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2.2 Specications, 199 MBH
Model Name FTHW199
Gas Input Rate
MAX 199,000 Btu/h
MIN 19,900 Btu/h
Installation Indoor / Wall hung type
Flue System
Sealed Combustion Direct / Single Vent / Concentric
Vent
Vent Run / Vent Material
2˝(50ft), 3˝(100ft) Schedule 40 CPVC, PP, PVC
Orice Size
NG 0.326˝ (8.3mm)
LP 0.250” (6.35 mm)
Gas Supply Pressure
NG 3.5˝ WC to 10.5˝ WC
LP 8.0˝ WC to 13.0˝ WC
Manifold Pressure
Gas type
LP NG
Max re
-0.169” WC (+/- 0.01) -0.129” WC (+/- 0.01)
Min re
-0.015” WC (+/- 0.001) -0.015” WC (+/- 0.001)
Power Supply
Main Supply 120V 60Hz / 4A
Maximum Power
Consumption
160W
Ignition System Direct Electronic Ignition / Automatic Flame Sensing
Burner System
Single Orice Premixed Fuel Modulation Metal Ceramic
Infrared
Gas Valve System Combination modulating (Current proportional)
Dimensions W19 ⅝˝ - H32.0˝ – D16 ¼˝
Shipping Weight 118 lbs (54 kg)
Main Controller / Control Display NGTB-900CP / P-950EH
Water Pressure Min 15 ~ Max 30 PSI
Connection Sizes
CH Supply/Return 1 ¼˝ NPT
Gas Inlet 3/4˝ NPT
Materials
Casing Cold Rolled Carbon Steel
Heat Exchanger
Primary Heat Exchanger : Stainless Steel
Sub Heat Exchanger : Stainless Steel
Safety Devices
Optical Flame Sensor, Low Water Cut O Sensor, Flue
Gas Limit Sensor, Overheat Cut O Device,
Gas Valve Operation Detector,
Water Temperature Sensor, Over-heat Limit Switch,
Air Pressure Sensor