GE GN75ENSRSA Installation Instructions Manual Download | Manualshive

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Installation Instructions

RECOMMENDED PIPING FOR BASIC INSTALLATION

This is not an engineered drawing; it is intended
only as a guide and not as a replacement for
professionally engineered project drawings. This
drawing is not intended to describe a complete
system; it is up to the contractor/engineer to
determine the necessary components for and
configuration of the particular system being
installed. The drawing does not imply compliance
with local building code requirements; it is the
engineer‘s/contractor’s responsibility to ensure
the installation is in accordance with all local
building codes. Confer with local building officials
before installation.

3/4

″

Ball Valve

3/4

″

Union

Pressure Relief Valve

Boiler Drain Valve

KEY

NOTE:

If unit is installed in an

environment that can freeze,
follow state and local codes
and apply heat trace to ALL
water pipes and fittings
located outside (attic, crawl
space or building structure).

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Summary of Contents for GN75ENSRSA

Page 1: ...onsible for any service repair or damages caused thereby SAFETY PRECAUTIONS WARNING If the information in these instructions is not followed exactly a fire or explosion may result causing property damage personal injury or death FOR YOUR SAFETY Do not store or use gasoline or other flammable vapors or liquids or other combustible materials in the vicinity of this or any other appliance To do so ma...

Page 2: ...ny pressure testing of the gas supply piping system at test pressures equal to or less than 1 2 psi 3 5 kPa 13 84 in W C The appliance should be located in an area where water leakage of the unit or connections will not result in damage to the area adjacent to the appliance or lower floors of the structure When such locations cannot be avoided it is recommended that a suitable drain pan adequately...

Page 3: ...itch and Enclosure Concrete Wall Anchors Optional Your installation components may vary PARTS PROVIDED Locate the parts packed with the Water Heater Gas Valve 3 4 FNPT Ball Valve 4 10 x 11 4 Wood Screws OTHER TOOLS THAT MIGHT BE REQUIRED Hammer Drill with Concrete Bits Saw Threading Machine with Heads and Oiler Core Drill with Diamond Head Torch Set Copper Tubing Cutter Steel Pipe Cutter OTHER MAT...

Page 4: ... Water Outlet from center 45 16 110 G Cold Water Inlet from wall 3 75 H Cold Water Inlet from center 11 8 27 I Gas Connection from wall 41 8 104 J Gas Connection from center 31 2 89 From base to gas connection 15 8 40 K From base to cold connection 2 50 From base to hot connection 15 8 41 L From bottom of unit to bottom of exhaust 193 4 501 65 4 Installation Instructions A C D K B E H F J G I L ...

Page 5: ...rvice regulator vent outlet J Clearance to nonmechanical air supply inlet to building or 12 inches 30 cm the combustion air inlet to any other appliance K Clearance to a mechanical air supply inlet 3 feet 91 cm above if within 10 feet 3 m horizontally L Clearance above paved sidewalk or paved driveway located on public property1 M Clearance under veranda porch deck or balcony2 For clearances not s...

Page 6: ...ET AREA WHERE TERMINAL IS NOT PERMITTED ADDITIONAL CLEARANCES VENT TERMINAL Local codes supersede these clearances Avoid termination locations near a dryer vent Avoid termination locations near commercial cooking exhaust 2 36 12 INSIDE CORNER 0 30 m to an inside corner 50 mm between terminals at same level 0 91 m to ventilated or unventilated soffit or eave vent or to a deck or porch ...

Page 7: ... Insulation must be used for hot water pipes below 36 due to burn risk to children NOTE It is recommended to install the bottom of the unit at least 18 off the ground to minimize blockage and maintenance from debris and provide room for the optional Pipe Cover Accessory Model Number AGTPCM NOTE Do not install electrical outlet directly below unit Electrical outlet must be installed less than 6 fee...

Page 8: ...terials adjacent to or in contact with heat producing appliances vent connectors gas vents chimneys steam and hot water pipes and warm air ducts shall mean materials made of or surfaced with wood compressed paper plant fibers or other materials that are capable of being ignited and burned Such material shall be considered combustible even though flame proofed fire retardant treated or plastered To...

Page 9: ...CEMENT WALL Mount 4 wall anchors not supplied suitable to carry 200 lbs minimum tensile load each Level the unit during installation IMPORTANT Anchors suitable for masonry or concrete are to be supplied by the installer Installation Instructions 9 ...

Page 10: ... or an equivalent nonflammable solution as applicable Since some leak test solutions including soap and water may cause corrosion or stress cracking the piping shall be rinsed with water after testing unless it has been determined that the leak test solution is noncorrosive Always use approved connectors to connect the unit to the gas line Always purge the gas line of any debris before connection ...

Page 11: ...em Make sure the gas supply line to the water heater fits in the diagram shown on page 7 This is essential if a pipe cover accessory model number AGTPCM is to be installed IMPORTANT Use a pipe wrench to securely hold on to the end of the water heater gas inlet to prevent twisting the inlet IMPORTANT Leave the gas valve off until instructed to turn it on Gas Pressure Test Port Gas Shut Off Valve Ga...

Page 12: ...toff Devices for Hot Water Supply Systems ANSI Z21 22 and or the standard Temperature Pressure Temperature and Pressure Relief Valves and Vacuum Relief Valves CAN1 4 4 3 WATER PIPING cont PRESSURE RELIEF VALVE cont The relief valve must be rated up to 150 psi and to at least the maximum BTU hr of the appliance The discharge from the pressure relief valve should be piped to the ground or into a dra...

Page 13: ...to the water heater fit in the diagram shown on page 7 This is essential if a pipe cover accessory model number AGTPCM is to be installed SUPPLEMENTAL FREEZE PROTECTION If the unit is installed in an environment that can freeze follow state and local codes and apply heat trace to ALL water pipe and fittings located outside attic crawl space or building structure It is highly recommended in areas w...

Page 14: ...of the particular system being installed The drawing does not imply compliance with local building code requirements it is the engineer s contractor s responsibility to ensure the installation is in accordance with all local building codes Confer with local building officials before installation 3 4 Ball Valve 3 4 Union Pressure Relief Valve Boiler Drain Valve KEY NOTE If unit is installed in an e...

Page 15: ... the outside environment to prevent discharging water inside the building which can cause water damage NOTE If the unit is installed in an environment that can freeze follow state and local codes and apply heat trace to ALL water pipes and fittings located outside attic crawl space or building structure Installation Instructions 15 This is not an engineered drawing it is intended only as a guide a...

Page 16: ... the CANADIAN ELECTRICAL CODE CSA C22 1 ELECTRICAL REQUIREMENTS This appliance must be supplied with 120V 60Hz and connected to a properly grounded branch circuit protected by a 15 or 20 amp circuit breaker or time delay fuse If electrical supply provided does not meet the above specifications it is recommended that a licensed electrician install an approved outlet 4 PCB GROUND TERMINAL 120VAC CON...

Page 17: ...y be changed on the controller for the primary unit 17 Installation Instructions HIGH ALTITUDE INSTALLATIONS Set 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 WARNING Do not adjust the other dip switches unless specifically instructed to do so If unsure of the ...

Page 18: ...oller to the water heater depends on the total number of wired controllers connected to the water heater Wire Controllers in Parallel NUMBER OF WIRED MAXIMUM CABLE LENGTH FOR EACH CONTROLLERS CONTROLLER TO WATER HEATER 1 328 ft 100 m 2 164 ft 50 m 3 or 4 65 ft 20 m REMOTE CONTROLLER INSTALLATION cont MOUNTING THE CONTROLLER Determine a suitable location for the controller Mount a single gang outle...

Page 19: ...he unit CLEANING THE INLET FILTER cont Use pressurized air to remove dust from the main burner heat exchanger and fan blades Do not use a wet cloth or spray cleaners on the burner Do not use volatile substances such as benzene and thinners They may ignite or fade the paint Use soft dry cloth to wipe cabinet Open water valves Check for leaks Connect electrical power and turn on the unit 13 12 11 10...

Page 20: ...20 Installation Instructions TECHNICAL DATA PRESSURE DROP CURVE OUTLET FLOW DATA GN75 GN94 GP94 GN75 GN94 GP94 ...

Page 21: ...LADDER DIAGRAM 21 Installation Instructions ...

Page 22: ...22 Notes ...

Page 23: ...23 Notes ...

Page 24: ...24 Notes ...

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