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Nortek REZNOR PHOTON 10, Installation, Commissioning And Servicing Manual

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Nortek REZNOR PHOTON 10 Installation, Commissioning And Servicing Manual Download Page 29

Reznor, Photon, Installation Manual,  EN 2021-04, D301310   Page No 29 of 52 

MS

Maintenance

Photon 10-20 component layout 

LED status 
light

Reset switch 
and burner 
lockout

Combustion fan

LC3 limit 
control bracket 
and reset

Modulating 
gas valve

Controls 
bracket

Axial fan

LC1 limit control 
mounting bracket

Gas connection

Burner on 
indicator

Burner

Venturi

Summary of Contents for REZNOR PHOTON 10

Page 1: ...roperty damage injury or death All work must be carried out by appropriately qualified persons The manufacturer does not take any responsibility in the event of non observance of the regulations conce...

Page 2: ......

Page 3: ...ce and Servicing MS Model 10 20 component layout 29 Model 25 70 component layout 30 Model 100 component layout 31 Model 120 component layout 32 Maintenance schedule 33 Heat exchanger maintenance 33 Re...

Page 4: ...tion s can lead to not only component damage but also to a hazardous situation being created where there is a risk of personal injury Warranty This equipment comes as standard with a manufacturers two...

Page 5: ...carefully read these instructions and follow the processes explained by the manufacturer These instructions are only valid for appliances designed to operate in Europe If the country code and gas cate...

Page 6: ...nce before shutting off the electrical supply Gas fired appliances are not designed for use in hazardous atmospheres containing flammable vapours or combustible dust in atmospheres containing chlorina...

Page 7: ...with the installation requirements of your unit Check if the local distribution conditions of electricity supply type of gas and pressure of the appliance are compatible with the data plate The appli...

Page 8: ...5877 7125 8681 10350 17552 Motor Speed rpm 1443 1436 934 1328 1320 925 1335 1384 1332 1206 Temperature Rise at Maximum Airflow K 23 22 26 23 28 27 27 24 28 20 Horizontal Throw m 10 16 26 27 26 32 32 3...

Page 9: ...Manual EN 2021 04 D301310 Iss 0 Page No 9 of 52 TD Dimension Diagrams Front View Photon 10 100 B A Front View Photon 120 A B A Plan View Photon 10 120 K L Side View Photon 10 70 C Side View Photon 10...

Page 10: ...Page No 10 of 52 Reznor Photon Installation Manual EN 2021 04 D301310 Iss 0 TD Rear View Photon 10 70 D E G J H F Rear View Photon 100 Rear View Photon 120 H F H F E G J E G J D D...

Page 11: ...5 385 385 492 583 616 760 895 Top Suspension Centres K mm 350 350 600 600 600 600 600 600 600 600 Top Suspension Centres L mm 413 413 623 623 623 623 623 623 623 623 Combustion air flue and gas connec...

Page 12: ...th extra units provided to discharge air in toward the centre of the area For optimum results heaters are best used in conjunction with recirculating air fans suspended at high level Contact the manuf...

Page 13: ...B forced draught heater where the combustion air is taken from the room space the heater is installed in and which requires only a flue pipe exhausting to outdoors Type B23 or B53 only All products of...

Page 14: ...er is installed Single wall seamless aluminium or stainless steel flue pipes are required All joints must be sealed to prevent the products of combustion from leaking into the building If the flue pas...

Page 15: ...ustible element of the building it must be enclosed by a sleeve of non combustible material and separated from the sleeve by a minimum of 25 mm air break The temperature of any combustible material ne...

Page 16: ...7 Mass Flow Rate Flue Gases High Fire G25 kg h 9 12 15 45 25 47 29 01 39 73 55 64 55 72 62 18 97 41 126 10 Mass Flow Rate Flue Gases High Fire G25 3 kg h 9 61 15 38 24 84 28 29 30 73 52 83 57 64 64 86...

Page 17: ...that is to be tested Cap or plug the supply line All sealing products must be resistant to the action of liquefied petroleum gas or any other chemical constituents of the gas being supplied Install a...

Page 18: ...als L and N remain live at all times even when the unit is switched off to ensure correct operation of the unit and to let the fan operate independent of the heating control Never incorporate controls...

Page 19: ...ngle thermostat or control panel unless a properly wired relay is fitted Follow the instructions supplied with such panels The location of the room thermostat or sensor is very important It should not...

Page 20: ...s Notes 1 Link wires MUST be fitted where shown solid 2 Terminals shown may not be in numerical order Unused terminals may not be shown at all 3 1 Phase supply cable 2 5mm minimum 4 Controls cables 0...

Page 21: ...Check that no combustibles are near to the unit Requirements are in the location and installation section of this manual Check vent system to be sure that it is installed according to the combustion...

Page 22: ...o adjust the throttle use a 4mm hex key on the screw located on the venturi Rotate counter clockwise to increase CO2 Rotate clockwise to decrease CO2 To adjust the offset use a T40 Torx key to remove...

Page 23: ...o the commissioning section for more details Commissioning checks Commissioning requires the use of a CO CO2 flue gas analyser with an inaccuracy 0 1 and two pressure gauges For measuring gas pressure...

Page 24: ...eeded to obtain nominal low fire CO2 0 1 CO2 Return heater to high fire 10V and recheck high fire CO2 value If necessary make any final adjustments to the throttle Disconnect pressure gauges and tight...

Page 25: ...fset Pressure G25 Pa 32 55 24 34 26 72 105 134 66 N A CO2 at High Fire Throttle G25 3 8 60 8 70 8 70 8 70 8 70 8 60 8 70 8 70 8 60 8 60 CO G25 3 ppm 50 ppm Throttle Turns from G20 1 0 out 1 0 out 1 5...

Page 26: ...mperature has been reached At this point the burner rate will adjust according to the heat demand from the thermostat When set point temperature is reached the burner will turn off and the appliance w...

Page 27: ...eset the thermostat To turn off the heater for a prolonged period turn the room thermostat to lowest setting and turn off the gas supply to the appliance Switch off electrical supply to the air heater...

Page 28: ...ior to activation of the ignition device Safety time The safety time is the delay between the gas valve being energised and the flame sensor checking for the presence of a flame This is a period of 4...

Page 29: ...aintenance Photon 10 20 component layout LED status light Reset switch and burner lockout Combustion fan LC3 limit control bracket and reset Modulating gas valve Controls bracket Axial fan LC1 limit c...

Page 30: ...4 D3013105 Iss 0 MS Photon 25 70 component layout Combustion fan LC1 and LC3 limit control bracket Modulating gas valve Controls bracket with LC3 reset Axial fan Gas connection Burner Venturi LED stat...

Page 31: ...No 31 of 52 MS Photon 100 component layout Combustion fan LC1 and LC3 limit control bracket Modulating gas valve Controls bracket with LC3 reset Axial fan x2 Gas connection LED status light Reset swi...

Page 32: ...Iss 0 MS Photon 120 component layout Combustion fan LC3 limit control bracket Modulating gas valve Controls bracket with 2 off LC3 reset Gas connection LED status light Reset switch and burner lockou...

Page 33: ...ocedures should be carried out at least once each year Clean all dirt lint and grease from the fan and motor Check the heat exchanger internally and externally for evidence of physical damage Check th...

Page 34: ...be first removed Photon 10 70 gas valve fixing screws Photon 100 remove combustion fan to reveal gas valve fixing screws Photon 100 gas valve fixing screws 3 off Fixing screws 6 off Fixing screws 4 o...

Page 35: ...crews models 10 70 and 6 screws models100 120 as per the photographs shown under gas valve replacement Photon 10 70 venturi Photon 100 venturi O ring Throttle Screw Fixing Screws Throttle Screw Photon...

Page 36: ...transferred across to the new fan 5 To remove unscrew the 8mm nuts 6 Attach new gasket to fan outlet flange all models and fit mounting plate models 10 70 only 7 Refit remaining items in reverse order...

Page 37: ...available from the appliance manufacturer 7 With the burner removed the integrity of the combustion chamber and tube insulation can be verified It is normal for small superficial cracks to be present...

Page 38: ...n the chamber insulation and tube inserts Up to three tube insert spacer gaskets may be needed per tube insert 15 Refit burner probes Check condition of probe bracket gasket and replace if necessary 1...

Page 39: ...ll need to be replaced Probe mounting bracket fittings x2 Withdraw probe mounting bracket from chamber Flame probe Length of probe 46 55mm overall 32 95mm to angle 13 79 mm angle to tip Tip deflection...

Page 40: ...ce one or both thermostats as needed Ensure sensor is pushed up to the return at the end of the bracket and secured in place with the retaining clips Replace clips if necessary Ensure thermostat is he...

Page 41: ...board 1 Disconnect all electrical connections 2 Pinch circuit board retention clips to release 3 Refit in reverse order 4 Follow start up and commissioning procedure Replacement of fan relay 1 Disconn...

Page 42: ...ts seams concentric adapters and the flue terminal cap Replace any defective or heavily corroded parts Fan motor and fan maintenance The fan motor is equipped with thermal overload protection of the a...

Page 43: ...5 Throttle positioning see commissioning data table 6 Correct program key fitted 7 Gas valve 8 Integrity of appliance ground connection 9 Probe leads connected integrity 10 Flame sensor probe clean 11...

Page 44: ...be corroded 3 Flame signal min 1 0 A 4 Flame sensor probe bent 5 LC1 safety thermostat temperature not exceeding 95 C 6 Air inlet flue pipe for obstructions 7 Integrity of chamber insulation YES YES Y...

Page 45: ...sket o ring 1031374 120 Combustion fan Kit 10 25 1037269 10 25 Combustion fan Kit 35 70 1037270 35 70 Combustion fan Kit 100 1037271 100 Combustion fan Kit 120 1037272 120 Burner face insulation burne...

Page 46: ...ial fan assembly 35 45 1030858 35 45 Axial fan assembly 55 01 27011 01 55 Axial fan assembly 65 1030860 65 Axial fan assembly 70 120 1030812 70 120 Axial fan assembly 100 1030859 100 Axial fan cable g...

Page 47: ...2 90 6 25 26 5 15 4 0 062 0 036 0 001 81 9 86 2 0 0 0 0 49 94 5 78 5 90 9 20 18 4 9 4 0 053 0 025 0 001 81 7 86 6 0 0 0 0 50 95 9 80 4 90 7 10 9 3 4 9 0 026 0 020 0 001 82 8 86 9 0 0 0 0 31 95 6 80 2...

Page 48: ...1 90 7 25 26 4 15 3 0 062 0 036 0 001 81 6 86 0 0 0 0 0 58 64 5 78 2 90 5 20 18 4 9 4 0 053 0 025 0 001 82 0 86 5 0 0 0 0 60 95 9 80 4 91 0 10 9 2 4 9 0 026 0 020 0 001 81 9 81 6 0 0 0 0 29 95 6 79 4...

Page 49: ...0 0 90 5 25 26 5 15 3 0 062 0 036 0 001 81 7 86 1 0 0 0 0 55 94 5 78 3 90 7 20 18 4 9 4 0 053 0 025 0 001 81 7 86 3 0 0 0 0 58 95 9 80 2 90 7 10 9 2 4 9 0 026 0 020 0 001 81 6 86 0 0 0 0 0 29 95 6 79...

Page 50: ...Notes...

Page 51: ...Notes...

Page 52: ...9707 reznorsales nortek com www reznor eu Nortek Global HVAC is a registered trademark of Nortek Global HVAC limited Because of the continuous product innovation Nortek Global HVAC reserves the right...

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