Protherm Bear 20 KLZ Operation And Installation Manual Download Page 1

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Output range 17 – 44.5 kW

Continuous output modulation

Integrated 110 l hot water tank

Bear

v e r s i o n

xxxx_01 - v.3 2/2007

Operation and

Installation Guide

20, 30, 40, 50 KLZ

Protherm spol. s r.o.
Pplk. Pľjušťa 45
909 01 Skalica, Slovakia
Tel.: +421 34 6966 101
Fax: +421 34 6966 111

www.protherm.eu

Your service organisation:

Stationary cast iron boiler

Summary of Contents for Bear 20 KLZ

Page 1: ...ot water tank Bear EN ve r s i o n xxxx_01 v 3 2 2007 Operation and Installation Guide 20 30 40 50 KLZ Protherm spol s r o Pplk Pľjušťa 45 909 01 Skalica Slovakia Tel 421 34 6966 101 Fax 421 34 6966 111 www protherm eu Your service organisation Stationary cast iron boiler ...

Page 2: ...2 OPERATING INSTRUCTIONS Controls and signals 4 Selecting Read mode 5 Selecting Setup mode 5 Schematic diagram of boiler control 7 Error codes 8 Starting up and shutting down boiler 9 Boiler control 9 Protection functions 10 Service and maintenance 11 Warranty and warranty conditions 12 Technical specifications 13 Connection dimensions 15 Schematic diagram of boiler 16 INSTALLATION INSTRUCTIONS In...

Page 3: ...ing fuel gas to the place of installation or have this performed by a professional technician who shall install the boiler or put it into operation 9 Whenever you are not sufficiently certain of how to control the boiler seek out and study all the corresponding instructions in this Operation and Installation Guide carefully and proceed accordingly 10 Never remove or damage any markings and signs o...

Page 4: ...talogue of dual piping for discharge of combustion gases and inflow of combustion air designated for type C gas appliances i e in closed TURBO version In addition to the above mentioned documents it is necessary when using the boiler to proceed in accordance with this Operation and Installation Guide and the accompanying boiler manufacturer s documentation During use of the boiler any handling by ...

Page 5: ... time by an authorised service organisation Control panel On the boiler s control panel you can monitor current values and set the required parameters Fig 1 1 2 4 3 5 6 7 The control panel has the following control elements Fig 1 1 Timer switch sets attenuation of tank heating and attenuation of heating water 2 MODE button transition into setting mode 3 Display panel 4 button 5 Pressure gauge disp...

Page 6: ...water temperature After turning the boiler on by pressing the main switch the current temperature of the hot water will appear on the display Displaying hot water temperature After pressing the button the temperature of the heating water in the tank will appear on the display In this display the diode is lit in the upper left hand corner which indicates the value of the current hot water temperatu...

Page 7: ... mode is switched off The required output temperature of the heating water from the boiler has a value according to the outside temperature and the relevant set curve Fig 2 Parallel curve shift Press the MODE button until the parameter P appears on the display At the same time the diode in the upper left hand corner flashes Using the button set the required curve P1 P9 and subsequently confirm sel...

Page 8: ...7 Valid only for connection of outdoor sensor Fig 4 Schematic diagram of boiler control ...

Page 9: ...tself automatically after the water has cooled Sensor error F4 This signals a fault of the hot water sensor Heating of the hot water tank is blocked whilst the mode of heating into the system is not affected by this fault Outdoor sensor error F5 This signals a fault of the outdoor temperature sensor when equithermal boiler regulation is set The boiler continues unlimited in its activity but the he...

Page 10: ...zing water can be left in the boiler in the opposite case it is necessary to discharge the water from the boiler and from the system If the arrangement of the heating system enables this upon disassembly of the boiler discharge water only from the boiler and leave water in the system so as to avert danger of corrosion Starting up and shutting down boiler Boiler control Using the boiler without a r...

Page 11: ... functions Continuous output modulation This takes place on the basis of constant comparison of the actually attained values with the values requested set by the user this regulation is proportional i e in the case of a larger difference of compared values the boiler works with a higher output and vice versa Protection against freezing When the temperature of the heating water drops below 8 C the ...

Page 12: ...r disconnect if from the electrical power supply and call a service organisation If the heating system repeatedly loses pressure consult your service organisation Important All the mentioned electronic protection functions are enabled only when the boiler is connected to power supply the power cord plug is inserted into a power socket and the main switch is in the ON position I Service and mainten...

Page 13: ...nesium electrode is checked within six months of putting the boiler into operation Deterioration of the electrode depends on the composition and hardness of the water Longer time intervals for checking are stipulated by a professional service according to the degree of deterioration following the first check If 60 of the electrode has been used up and the time interval is to remain same the electr...

Page 14: ...rature range C 45 85 Water volume in boiler l 9 1 11 6 Expansion vessel l 10 Max pressure in expansion vessel bar 3 5 Hot water Max supply pressure bar 6 Adjustable temperature range C 40 70 Hot water tank capacity l 110 Hot water flow Di according to STN EN 625 l min 12 4 14 0 Electrical data Voltage V Hz 230 50 Input max W 130 Prot cover IP 40 Current A 0 5 Exhaust of combustion gases method int...

Page 15: ...perature range C 45 85 Water volume in boiler l 14 1 16 Expansion vessel l 10 Max pressure in expansion vessel bar 3 5 Hot water Max supply pressure bar 6 Adjustable temperature range C 40 70 Hot water tank capacity l 110 Hot water flow Di according to STN EN 625 l min 15 3 21 Electrical data Voltage V Hz 230 50 Input max W 130 Prot cover IP 40 Current A 0 5 Exhaust of combustion gases method into...

Page 16: ... 20 30 40 50 KLZ TYPE a b c e ød 20 KLZ 327 5 191 505 177 5 130 30 KLZ 285 106 505 220 130 40 KLZ 242 5 21 505 262 5 150 50 KLZ 285 21 590 305 180 Fig 5 A hot water input 3 4 B hot water circulation 3 4 C hot water output 3 4 D heating water input 1 E heating water output 1 F gas input 3 4 ...

Page 17: ...leeding valve 13 Heating water outlet 22 Gas valve with ignition automatic 5 Safety valve 14 Boiler body 23 Hinged frontal cover 6 Pump for HoW heating circuit 15 Heating water inlet 24 Set for installation on HoW inlet 7 Combustion exhaust safety valve 16 Hot water tank 25 Expansion vessel for HoW circuit 8 Pump for HeW circuit 17 Hot water outlet 9 Expansion vessel for HeW circuit 18 Connection ...

Page 18: ...rs Important The PROTHERM boilers must be put into operation only by authorised organisations according to Czech Bureau of Occupational Safety and Czech Safety Inspectorate Notice No 21 1979 in the wording of Public Notice No 554 1990 Coll The boiler must be put into operation and warranty and post warranty service must be performed by the manufacturer s contracted service organisation which meets...

Page 19: ...irect connection to the combustion gas collector The outlet of combustion gases from the superstructure is adapted for connection of single shell exhaust piping up to a length of 10 equivalent metres 1 equivalent metre 1 metre of even section or 1 90 joint Mounting the superstructure onto the boiler and putting into operation may be performed only by an authorised organisation according to Public ...

Page 20: ...sludge trap must be checked and cleaned regularly The requirements for utility water properties are defined in STN 83 0616 for drinking water STN 75 7111 If the water has a combined calcium and magnesium concentration greater than 1 8 mmol l it is useful to implement other non chemical measures against incrustation e g use of magnetic or electrostatic field The tank must not be exposed to the effe...

Page 21: ...ry includes Fig 8 1 The boiler 2 Operation and Installation Guide 3 Service Book 4 List of service centres 5 Warranty Certificate Special delivery On request the following selected accessories can be ordered 1 Outdoor sensor for equithermal control order no 4180 2 Ventilator superstructure PROTHERM POLO TURBO for thrust exhaust of combustion gases 3 PROTHERM room control unit for regulation of boi...

Page 22: ...ned operational states of the system i e of the boiler and heating system together the outlet from this is the section of the gas piping of the burner plate finished with 2 to 4 jets one on each burner pipe The burner is started by an electrical spark An automatic control device is used to start and maintain running which is connected directly with the combined gas armature manufactured by the sam...

Page 23: ... is equipped with an expansion vessel for the hot water tank with a volume of 4 litres Placing of boiler The boiler is fitted on a construction base i e a platform or pedestal The platform must have at least a regular load capacity and must not be slippery The surrounding area may be cleaned only in a dry manner e g by vacuuming If the platform is made of flammable material it is essential to furn...

Page 24: ... 6 bar it is necessary to use a reduction valve before inlet into the boiler Before the combined armature in the flow direction of the utility water it is desirable to install also a stopper which is not included in the boiler delivery The combined armature is always installed however water leakage from the safety valve in the armature may be resolved by installing an expansion tank for utility wa...

Page 25: ... given working point In this phase of setting the expansion vessel changes in pressure are imperceptible and it is necessary to proceed very carefully since the water is practically impossible to pressurise and even in the case of reduction of the pressure effect its volume will be practically unchanged So when throw takes place during relaxation of the pressure from the equalizing gas part and th...

Page 26: ... path in the boiler e g using a foam forming solution It is necessary to rectify any determined leakages and repeat the check At the end of preparing and starting the boiler check and if necessary adjust the output of the boiler with regard to the heating system by setting the gas pressure on the outlet of the gas armature and set this according to the requirements of the customer Setting gas pres...

Page 27: ...ural gas 130 mm of water column for propane After completing setting switch the boiler off remove the U manometer tube and slightly tighten the closing screw at the measurement point Screw the metal cover plug back on Put the boiler into operation and perform a tightness test of the measurement points on the gas armature First heating The first heating is a short sharp operation of the boiler afte...

Page 28: ...according to setting of timer switch Running pump The parameter t appears on the display and the diode flashes in the upper left hand corner In this mode the t parameter is set to the heating water temperature at which the heating water pump is started i e the pump is switched on when the temperature set using the t parameter is reached The required parameter is selected using the button and subse...

Page 29: ...e cable The recommended copper wire cross section is 0 5 to 1 5 sq mm The room control unit connection cables must not run concurrently with power wires or cables The terminal for connection of the room control units is equipped from the factory with a jumper and is located in the electrical box of the boiler Before connection of the room regulator it is necessary to remove the jumper on the termi...

Page 30: ...be removed 5 Re mounting of burner 6 Setting of prescribed gas pressure to designated boiler output see chapter Preparing and starting the boiler Together with setting the prescribed gas pressure for the designated boiler output the following are performed upon change from natural gas to propane setting of SOFT LITE to MAX fastest opening of gas valve upon change from propane to natural gas settin...

Page 31: ...portant In the case of reconstruction only original parts supplied by the manufacturer or person authorised by the manufacturer are used Reconstruction may be performed only by a qualified technician In changing the type of fuel it is essential to respect the requirements for construction of the screw connections on the gas piping inside the boiler i e to seal them with material appropriate for as...

Page 32: ...lack black red red grey grey blue brown Yellow green Yellow green Yellow green Yellow green Main switch Automatic ignition S4565 AM chimney 10V IP 44 Ignition electrode Ionising electrode Reset button Heating circuit pump Tank pump Timer switch for setting attenuation Heating water sensor Room control unit Outdoor sensor Hot water sensor Control board Chimney valve turbo superstructure Outdoor sen...

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Protherm Bear 20 KLZ, Operation And Installation Manual

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