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Factory set for Natural Gas.
Can be Converted to Propane
with parts provided.
WARNING: If the information in these instructions are not followed exactly, a fire or
explosion may result causing property damage, personal injury or death.
- Do not store or use gasoline or other flammable vapours and liquids in the vicinity
of this or any other appliance.
- WHAT TO DO IF YOU SMELL GAS
• Do not try to light any appliance.
• Do not touch any electrical switch; do not use any phone in your building.
• Immediately call your gas supplier from a neighbour's phone. Follow the gas
supplier's instructions.
- Installation and service must be performed by a Corgi registered installer. A page is
included on the inside back page of this booklet for recording commissioning and
service details.
Operating, Installation and
Servicing Instructions for
Condensing
Pool & Spa Heaters
Serial No:
Genie
GB, IE, CH, ES, PT,
SI, SK & TR
0RGHOV:
MB35S
MB50S
M2709

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Summary of Contents for Certikin Genie MB35S

  • Page 1 Genie Operating, Installation and Servicing Instructions for 0RGHOV: MB35S MB50S Condensing Pool & Spa Heaters GB, IE, CH, ES, PT, SI, SK & TR M2709...
  • Page 2: Technical Data

    TECHNICAL DATA GENERAL SPECIFICATIONS WATER CONTENT MB35S / MB50S  /LWUHV  JDOORQV  /LWUHV  JDOORQV WEIGHT (net) MB35S / MB50S  NJ  OEV NJ  OEV DIMENSIONS, OVERALL  PP ZLGH  PP GHHS  PP KLJK...
  • Page 3: Table Of Contents

    Contents Section Page List of Figures Page TECHNICAL DATA Inside cover Fig 1.0 Terminal Positions User Instructions Fig 2.0 Hydraulic Resistance Graph  Fig 3.0 Outdoor Terminal Fixing INTRODUCTION Fig 3.1 Service Access & Heater Location Pipe Connections Gas Supply Conversion Fig 3.2 Wall Terminal Dimensions...
  • Page 4: User Instructions

    Genie USER'S OPERATING INSTRUCTIONS FOR YOUR SAFETY - READ BEFORE OPERATING WARNING: IF YOU DO NOT FOLLOW THESE INSTRUCTIONS EXACTLY, A FIRE OR EXPLOSION MAY RESULT, CAUSING PROPERTY DAMAGE, PERSONAL INJURY OR LOSS OF LIFE. This appliance is equipped with an ignition device * Do not use this appliance if any part which automatically lights the burner.
  • Page 5 Pool Demand CAUTION LED - Green Elevated water temperature can be hazardous, and Off - There is no Pool Heating demand, pool heating the U.S. Consumer Product Safety Commission is off. recommends the following guidelines: On - There is Pool Heating Demand and the Pool is not up to temperature.
  • Page 6 Health and Safety document No 635, “Electricity at INTRODUCTION Work Regulations”. Detailed recommendations are contained in the following British Standard Codes of Practice. These Instructions cover a range of indirect, floor mounted, gas fired, condensing pool heaters which Codes of Practice. are room sealed and fan assisted.
  • Page 7: Fig. 1.0

    FDQQRW EH WRXFKHG E\ D SHUVRQ XVLQJ WKH EDWK RU Terminal Position Minimum VKRZHU :KHUH LQVWDOODWLRQ ZLOO EH LQ DQ XQXVXDO ORFDWLRQ WKHQ %HORZ ZLQGRZ RU YHQW 300 mm VSHFLDO SURFHGXUHV PD\ EH QHFHVVDU\ DQG %6 %HORZ JXWWHU RU SLSHV 75 mm JLYHV GHWDLOHG JXLGDQFH RQ WKLV DVSHFW %HORZ HDYHV...
  • Page 8: Condensate Drain

    Genie Resistance Fig. 2.0 Condensate Drain Winterisation See Fig. 7.0, and 7.1 7XUQ RII WKH 0DLQV HOHFWULFW\ DQG *DV 6XSSO\ $V VXSSOLHG WKH +HDWHU LQFOXGHV RQH OLWUH RI 6HQWLQHO $ PP FRQGHQVDWH WUDS LV SURYLGHG RQ WKH +HDWHU ; ,QKLELWRU$QWLIUHH]H WKLV LV VXIILFLHQW WR SURWHFW DQG LV VDWLVIDFWRU\ ZKHQ FRQQHFWHG WR 6RDNDZD\V WKH +HDWHU GRZQ WR ƒ& ,W LV UHFRPPHQGHG WKDW *XOOLHV 5DLQZDWHU 3LSHZRUN DQG ,QWHUQDO 'UDLQDJH...
  • Page 9: Wall Terminal

    INSTALLATION OF HEATER Space Required for Installation and Service. /HIW 5LJKW RU $ERYH  PP  LQ ,Q )URQW  PP  LQ Suggested procedure: 6LWH WR VXLW WKH SRRO WHUPLQDO SOXPH DQG FRQGHQVDWH GUDLQ OLPLWDWLRQV 7KH 7HUPLQDO SRVLWLRQ VKRXOG IROORZ %6  DQG EH DW OHDVW PP DZD\ IURP DQ\ RSHQLQJ RU REVWDFOH 1.
  • Page 10: Heater Dimensions

    Heater Dimensions Pipe Connections & Locations For Serial Nos below 099201 Fig. 3.1 Service Access & Left, Right or Above PP Dimensions In Front PP 0RGHO Genie 35 PP PP PP Genie 50 PP PP PP Connections 0XOWL +HDWHU &RQQHFWLRQ (OHFWULF ([WHUQDO &RQWURO &&3 *DV 6XSSO\  PP &RSSHU...
  • Page 11 Heater Dimensions Pipe Connections & Locations For Serial Nos 099201 onward Fig. 3.1 Service Access & Left, Right or Above PP Dimensions In Front PP 0RGHO Genie 35 PP PP PP Genie 50 PP PP PP Connections 0XOWL +HDWHU &RQQHFWLRQ (OHFWULF ([WHUQDO &RQWURO &&3 *DV 6XSSO\  PP &RSSHU...
  • Page 12 Outdoor Flue Terminal Outdoor Terminal (MBOT) Dimensions Clamp Assembly Screw Fig. 3.3 Vertical Roof Terminal Dimensions )ODW 5RRI 3LWFKHG 5RRI ,QVWDOODWLRQ ,QVWDOODWLRQ Use Seldeck Flashing System for all Roof Installations Vertical Roof Terminal (MBVT) 1 metre Horizontal/ Vertical Extension Pipe (MBHVE) 45 degree bends (MB45DB)
  • Page 13: Flue Examples

    Flue Examples Extended Horizontal Extended Vertical Outdoor Terminal Wall Terminal Roof Terminal 0%27 0%'% 0%+9( 0%+7 QRW VKRZQ 0%97 0%+9( 72 2))6(7 86( 0%'% 72 2))6(7 86( 0%'% Fig.4.3 Horizontal Wall Terminal 0%'% 0%+7 QRW VKRZQ Fig.4.1 Fig.4.2 Fig.4.0 Flue Kit Part Codes 'HWHUPLQH WKH W\SH RI )OXH V\VWHP \RX UHTXLUH DQG FKRRVH IURP WKH OLVW RI NLWV DYDLODEOH EHORZ Type of Flue System...
  • Page 14 Flue Kit Part Codes (cont.) 7KH 0D[LPXP )OXH (TXLYDOHQW /HQJWK )(/ SHUPLWWHG LV  PHWUHV KRUL]RQWDO RU YHUWLFDO 7KH )OXH .LWV DYDLO DEOH EHORZ OLVW WKH )(/ IRU HDFK FRPSRQHQW $GG XS DOO WKH )(/¶V XVHG LQ \RXU GHVLJQ DQG FKHFN WKDW WKLV GRHV QRW H[FHHG  PHWUHV (see page 6) Kit Code Description...
  • Page 15: Roof Terminal

     (QVXUH WKH UHTXLUHG VHUYLFH FOHDUDQFH LV SRRO WKHQ LW LV UHFRPPHQGHG WKDW D IORZ VZLWFK LV DYDLODEOH LQVWDOOHG DQG LQWHUORFNHG ZLWK WKH +HDWHU VXSSO\ 7KH +HDWHU PXVW EH ORFDWHG VR WKDW DQ\ ZDWHU OHDNV  )LW WKH  GHJUHH HOERZ WR WKH KHDWHU DQG ZLOO QRW GDPDJH WKH VWUXFWXUH RI DGMDFHQW DUHD 7KHUH PHDVXUH IURP LWV RXWOHW IDFH WR WKH ZDOO LV QR UHTXLUHPHQW IRU KHDW VKXQW FRQQHFWLRQV WR WKH...
  • Page 16: Gas Connection

    Conversion to LPG 7KH +HDWHU FDQ EH FRQYHUWHG RQ VLWH 1* WR 3UR 7KURWWOH SDQH RU 3URSDQH WR %XWDQH $GMXVWPHQW :LWK WKH *DV DQG (OHFWULFDO VXSSO\ RII XQGR WKH WKUHH VFUHZV WKDW KROG WKH 9HQWXUL WR WKH *DV 9DOYH See Fig.6.0 $OORZ WKH *DV YDOYH WR GURS DQG JHQWO\ KDQJ RQ LWV FDEOHV )LW WKH &RQYHUVLRQ 2ULILFH LQWR WKH 5XEEHU...
  • Page 17: Condensate Connection  Fig

    Condensate Connection Electrical Connections 7KH GLUHFWLRQ RI WKH SODVWLF FRQGHQVDWH GUDLQ SLSH WARNING: The appliance MUST be earthed. FRQQHFWLRQ FDQ EH DOWHUHG IURP WKH IDFWRU\ SRVLWLRQ $OO ZLULQJ IRU WKH +HDWHU DQG V\VWHP FRQWUROV 0867 RQ WKH OHIW WR WKH ULJKW FRQIRUP WR ,(( :LULQJ 5HJXODWLRQV DQG ZRUN 5HPRYH WKH EODQNLQJ SODWH IURP WKH ULJKW KDQG „...
  • Page 18 Example Condensate Disposal Methods Note: Do not reduce the pipe size below the 40mm provided. Soakaway 200mm Land Drain Filled with Lime Stack Attachment chippings 400mm Insulate against deep freezing Strap-On Boss 1:20 Fall ( 2.5 Degrees ) Soil Pipe or Fig.7.0 Drain Condensate Syphon (75 mm)
  • Page 19: Commissioning

    Commissioning /3* PRGHOV UHTXLUH WR EH PRGLILHG DV GHVFULEHG RQ SDJH  General ,W LV UHFRPPHQGHG WKDW WKH FRQGHQVDWH WUDS LV IXOO RI IMPORTANT The heater primary contains Sentinel ZDWHU EHIRUH ILULQJ X500 inhibitor/anti-freeze. The minimum water ,I WKH +HDWHU IDLOV WR OLJKW WKH JDV LW ZLOO VKXWGRZQ should be released during filling to maintain its DQG WU\ DJDLQ ,W ZLOO UHSHDW WKLV D WRWDO RI  WLPHV DQG concentration.
  • Page 20 3UHVVXUH *DXJH Fig. 9.0 7HPSHUDWXUH 3RRO 7HPSHUDWXUH /RFN5HVHW 2Q  2II 'LVSOD\ &RQWURO .QRE %XWWRQ 6ZLWFK User Setup Mode Setting Factory Setting Alternative Display Indicator Display units ° F = Fahrenheit ° C = Centigrade ° F or ° C Maximum temperature 32 °C (90 °F) 41 °C ( 106 °F)
  • Page 21: Installation Instructions

    Installation Instructions Multiple Heater Kit 'LVFRQQHFW WKH +HDWHU IURP WKH 0DLQV WKHQ „ Overview UHPRYH WKH 7RS 3DQHO DQG WKH (OHFWULFDO &KDVVLV ,W LV SRVVLEOH WR FRQQHFW WRJHWKHU VHYHUDO +HDWHUV &RYHU DQG E\ GRLQJ VR REWDLQ D ODUJHU RXWSXW ZLWK DQ 5HPRYH 3RRO 7KHUPRVWDW &RQWURO .QRE „...
  • Page 22 7XUQ RQ WKH 0DLQV WKHQ VZLWFK RQ DOO WKH ,I D 6ODYH KDV )ORZ IDXOW ZKLFK LWV 3UHVVXUH „ „ +HDWHUV $IWHU D VKRUW VHOIWHVW WKH 0DVWHU VKRXOG 6ZLWFK GHWHFWV WKH EXUQHU ZLOO VWRS LPPHGLDWHO\ VKRZ WKH DFWXDO WHPSHUDWXUH DQG WKH 6ODYHV DQG WKH )LOWHU /(' ZLOO OLJKW ,W ZLOO QR ORQJHU EH WKUHH GDVKHV ³´ ,I D 6ODYH FRQWLQXHV WR VKRZ DYDLODEOH WR WKH JURXS ,W ZLOO WKHQ FKHFN HYHU\ ...
  • Page 23: Wall Mounting Kit

    Wall Mounting Kit Overview The Genie 35 and 50 models can be wall hung using the Wall Mounting Kit. Kit Part Code: MBWMK35/50 Instructions Select a suitable wall and position to mount the „ Heater. (Note the Heater weighs 53kg.) Screw the Top Wall Mounting Bracket level to the „...
  • Page 24: Fig. 10.5

    723 +$1'/( %5$&.(7 0 6&5(:6 6833/,('  3/& 6 /2&$7,1* 678'6  3/& 6 723 :$// 02817,1* %5$&.(7 5(029( '(02817$%/( 322/ ),77,1*6 )25 %(77(5 '5,// $&&(66 Fig. 10.5 *2/' 6&5(:6 6833/,('  3/& 6 %27720 :$// 02817,1* %5$.(7 &RQGHQVLQJ 3RRO +HDWHU ...
  • Page 25 Schematic Wiring 02'8/$7,21 YH ; ; )$1 YH ; +, /,0,7 ; )$1 YH ; 5(6(7 YH ; 02'8/$7,21 YH ; < ,*1,7,21 &21752/ ; )$1 3:0 ; +, /,0,7 ; 5(6(7 YH ; )$1 7$&+2 ; ; ; ; ; ; *\%N...
  • Page 26: Fault Finding

    Up to serial no 096621 FAULT FINDING WARNING %()25( &200(1&,1* 25 &203/(7,1*$1< (/(&75,&$/ :25. 217+( $33/,$1&( ,7 ,6 5(&200(1'(' 7+$7 7+( %$6,& 6$)(7< &+(&.6 )25 ($5 7+ &217,18,7< 6+257 &,5&8,7 32/$5,7< $1' 5(6,67$1&( 72 ($57+ $5( 0$'( $// :25. &$55,(' 287 6+28/' )2//2: *8,'(/,1(6 /$,' '2:1 %<...
  • Page 27 From serial no 096622 FAULT FINDING Safety Controls & Lockouts WARNING %()25( &200(1&,1* 25 &20 7KH 3RRO 7KHUPRVWDW &RQWURO LQGLFDWHV WKH DFWXDO DQG 3/(7,1* $1< (/(&75,&$/ :25. 21 7+( $3 VHW WHPSHUDWXUH RI WKH SRRO DQG DOVR GLVSOD\V DOO WKH 3/,$1&( ,7 ,6 5(&200(1'(' 7+$7 7+( %$ ORFNRXWV 7KH QH[W S DJHV GHWDLO WKH IDXOW FRQGLWLRQV 6,&...
  • Page 28 Fault Codes LED2 LED1 YELLOW GREEN Condensing Pool Heater 20/10/10...
  • Page 29 Fault Codes LED2 LED1 YELLOW GREEN &RQGHQVLQJ 3RRO +HDWHU ...
  • Page 30: Servicing

    SERVICING Health and Safety Statement : This Heater contains no asbestos. Routine Service To ensure continued efficient operation of the appliance it is recommended that it is checked and serviced at regular intervals. The frequency of servicing will depend upon the par- ticular installation and usage but in general every 2000 hours of operation should be the maximum.
  • Page 31: Water Pressure Switch

    +HDW ([FKDQJHU &RPEXVWLRQ 7HPSHUDWXUH 8QFOLS WKH VHQVRU IURP WKH FRQQHFWLRQ „ „ 6HQVRU 7UDQVIHU WKH SXVK RQ HOHFWULFDO FRQQHFWRUV WR WKH „ )OXH 7KHUPRVWDW UHSODFHPHQW DQG FOLS EDFN RQ „ ,JQLWLRQ &RQWURO „ *DV 9DOYH Heat Exchanger Pool Sensor „ )DQ „...
  • Page 32 Remove the Offset tube from the Gas Valve and Release the flexible hose connection to the „ „ unscrew the Offset Connector and transfer to the Vessel and remove it. new Gas Valve. Replacement is the reverse. „ NB Coil resistances, 2.8k and 1.6k ohms. „...
  • Page 33: Spares

    Spares Item Mfg’ Part Number Supplier Part No Primary Heat Exchanger (Genie35) M2136 SPMBG001 Primary Heat Exchanger (Genie 50) M2139 SPMBG002 Secondary Heat Exchanger M2745 SPMBG053 Propane Orifice (Genie 35) M2150 SPMBG014 Propane Orifice (Genie 50) M2151 SPMBG015 M2138 SPMBG003 Gas Valve M2140 SPMBG004...
  • Page 34: Heater Components

    Heater Components Combustion Flue Adapter Flue Thermostat Sample Point Fig.14.1 Condensate Pressure Heat Exchanger Switch Combustion Temp Sensor Air Vent Spark & Sense Heat Electrode Exchanger Fig.14.2 Fixing Nuts Venturi Pump Fan Electrical Connectors Air Tube Condensate Syphon Fig.14.3 Venturi Throttle Offset Tube...
  • Page 35 7KLV SDJH KDV EHHQ LQWHQWLRQDOO\ OHIW EODQN &RQGHQVLQJ 3RRO +HDWHU ...
  • Page 36 7KLV SDJH KDV EHHQ LQWHQWLRQDOO\ OHIW EODQN &RQGHQVLQJ 3RRO +HDWHU ...
  • Page 37 INSTALLATION & SERVICE HISTORY Tick appropriate: 0RGHO *HQLH  *HQLH  &RPPLVVLRQLQJ ,QVWDOOHU &RUJL 1R 'DWH :RUNLQJ SUHVVXUH PEDU &2 &2 ,QVWUXFWHG 8VHU LQ RSHUDWLRQ" <HV1R 6HUYLFH +LVWRU\ 'DWH &OHDQHG " 3UHVVXUH &2 &2 'DWH &OHDQHG " 3UHVVXUH &2 &2 'DWH &OHDQHG "...
  • Page 38 6WDWLRQ /DQH ,QGXVWULDO (VWDWH :LWQH\ 2[RQ Tel. 01993 778855 Fax. 01993 703407 ...

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