Page 24ENGLISH Jandy ® Pro Series, JXi ™ Gas-Fired Pool & Spa Heater | Installation & Operation ManualSection 6. Electrical ConnectionsWiring connections must be made exactly as shown inthe wiring diagram found on the inside of the heater door.The NEC and CEC also require that the equipment and/or appliances associated with the pool water circulatingsystem, including, but not limited to, pump motors andheaters, be bonded together as part of the equipotentialbonding grid. Zodiac Pool Systems, Inc. provides aspecial labeled bonding lug on the manifold side of theheater to accommodate this requirement.All electrical connections and wiring must be done bya certified electrician only. Electrical wiring must alsobe in accordance with the latest edition of the NationalElectrical Code® (NEC ®), ANSI®/National Fire ProtectionAssociation® (NFPA®) 70, or in Canada, the CanadianElectrical Code (CSA® C22.1) unless local coderequirements indicate otherwise.The heater comes factory-wired for installation with 240Volt, 60 Hz AC field electrical supply. If the use of 120Volt, 60 Hz AC field electrical supply is required, Youmust first change the position of the voltage selectorboard on the power distribution board. See Section 6.3 fordetails500 REV A (note)inside front panelREV A: 2.5 x 2.75L1F1ACN1ACH1L2F2GRBKBLOWERMOTORBKRYBLWIGNITION CONTROLF1 F2 24VACFV+ FV-IGN120 L1 L2 IGNFS W GNDVALBKWBKBL RGY BK24 VACRYHOT SURFACEIGNITERWGYWTRANSFORMERWATERAquaLink RSTEMPGASVALVEUSERINTERFACE1BK O BL RHIPRESS/HILIMITWATERPRESSREMOTESPA POOL COMREVVALVE24VACPUMPCOMP/IGNFAN/LOUVERUNIVERSALCONTROLLERPOWER INTERFACEUNIVERSALCONTROLLERUSER INTERFACEPOWERINTERFACEBK O BL RAIR FLOWSWITCHGAS VALVEWATERTEMPSENSORBLWBKTO PUMP RELAYCONTACTS (IF USED)WFUSERYOOY/BKO BR YBR YRBLBKBKBKWBKBLBRYW WWVGYBKBKPSWY/BKC NONCY/BKCOIL/AIRTEMPJ3 CONNECTORFactory Wired 24VFactory Wired 120V/240VBK - BLACKBL - BLUEB/BK - BLUE WITH BLACK TRACEG/BK - GREEN WITH BLACK TRACEPK - PINKBR - BROWNG - GREENGY - GRAYO - ORANGER - REDV - VIOLETW - WHITEY - YELLOWY/BK - YELLOW WITH BLACK TRACE120 VACHEATERPOWERSUPPLYAlternate 120V Wiring*GRBKNEUTRALHOTVoltage Selector Card Must Be Rotated.LIMITSWITCH57˚C(135˚F)LIMITSWITCH66˚C(150˚F)WATERPRESSSWITCH,ED.H0416500 Rev Bx 2.75AccessoryLeadsOptionalVersaFlo™ Bypass AccessoryFLTEMPFOR AIRLOUVERSTARTER(IF USED)G/BKB/BKPKPKVENTTEMPERATURELIMIT240°C(464°F)BYPASSMOTOR BYPASSSWITCHWW(a)(b)(c)(d)(e)(f)(g)(h)(i)(j) (k) (l)Figure 12. JXi Connections/ Schematic Wiring DiagramWARNINGELECTRICAL SHOCK HAZARD. This heater contains wiring thatcarries high voltage. Contact with these wires may result in severeinjury or death.CAUTIONLabel all wires prior to disconnection when servicing controls. Wiringerrors can cause improper and dangerous operation.Verify proper operation after servicing.