Eternal GU125T, Installation And Operation Manual

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* Maximum manifold pressure is indicated on the rating label on right side of the unit.
* AHRI Certi
 ed.
* Independent DOE tested.
Eternal Hybrid Water Heater Technical Speci  cations
Model Name GU125T GU160T
Energy Factor (*) / Thermal Ef  ciency (*) 0.82 Energy Factor / 96%
Installation Indoor / Floor Standing
Vent Run 3" PVC Up to 100ft, 6 Elbows Max, 5ft Deduction Per Elbow
Condensate pH Level 4 pH
Gas Type Pre-set For NG / LP Conversion Kit Included
Unit Connections Water 3/4" male NPT
Gas 1/2", 3/4" Female NPT
Electricity Dedicated 120VAC, 60Hz w/3 Pronged Power Cord
Gas Input Rate Max 75,000 BTU/Hr 100,000 BTU/Hr
Gas Supply Pressure NG / LP 3.5" WC to 10.5" WC / 8" WC to 14" WC
Ignition System Direct Electronic Ignition w/Automatic Flame Sensing
Burner System Sealed Combustion with Metal Fiber Premix Burner
Gas Valve System Dual Stage Negative Pressure Modulation
Reserve Tank 20 Gallons 20 Gallons
First Hour Rating 120 Gallons 160 Gallons
Activation Sensing Tank Temperature
Temperature Control Thermistor Starts with Heating Cycle
Output Temperature Setting Range Mechanical Tempering Valve from 70 ° F to 145 ° F(Factory Preset 120 ° F)
Unit Dimensions (Round x Height) 20.9" x 46.9"
Unit Weight 120
Safety Devices T&P Valve, Flame Rod, Remaining Flame Detection, Fan RPM Check,
Vent Blockage Detection, Thermostat Switches(194
° F), 1 x 5A Fuse, Intake
Blockage Detection.