Related Manuals for Hermann Format Slim HE 25 T
Summary of Contents for Hermann Format Slim HE 25 T
- Page 1 Condensing wall mounted boiler FORMAT SLIM HE 25 T InstallatIon and maIntenanCe manual Cod. 6318191 - 07/2014...
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Page 3: Table Of Contents
92/42/eC and "low Voltage" directive 2.13 electrical connections 2006/95/eC, the manufacturer HeRmann, DECLaRES THaT 2.13.1 External sensor the boiler models Format Slim HE 25 T comply with the euro- 2.13.2 Chrono-thermostat or Air Thermostat pean directives. 2.13.3 EXAMPLE of use of the command/control device on some types of heating systems 2.14 Refilling or emptying... - Page 4 – In order to ensure optimal appliance operations outside of a building. recommends that maintenance and HERMaNN – do not block or reduce the size of the ventilation checks are carried out ONCE a yEaR . openings of the room where the appliance is in- stalled, if present.
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Page 5: Description Of The Appliance
Format Slim HE 25 T are last generation condensing wall the Format Slim HE 25 T boilers can be identified by means of: mounted boilers which HERMaNN has produced for heating this is located on the outside of the packa-... -
Page 6: Structure
Structure Heat exchanger bleed point system relief valve Heat exchanger Boiler drain Combustion chamber door system pump oversleeve Water pressure transducer Flame viewing window automatic bleed valve Ignition/detection electrode air-gas mixer Heat safety thermostat expansion vessel delivery sensor air inlet pipe Ventilator air-smoke chamber Condensate siphon... -
Page 7: Technical Features
Technical features DESCRipTiON Format Slim HE 25 T CERTiFiCaTiONS Country of intended installation It – es – Pt – GR – sI Fuel G20 - G31 piN number (CE) 1312CP5936 Category II2H3P Type B23P - B53P - C13 - C33 - C43 - C53 - C63 - C83 Class NO 5 (<... -
Page 8: Main Water Circuit
Main water circuit Sensors the sensors installed have the following characteristics: – dual sensor (thermal safety/output) ntC R25°C; 10kΩ β25°-85°C: 3435 – domestic hot water sensor ntC R25°C; 10kΩ β25°-85°C: 3435 – external sensor ntC R25°C; 10kΩ β25°-85°C: 3435 Correspondence of Temperature Detected/Resistance examples of reading: tR=75°C →... -
Page 9: Circulation Pump
Circulation pump 1.10 Control panel the flow-head performance curve available for the heating system is shown in the graph below. RESiDUaL HEaD (mbar) 1000 1200 FLOw (l/h) Fig. 4 the flow-head performance curve available for the remote hot water tank coil is shown in the graph below. RESiDUaL HEaD (mbar) Fig. - Page 10 pressing any one of these buttons for more than 30 sec- onds generates a fault on the display without preventing boil- er operation.the warning disappears when normal conditions are restored. DiSpLay . this symbol appears when the boiler is “SUMMER” operating in "summer"...
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Page 11: Wiring Diagram
1.11 wiring diagram BLACK BLUE BROWN BLACK 4 3 2 1 BLACK BROWN BLUE 4 5 6 BROWN BLUE CN12 CN13 CN15 CN14 CN11 CD. 6324920 line Hot water tank sensor neutral safety thermostat Fuse (3.15at) thermal fuse Ignition transformer smoke probe system pump diverter valve... -
Page 12: Installation
Receiving the product Description Format Slim HE 25 T W (mm) appliances are delivered in a single unit Format Slim HE 25 T d (mm) protected by cardboard packaging. H (mm) Weight (kg) 27,5 Handling once the packaging has been removed, the appliance is to be handled manually, tilting it slightly, lifting it and applying pres- sure in the points indicated in the figure. -
Page 13: New Installation Or Installation Of A Replacement Appliance
When Format Slim HE 25 T boilers are installed on old systems or systems requiring updating, it is recommended the install- Format Slim HE 25 T boilers leave the factory with a paper tem- er checks that: plate for installation onto a solid wall. -
Page 14: Plumbing Connections
M Mb G Rb R boilers leave the factory prearranged for Format Slim HE 25 T gas G20 (methane) and can also work with G31 (propane) with- out the need for any type of mechanical conversion. simply select parameter ”03” (see “parameter setting and display") and set the type of gas to be used. -
Page 15: Smoke Outlet And Combustion Air Inlet
Smoke outlet and combustion air inlet Format Slim HE 25 T boilers must be equipped with appropriate smoke flue ducts and combustion air inlet ducts. these ducts are considered an integral part of the boiler and are provided by HERMaNN as an accessory kit, to be ordered separately from the ap- pliance on the basis of the type permitted and the system requirements. -
Page 16: Separate Ducts (Ø 60Mm And Ø 80Mm)
Load loss (mm H2O) arately from the boiler and when connected to the other ac- Description Code cessories, from those listed in the table below, completes the Format Slim HE 25 T smoke-outlet/ combustion air inlet assembly. inlet Outlet air/smoke split pipe... -
Page 17: Electrical Connections
90° inlet curve. CaUTiON the maintenance interventions described must onlY be carried out the professionally qualified per- example: calculation of the load loss of a Format Slim HE 25 T sonnel. boiler (ducts Ø 80 mm). Load loss (mm H2O) accessories Ø... -
Page 18: 2.13.1 External Sensor
CaUTiON – remove the screws (3) securing the control panel (4) – move the panel (4) upwards (a) but keeping it in the side It is compulsory: guides (5) to the end of travel – to use an omnipolar cut-off switch, disconnect –... -
Page 19: 2.13.2 Chrono-Thermostat Or Air Thermostat
2.13.2 Chrono-thermostat or air Thermostat ONE DiRECT zONE system , external sensor and air thermo- stat or, alternatively, remote control. the electrical connection of the chrono-thermostat or air thermostat has already been described. When fitting the com- ponent in the room where the readings are to be taken, follow the instructions provided on the packaging of the product it- self. -
Page 20: Refilling Or Emptying
Fig. 27 Fig. 29 2.14.1 REFiLL operations the Format Slim HE 25 T boilers are not equipped with a filling to completely remove all air from the system, it is recom- valve which must be prearranged on the system return. -
Page 21: Commissioning
COMMiSSiONiNg preliminary operations Before commissioning the appliance, check that: – the type of gas is correct for the appliance – the gas isolation valves for the heating system and the wa- ter system are open – the system pressure as shown on the pressure gauge when the system is cold , is between 1 and 1.2 bar –... -
Page 22: Parameter Setting And Display
When all the parameter modifications have been made, exit parameter setting and display the parameter menu by pressing and holding down the but- to go into the parameter menu: tons until the initial screen is dis- at the same time –... -
Page 23: Fault / Malfunction Codes
Unit of Type Description Range meas- Step Default urement DOMESTiC HOT waTER - HEaTiNg Boiler antifreeze threshold 0 .. +10 °C -9 .. +5 external sensor antifreeze threshold °C -- = disabled Heating Curve Incline 0 .. 80 minimum Heating temperature adjustment 20 .. -
Page 24: Display Of Operating Data And Counters
TabLE OF iNFORMaTiON DiSpLayED Display of operating data and counters Unit of once the boiler is operating a qualified technician can view the Type Description Range meas- Step operating data and the counters as follows:> urement – from the operating screen in the mode enabled at that mo- sW version ment (WInteR or summeR... -
Page 25: Checks
Checks 3.7.1 Chimney sweep function the chimney sweep function is used by the qualified main- tenance technician to check the mains gas pressure, detect the combustion parameters and to measure the combustion efficiency required by legislation in force. this function lasts 15 minutes and is activated by proceeding as follows: –... -
Page 26: Gas Conversion
– press the button to exit the "Chimney sweep Proce- models can work with G20 (methane) or Format Slim HE 25 T dure”. the boiler water delivery temperature will appear on G31 (propane) without the need for any mechanical conver- the display sion. -
Page 27: Maintenance
MaiNTENaNCE adjustments Cleaning the inside of the appliance For the appliance to operate correctly and efficiently it is rec- 4.3.1 Removing components ommended that the user calls upon the services of a Pro- fessionally Qualified technician to carry out aNNUaL mainte- to access the internal parts of the boiler: nance. -
Page 28: Cleaning The Burner And The Combustion Chamber
CaUTiON – loosen the clips (6) and extract the air inlet pipe (7) – unscrew the swivel joint (8) work carefully when removing the assembly (13) to pre- – extract the connectors (9) from the fan and disconnect the vent any damage occurring to the internal insulation of electrode cable (10) the combustion chamber and the door seal. -
Page 29: Possible Faults And Solutions
to enter "parameter setting and display"refer to the indica- Type Fault Solution tions provided in the specific section. - Check the detection once the parameters in the table have been set, you must car- electrode ry out the entire phase of "Commissioning" described in the Flame loss more than 6 - Check the gas supply specific section. - Page 30 User manUal safety warnings and regUlations for the "safety warnings and regUlations" please refer to the information provided in the relevant section of the "in- stallation and maintenanCe manUal". symbols table of Contents Commissioning danger Preliminary checks To indicate actions which, if not carried out correctly, Ignition can result in injury of a general nature or may dam- Adjusting the heating temperature...
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Page 31: Preliminary Checks
Commissioning Preliminary checks Commissioning of the format slim He 25 t boiler must be car- ried out by professionally qualified Personnel after which the boiler can operate automatically. It may however be necessary for the User to start the appliance autonomously without in- volving a technician: for example, after a holiday. -
Page 32: Temporary Shutdown
– set the main system switch to "OFF" fault / malfunction codes – close the gas valve. If a fault/malfunction is detected during boiler operation, the message “all” will appear on the display followed by the fault code (eg. “06” - no flame detected). If the message also appears, press and hold the button... - Page 33 maintenanCe disPosal adjustments disposal of the equipment (european directive 2002/96/Ce For the appliance to operate correctly and efficiently it is rec- Once it reaches the end of its operating life, the equipment ommended that the User calls upon the services of a Pro- MUST BE RECYCLED in line with current legislatio.
- Page 36 Hermann tepelná technika s.r.o. dubenec 212, 544 55 dubenec tel.: 499 694 999 e-mail.: info@hermann.cz HERMANN reserves the right to make changes at any time without prior notice in order to improve its products without compromising the essential characteristics.
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