Instructions / Assembly

AP18733 REV. 3.2.17
19
SPECIFICATIONS
Model Name
RTGH-RH11DV RTGH-RH10DV
Gas Input Rate
MAX 199,000 Btu/h 180,000 Btu/h
MIN 18,000 Btu/h 18,000 Btu/h
High Altitude
(2,500~4,500ft)
180,000 Btu/h 180,000 Btu/h
Hot Water Capacity
35°F Rise 11.0 Gal 9.9 Gal
45°F Rise 8.5 Gal 7.7 Gal
77°F Rise 5.0 Gal 4.5 Gal
Installation Indoor Wall Hung
Flue System Sealed Combustion Direct Vent, Single Vent
Max Vent Run 2″(50ft) / 3″(100ft) Schedule 40 PVC, CPVC, PP
Orice Size
NG (Gas / Needle) 0.342″(8.7mm) / 0.354″(9.0mm)
LP (Gas / Needle) 0.263″(6.7mm) / 0.267″(6.8mm)
Gas Supply Pressure
NG 5.0″ W.C to 10.5″ W.C
LP 9.5″ W.C to 13.0″ W.C
Manifold Pressure
Gas Type NG LP NG LP
Low Fire
2″ VENT
-0.07" W.C -0.02" W.C -0.07" W.C -0.02" W.C
3″ VENT
-0.07" W.C -0.02" W.C -0.07" W.C -0.02" W.C
High Fire
2″ VENT
-0.38" W.C -0.3" W.C -0.36" W.C -0.28" W.C
3″ VENT
-0.33" W.C -0.25" W.C -0.31" W.C -0.23" W.C
Power Supply
Main Supply 120V 60Hz
Maximum
Power Consumption
172W(82W+90W_PUMP)
Ignition System Direct Electronic Ignition / Automatic Flame Sensing
Burner System Premixed Metal Fiber Burner
Gas Valve System Air ratio valve
Minimum Flow Activation Flow 0.5 GPM
Internal Pipe Material STS 304, Copper Tubing
Dimensions W17.3″ – H28.7″ – D14.8″
Weight 85 lbs
Water Holding Capacity Under 2 Gallon
Control Panel / Main Controller P-950C / NGTH-9700C
Water Pressure
MAX Hot water 150 psi
MIN 15 psi
Materials
Casing Cold Rolled Carbon Steel
Heat Exchanger Heat Exchanger : STS 304
Safety Devices
Flame Sensor, Overheat Cut Off Limit Switch ,
Gas Leak Detector sensor, Water Leak Detector Sensor
Exhaust Temperature Sensor,
Water Temperature Sensor
▪ A. SPECIFICATIONS