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GE GN75DNSRSA manual

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Table of contents for the manual

  • Page 1

    1 49-50229-1 03-08 JR Installation I n d o o r D i r e c t V e n t T a n k l e s s W a t e r H e a t e r Instructions Models GN75DNSRSA , GN94DNSRSA , GP94DNSRSA Questions? Call 888.HO T W TER (888.468.9837) or Visit our website at ge.com B EF OR E B EG IN NI NG I N ST A LLA T IO N Read these instructions completely and carefully. • IMP ORT ANT ?[...]

  • Page 2

    Installation Instructions 2 SAFE T Y PRECAUTIONS (cont .) W ARNING: Do not use substitute materials. Use only par ts certified with the appliance. • This appliance must be installed, inspected and leak tested by a state- or city-qualified licensed contractor . It is the r esponsibility of the person having the water heater installed to ensur e th[...]

  • Page 3

    3 Installation Instructions T OO LS Y OU W IL L N E ED • Pipe Wrenches (2) • Gloves • Adjustable Pliers • Safety Glasses • Screwdriv ers (2) • Wire Cutters M A T ER IA LS Y OU W IL L NE E D T O SU PP L Y • Soap Solution • Pipe Fittings Required: • Pipe Compound – Unions • Approved V enting – Ball Valves • 5/8 ″ ID P VC F[...]

  • Page 4

    4 Installation Instructions DIMENSIONS *This is the minimum dimension from the w all. The wall bracket is adjustable to allow an additional 1.57 inches (40 mm). GN75/GN94/GP94DNSRSA DIM. DESCRIPTION IN. (MM) A Width 14 (355.6) B Depth 9 5 ⁄ 8 (244.5)* C Height – Unit 22 7 ⁄ 8 (582) D Height – with brackets 25 1 ⁄ 2 (647.7) E Hot Water Out[...]

  • Page 5

    5 Installation Instructions PL ANNING FOR VENTING INT AKE/E XHAUST GUIDELINES Refer to the specific instructions on your vent product for additional installation r equirements. • This water heater is a dir ect vent water heater and therefor e is cer tified and listed with the vent system. Y ou must use vent components that are certified and liste[...]

  • Page 6

    FL UE TERMINAL CLE ARANCES (ANSI Z21.10.3 • CSA 4.3) 6 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 [...]

  • Page 7

    7 Installation Instructions ADDITIONAL CLE ARANCES – VENT TERMINAL T hese clearances are applicable to both concentric terminations and nonconcentric v ent exhaust terminations. Local codes supersede these clearances. • Avoid termination locations near a dryer vent . • Avoid termination locations near commercial cooking exhaust .[...]

  • Page 8

    Installation Instructions 8 FL UE INST ALL A TION – CONDENSA TE DRAIN HORIZONT AL TERMINA TION WITH VERTICAL TERMINA TION (condensat e collector A CONDENSA TE DRAIN requir ed in all installations) 3 in (75 mm) minimum[...]

  • Page 9

    Installation Instructions 9 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 otr uding only within 6 ″ of the mounting wall. Other specific installations may be different . Be sure that the minimum elev ation of the bott[...]

  • Page 10

    10 Installation Instructions CORROSIVE A TMOSPHERES NO TICE: The water heater or intake air supply should not be installed near an air supply containing halogenated hydrocarbons or near swimming pool chemicals. MOUNTING THE W A TER HE A TER CA UTION: Reinforcement of the wall is requir ed in case the wall is not strong enough to hold the water heat[...]

  • Page 11

    M OU NT IN G T HE W A T ER H EA T ER ( co nt .) F IN IS HE D W AL L S ( Dr yw al l) O p t io n 1: M ou nt b oa r ds o ve r d ry wa ll d ir ec tl y to s tu ds i n th e wa ll . W h e n at ta ch in g t h e u ni t to a f in is h e d w al l, m o u nt t wo b oa r ds s ui t ab le f or a nc ho ri ng t o wa ll s t u ds . Le ve l t h e un it d ur in g i n st[...]

  • Page 12

    12 Installation Instructions GAS PIPING ( co nt .) 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 [...]

  • Page 13

    13 Installation Instructions 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 9. This is essential if a pipe cover accessory [...]

  • Page 14

    14 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 9. A manual water control v alve must be placed in the water inlet connection to the water heater befor e it is co[...]

  • Page 15

    15 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 ALL A TION. If freeze pr otection valves are bei[...]

  • Page 16

    16 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 17

    FREEZE PROTECTION FOR EX TERNAL PIPING IMP OR T ANT! With electrical power supplied to the water heater , it will not freeze in environm ents as cold as -30°F , when protected from dir ect 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. Th[...]

  • Page 18

    18 Installation Instructions ELECTRICAL CONNECTION INFORMA TION W ARNING – T o reduce the risk of fire, electrical shock and personal injury: • Do not use an extension cord or an adapter plug with this appliance. • The water heater must be electrically gr ounded in accordance with local codes and or dinances or , in the absence of local codes[...]

  • Page 19

    19 Installation Instructions VENTING INSTRUCTIONS (cont .) MAXIMUM VENT LENGTH Maximum System performance is achieved at a vent length of 21 equivalent feet or less. The system is capable of 41 equivalent feet vent length if requir ed, but this reduces system performance. For vent length calculation, a 90-degree elbow counts as 6 feet and a 45-degr[...]

  • Page 20

    20 Installation Instructions VENTING INSTRUCTIONS (cont .) VENT PRODUCTS Ubbink T elephone: 888.HOTW TER (888.468.9837) Heat-Fab T elephone: 1.800.772.0739 Web Site: www .heatfab.com Metal-Fab Inc. T elephone: 1.800.835.2830 1.316.943.2351 Web Site: www .metal-fabinc.com V EN T MA NU F A C TU RE R CO N T A CT I N FO RM A TI O N F OR I NS T AL LA TI[...]

  • Page 21

    21 Installation Instructions HIGH AL TITUDE INST ALL A TIONS S et dip switches 2 and 3 to the values shown in the table below for your altitude. The default setting for the appliance is 0-2000 ft (0-610 m) with switches No. 2 and No. 3 in the OFF position. W ARNING: D o not adjust the other dip switches unless specifically instruct ed to do so. If [...]

  • Page 22

    22 Installation Instructions 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 locati[...]

  • Page 23

    C LEA NI NG T H E IN LE T F IL TE R I t is i mp er at i ve t ha t c on tr ol c om pa rt me nt s, b ur ne rs a nd c ir cu la t in g a ir p as sa ge w ay s of t he a pp li an ce b e k ep t cl ea n. C A U T I O N : Be f o re p erf o r mi ng t hi s ac t i on , fi rs t r em o v e po we r t o t h e wa te r h ea te r an d be s u r e no t t o s ta nd n ea [...]

  • Page 24

    24 Installation Instructions TECHNICAL DA T A PRESSURE DROP CURVE OUTLET FLOW DA T A GN 75 G N9 4/ GP 94 GN 75 GN 94 /G P9 4[...]

  • Page 25

    L ADDER DIAG RAM 25 Installation Instructions[...]

  • Page 26

    26 Notes[...]

  • Page 27

    27 Notes[...]

  • Page 28

    28 Notes[...]