas-combusting boilers for installation on the floor (especially in cellars of

6PROTHERM Instructions for Use 20 (30, 40) KLZ 1. – Control panel 2. – POLO-TURBO extension 3. – Chimney flange 4. – Automatic purging valve 5. –

7PROTHERM Instructions for Use 20 (30, 40) KLZOther important features of these boilers are:• Continuous regulation, based on ongoing comparison betwe

8PROTHERM Instructions for Use 20 (30, 40) KLZHydraulic construction is a system of pipes with two pumps, backward flap valves and safety elements, i.

9PROTHERM Instructions for Use 20 (30, 40) KLZUse of anti-freeze mixtures is not recommended, since they have properties unsuitable for the boiler ope