Toyotomi Kerosene and Oil Tankless Water Heater Technical and Specification Page Installation Manuals can be found by clicking here. Return to Toyotomi Water Heater Page

Model OM-148 Water Heaters Ignition: High Voltage Discharge Spark Fuel Type: No. 2 Fuel Oil (Typical Home Heating Oil) ASTM No. 1-K Grade Kerosene or No. 1 Fuel Oil (ASTM D396) Heat Rating: Hot Water Output 148,000 BTU/h Fuel Consumption: 1.1 gal./h Max. Hot Water Temperature: 155°F (approximately) Water Flow Rate - Temperature Rise: 6.1 gal./min. (40°F rise) 4.8 gal./min. - (50°F rise) 4.0 gal./min. - (60°F rise) 3.5 gal./min. - (70°F rise) 3.0 gal./min. - (80°F rise) Capacity of Heat Exchanger: 5.10 gal. Fuel System: Tank (*) Dimensions (W x H x D): 12-5/8" by 27-3/4" by 22-1/2" Weight: 86 lbs - empty Vent Pipe Hole: 4-3/4" diameter Max. Length of Vent Pipe: 10 feet, 3 bends or less Max. Length of Chimney: 26 feet Electric Rating: 120 Volts AC, 60 Hz Ignition - 110W Burning - 98W Required Accessories: In-line fuel filter Temp. & Pressure Relief Valve Flue pipe installation kit or chimney adapter kit Warranty: 3 Years - Burner Top & Heat Exchanger 1 Year - Parts Exhaust Air Temperature: Less than 500°F Safety Devices: Over-heat protector Ignition safety device Empty burning protective device Heat exchanger bi-metal switch Temperature fuse, Fusible link valve

(*) Existing tank or purchase tank from local supplier.

Specifications:
Model:	Toyotomi OPT-91UL Lift Pump
Pump Type:	Suction (head or fall type)
Lifting Height:	26 feet (8m)
Power Supply:	AC 115V, 60 HZ
Power Consumption:	16 W/hr.
Sump Tank Capacity:	0.24 gal. (0.9L)
Dimensions:	Width: 8 inches Depth: 4 1/4 inches Height: 10 7/8 inches
Weight:	7.1 lbs.
Fuel Type:	1-K Kerosene, No. 1 Fuel and No. 2 Fuel

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