4
TABLE OF CONTENTS
SAFE INSTALLATION, USE AND SERVICE ......................................................................................................................2
SAFETY PRECAUTIONS ..............................................................................................................................3
TABLE OF CONTENTS ................................................................................................................................. 4
CUSTOMER RESPONSIBILITIES .........................................................................................................................................5
PRODUCT SPECIFICATIONS ................................................................................................................................................5
MATERIALS AND BASIC TOOLS NEEDED .......................................................................................................................6
Materials Needed .....................................................................................................................................................6
Basic Tools................................................................................................................................................................6
TYPICAL INSTALLATION.......................................................................................................................................................... 7
INSTALLATION INSTRUCTIONS ......................................................................................................................................8-17
Removing the Old Water Heater ...............................................................................................................................8
Facts to Consider About the Location ..................................................................................................................9-10
Insulation Jackets ...................................................................................................................................................10
Combustion Air and Ventilation Appliances in Uncon ned Spaces ........................................................................ 11
Combustion Air and Ventilation Appliancesin Con ned Spaces ........................................................................11-12
Water Piping ......................................................................................................................................................12-13
T & P Valve and Pipe Insulation ........................................................................................................................13-14
Temperature Pressure Relief Valve ...................................................................................................................13-14
Filling the Water Heater ..........................................................................................................................................15
Venting ...............................................................................................................................................................15-16
Gas Piping .........................................................................................................................................................16-17
Sediment Trap ........................................................................................................................................................ 17
OPERATING INSTRUCTIONS .........................................................................................................................................18-19
Lighting & Operating Label .....................................................................................................................................18
Temperature Regulation .........................................................................................................................................19
SERVICE AND ADJUSTMENT ........................................................................................................................................20-22
Tank (Sediment) Cleaning ......................................................................................................................................20
Venting System Inspection .....................................................................................................................................20
Burner Inspection ...................................................................................................................................................20
Removing the Burner Door Assembly ....................................................................................................................21
Ultra Low NOx Natural Gas Burner ........................................................................................................................21
Replacing the Pilot Assembly .................................................................................................................................21
Replacing the Thermocouple ..................................................................................................................................22
External Inspection & Cleaning of the Flame Arrestor ............................................................................................22
Cleaning the Combustion Chamber and Flame Arrestor ........................................................................................22
Replacing the Burner Door Assembly .....................................................................................................................23
Piezoelectric Igniter System ...................................................................................................................................23
Testing the Igniter System ......................................................................................................................................23
Removing and Replacing the Gas Control Valve/Thermostat ................................................................................24
Housekeeping .........................................................................................................................................................24
Anode Rod Inspection ............................................................................................................................................24
Temperature-Pressure Relief Valve Operation .......................................................................................................25
Draining ..................................................................................................................................................................25
Drain Valve Washer Replacement ..........................................................................................................................25
Service ....................................................................................................................................................................25
TROUBLESHOOTING GUIDE ........................................................................................................................................26-30
Start Up Conditions ...........................................................................................................................................26-27
Thermal Expansion ........................................................................................................................................... 26
Strange Sounds ................................................................................................................................................ 26
Draft Hood Operation ........................................................................................................................................26
Condensation ....................................................................................................................................................27
Smoke/Odor ......................................................................................................................................................27
Operational Conditions ........................................................................................................................................... 27
Smelly Odor ...................................................................................................................................................... 27
Air in Hot Water Faucets ...................................................................................................................................27
High Temperature Shut-Off System ..................................................................................................................27
Troubleshooting Items .......................................................................................................................................28-30
PARTS ORDER LIST ................................................................................................................................................................31
WARRANTY.................................................................................................................................................................................32