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GE GN75ENSRSA manual

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Table of contents for the manual

  • Page 1

    1 49-50230-1 03-08 JR Installation Outdoor Tankless W ater Heat er Instructions Models GN75ENSRSA , GN94ENSRSA , GP94ENSRSA Questions? Call 888-HO T W TER (888.468.9837) or Visit our website at ge.com B E F O R E B E G I N N IN G I N S T A L LA TI O N Read these instructions completely and carefully. • IMP OR T ANT — Save these instructions for[...]

  • Page 2

    Installation Instructions 2 SAFE TY PRECAUTIONS (cont .) W ARNING: Gasoline, as well as other flammable materials and liquids (adhesives, solvents, paint thinners, etc.) and the vapors they produce, ar e extremely dangerous. DO NO T handle, use or store gasoline or other flammable or combustible materials anywhere near or in the vicinity of a water[...]

  • Page 3

    3 Installation Instructions T O OL S YO U WI LL N EE D • Pipe Wrenches (2) • Gloves • Adjustable Pliers • Safety Glasses • Screwdriv ers (2) • Wire Cutters M A TE RI AL S YO U WI LL N EE D T O SU PP L Y • Soap Solution • 3/4 ″ Pipe Fittings • Pipe Compound Required: • 5/8 ″ ID P V C Flexible – Unions Tubing – Ball V alve[...]

  • Page 4

    DIMENSIONS GN75/GN94/GP94ENSRSA DIM. DESCRIPTION IN. (MM) A Width 14 (355.6) B Depth 9 13 ⁄ 16 (249.5) C Height – Unit 22 7 ⁄ 8 (582) D Height – with brackets 25 3 ⁄ 8 (646.4) E Hot Water Outlet – from wall 3 13 ⁄ 16 (96) F Hot Water Outlet – from center 4 5 ⁄ 16 (110) G Cold Water Inlet – from wall 3 (75) H Cold Water Inlet –[...]

  • Page 5

    5 Installation Instructions FL UE TERMINAL CLE ARANCES U .S . INST ALLA TIONS CLE ARANCES PER REF DESCRIPTION ANSI Z21.10.3 A Clearance above grade, veranda, por ch, deck or snowline 36 inches (91 cm) B Clearance to window or door that may be opened 12 inches (30 cm) C Clearance to permanently closed window * D Vertical clearance to ventilated soff[...]

  • Page 6

    6 Installation Instructions FL UE TERMINAL CLE ARANCES (ANSI Z21.10.3 • CSA 4.3) F IX ED CLOSED O PERABLE FIXED CLOSED O PERABLE B B B A J B I M C F B B E D L G A H K VENT TERMINAL A IR SUPPLY INLET AREA W HERE T ERMINAL IS NOT P ERMITTED ADDITIONAL CLE ARANCES – VENT TERMINAL Local codes supersede these clearances. • Avoid termination locati[...]

  • Page 7

    Installation Instructions 7 PL ANNING FOR PL UMBING (shown with optional pipe cover) The center of the pipes can be placed anywhere within the shaded area. The center of the pipes is recommended to be pr otruding only within 6 ″ of the mounting wall. Other specific installations may be different . Be sure that the minimum elev ation of the bottom[...]

  • Page 8

    Installation Instructions 8 M OU N T IN G T H E W A T ER H EA TE R ( co n t .) I dentify the installation location and confirm that the installation will meet all requir ed clearances. Use mounting template to locate screw or anchor locations. Securely attach the w ater heater to the wall using the brackets located at the top and bottom of the wate[...]

  • Page 9

    M OU N T IN G T H E W A T ER H EA TE R ( co n t .) ON MASONRY OR CEMENT W ALL: Mount 4 wall anchors (not supplied) suitable to carry 200 lbs minimum tensile load each. Level the unit during installation. IMP OR T ANT: Anchors suitable for masonry or concrete ar e to be supplied by the installer . Installation Instructions 9[...]

  • Page 10

    GAS PIPING ( co n t .) PIPE SIZING PROCEDURE The gas supply to the home must be capable of handling the entire gas load of the home, calculated by adding the BTU rating of each gas appliance in the home. State and local codes must be met , as well as utility requir ements, to ensure gas supply to the unit is adequate to meet the rated demand. Use t[...]

  • Page 11

    Installation Instructions 11 CONNECTING THE W A TER HE A TER T O THE GAS SUPPL Y 2 Connect the gas supply to the system following state and local plumbing codes. Use the supplied ball valve at the inlet to the system. Make sur e the gas supply line to the water heater fits in the diagram shown on page 7. This is essential if a pipe cover accessory [...]

  • Page 12

    12 Installation Instructions WA TER PIPING GENERAL INSTRUCTIONS • The water supply should be shut off while connecting the water heater . Make sure the water inlet and outlet lines to the water heater fit in the diagram shown on page 7. A manual water control v alve must be placed in the water inlet connection to the water heater befor e it is co[...]

  • Page 13

    13 Installation Instructions CONNECTING THE W A TER HE A TER T O THE W A TER SUPPL Y Water connections to the tankless water heater should follow all state and local plumbing codes. If this is a standard installation, r efer to the diagram on the following page under RECOMMENDED PIPING FOR BASIC INST ALLA TION. If freeze pr otection valves ar e bei[...]

  • Page 14

    14 Installation Instructions RECOMMENDED PIPING FOR BASIC INST ALL A TION This is not an engineered drawing; it is intended only as a guide and not as a replacement for professionally engineer ed project drawings. This drawing is not intended to describe a complete system; it is up to the contractor/engineer to determine the necessary components fo[...]

  • Page 15

    FREEZE PROTECTION FOR EX TERNAL PIPING IMP OR T ANT! With electrical power supplied to the water heater , it will not freeze in environments as cold as -30°F , when protected fr om direct wind exposure. In the event of a power failure at temperat ures below freezing, the w ater heater should be drained of all water to pre vent freezing damage. The[...]

  • Page 16

    Installation Instructions ELECTRICAL CONNECTION INFORMA TION W ARNING – To r educe the risk of fire, electrical shock and personal injury: The water heater must be electrically gr ounded in accordance with local codes and or dinances or , in the absence of local codes, in accordance with the NA TIONAL ELECTRICAL CODE, ANSI/NFP A NO. 70, or the CA[...]

  • Page 17

    CASCADING MUL TIPLE W A TER HE A TERS The Dual Connect Cable Kit (AG TDC1) is an optional accessory that connects 2 water heaters and allows them to function as one hot water sour ce. The Multi Connect Kit (AG TC K1) and the Multi Connect Cable Kit (AG TMC1) are optional accessories that connect 3 to 5 water heaters and allow them to function as on[...]

  • Page 18

    REMO TE CONTROLLER INST ALL A TION LOCA TION • The controller should be out of reach of small children. • Avoid locations where the controller may become hot (near the oven or radiant heater). • Avoid locations in direct sunlight . The digital display may be difficult to read in dir ect sunlight . • Avoid locations where the r emote control[...]

  • Page 19

    R EM O T E C ON T R O L LE R I N ST A LL A T I O N (c o nt . ) MOUNTING THE CONTROLLER (cont .) T h r ea d th e ca bl e th ro ug h th e ac ce ss h ol e at t he b as e o f t h e u n i t a nd c on ne ct t he w ir e s to t he c on tr ol le r t e r m i na ls o n th e bo tt om r ig ht - h a n d s id e of t he P CB . S e c u r e th e co nt ro ll er c ab [...]

  • Page 20

    20 Installation Instructions TECHNICAL DA T A PRESSURE DROP CURVE OUTLET FLOW DA T A GN 75 GN 94/ GP9 4 GN 75 GN 94/ GP9 4[...]

  • Page 21

    L ADDER DIA GRAM 21 Installation Instructions[...]

  • Page 22

    22 Notes[...]

  • Page 23

    23 Notes[...]

  • Page 24

    24 Notes[...]