GE GN75DNSRSA, GN94DNSRSA, GP94DNSRSA

Installation Instructions

TECHNICAL DATA

PRESSURE DROP CURVE

OUTLET FLOW DATA

GN75 GN94/GP94

GN75

GN94/GP94

Contents

Main Installation Indoor Direct Vent Tankless Water Heater Instructions BEFOREBEGINNINGINSTALLATION WARNING: WARNING: SAFETY PRECAUTIONS (cont.) CAUTION: WARNING: DANGER TOOLSYOU WILL NEED MATERIALSYOU WILL NEED TOSUPPLY PARTS PROVIDED OTHERTOOLS THAT MIGHTBE REQUIRED OTHERMATERIALSTHAT MIGHT BE NEEDED DIMENSIONS PLANNING FOR VENTING INTAKE/EXHAUST GUIDELINES FLUE TERMINAL CLEARANCES (ANSI Z21.10.3 CSA 4.3) FLUE TERMINAL CLEARANCES Page Page PLANNING FOR PLUMBING CAUTION: CAUTION: CORROSIVE ATMOSPHERES MOUNTING THE WATERHE ATER CAUTION: CLEARANCES FOR WATER HEATER WARNING: MOUNTING THEWATERHEATER(cont.) GAS PIPING (cont.) 1 PIPE SIZING PROCEDURE GAS PIPING CONNECTING THE WATER HEATER TO GAS AND WATER PIPE SIZING TABLE NATURALGAS PIPE SIZING TABLE PROPANEGAS CONNECTING THE WATERHE ATER TO THE GAS SUPPLY 2 WATER PIPING 3 GENERAL INSTRUCTIONS CAUTION: CONNECTING THE WATER HEATER TO GAS AND WATER (cont.) PRESSURE RELIEF VALVE 3WATER PIPING (cont.) PRESSURE RELIEF VALVE (cont.) CONNECTING THE WATERHE ATER TO THE WATERSUPPLY SUPPLEMENTAL FREEZE PROTECTION RECOMMENDED PIPING FOR BASIC INSTALLATION FREEZE PROTECTION FOR EXTERNAL PIPING IMPORTANT! ELECTRICAL CONNECTION INFORMATION WARNING ELECTRICAL REQUIREMENTS WARNING VENTING INSTRUCTIONS (cont.) MAXIMUM VENT LENGTH VENTING INSTRUCTIONS CONDENSATE WARNING: CAUTION: VENTING INSTRUCTIONS (cont.) VENT PRODUCTS VENTMANUFACTURERCONTACTINFORMATIONFOR INSTALLATIONINSTRUCTIONSAND PARTSLIST VENTING INSTRUCTIONS (cont.) FLUE INSTALLATION CONCENTRIC VENTING HIGH ALTITUDE INSTALLATIONS WARNING: CASCADING MULTIPLE WATERHEATERS GUIDELINES REMOTE CONTROLLER INSTALLATION LOCATION WARNING: CLEANING THEINLET FILTER CAUT ION: REMOTE CONTROLLERINSTALLATION (cont.) MOUNTING THE CONTROLLER (cont.) INSTALLATIONCHECKLIST CLEANING THEINLET FILTER(cont.)