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Summary of Contents for Omni OWH-75
- Page 1 Waste Oil Fired Heater Installation, operation and service instructions OWH-75 120v Manual EconoHeat • 5714 E. First Avenue • Spokane Valley, WA 99212 • 800.255.1363 • www.econoheat.com • Rev 01/2017...
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Page 2: Table Of Contents
Initial Start Procedure ............... Page 12 Maintenance Schedule ............Page 13 Figures 6 – 12 ................Page 14 Troubleshooting ................. Page 17 OWH-75 Ten Year Limited Warranty ........Page 18 Warranty Card ................Page 20 OMNI by EconoHeat Page 2... -
Page 3: Precautions
Do not expose this unit to rain or moisture. OMNI burns the widest range of used and new oils including, but not limited to: used motor oils up to 90 weight, transmission and hydraulic fluid, used synthetic oils, crude oil, vegetable, fish, and mineral oil,all diesel fuel and many more. -
Page 4: Important Notice
IMPOR TANT Notice to the owner and installer To enjoy the long-term benefits of burning your used oil in an OMNI Waste Oil Burning appliance, it is necessary to become familiar with the correct installation operation and maintenance of your new furnace. Before installing or operating this appliance, make sure you read and understand this manual. -
Page 5: Specifications
5. Intended maximum outlet air temp. 200 degrees F. (93 degrees C) or less. 6. Clearance from combustible materials on all models not to be less than: TOP- 18” BOTTOM- 18” SIDES- 18” REAR- 18” FRONT- 48” FLUE PIPE- 18” Mounting Dimensions: Heater (top) 12.5” 32” OMNI by EconoHeat Page 5... -
Page 6: Installation Procedures
Installation Procedures Figure 1 – Installation Diagram OMNI by EconoHeat Page 6... -
Page 7: Stack Installation
EconoHeat. 4. Connect 1/2” or 3/4” oil supply line from the supply tank through the filter (figure 1) to the pump inlet located same side as bleeder port (figure 4). OMNI by EconoHeat Page 7... -
Page 8: Wiring
(green screw). 2. Wire low voltage thermostat into “T” marked terminals on oil primary control on burner (Box on burner gun assembly with red reset button – figure 3). OMNI by EconoHeat Page 8... -
Page 9: Oil Burner
Adjustment Screw Power Indicator Run Indicator Motor Air Compressor Figure 3 – Oil Burner (Back View Closed) Transformer Pre-Heater Control Circuit Board Electrical Terminal Block Pre-Heater Block Figure 4 – Oil Burner (Back View Opened) OMNI by EconoHeat Page 9... - Page 10 Vanes/Carbon Plate (Remove Cover) Electrodes Nozzle Oil Valve Burner Motor Flame Cone Compressor Figure 5 – Oil Burner (Front View) Oil Primer Switch Inline Breaker Oil Outlet Oil Inlet Filter Figure 6 – Oil Pump Diagram OMNI by EconoHeat Page 10...
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Page 11: Oil Burner Technology
Filter Internal Pump Filter OMNI’s patented burner technology improves the efficiency of the oil burn process by continuous stabilization of the oil viscosity. Optimum atomization (spray) is accomplished by precisely pre-heating the oil prior to introduction to the combustion chamber. The waste oil... - Page 12 • Power Indicator: (figure 3) Indicates when power is present at the burner. • Run Indicator: (figure 3) Indicates that the burner is ready for operation after the initial pre- heat time of approx. 5 minutes from initial power up. OMNI by EconoHeat Page 12...
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Page 13: Initial Start Procedure
Inspect flame length through inspection door located above burner gun assembly. Flame should reach no further than ½ to ¾ way down combustion tube. NEVER ATTEMPT TO START HEATER WHEN COMBUSTION CHAMBER IS HOT AND A DELAYED START IS PRESENT. OMNI by EconoHeat Page 13... -
Page 14: Maintenance Schedule
• IMPORTANT: TO TURN POWER OFF, Remove electrical plug from heater cabinet to burner. Remove 9/16” burner securing nuts, remove the burner side clean-out door. Remove nozzle with 5/8” socket (figures 6 and 7 below). OMNI by EconoHeat Page 14... - Page 15 WARNING: This adjustment is done at the factory and should not be moved unless figure 8 dimensions have been altered. Electrodes Nozzle Swing Out Burner Flame Cone Figure 8 – Burner Door View OMNI by EconoHeat Page 15...
- Page 16 Figure 9 – Nozzle Assembly Detail Figure 10 – Electrode Adjustment Detail Thermocouple Pre Heater Oil Block Electrodes Pre-Heater Control Board Nozzle Figure 11 – Pre-Heater Block Detail (Removed From Burner for Clarity) OMNI by EconoHeat Page 16...
- Page 17 Remove 4 bolts for access to strainer filter. CAUTION: must be careful not to destroy the inner gasket during removal of the housing. Figure 12 – Pump Strainer Figure 13 – Oil Filter (Pancake Style Filter) OMNI by EconoHeat Page 17...
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Page 18: Troubleshooting
♣ Clean filter both, oil strainer and check oil pump screen. Excessive ash buildup exchangers • Clean ash from combustion chamber and exchangers. • Through vision port, check flame • to see if flame is smaller than usual or too large and uncontrolled. OMNI by EconoHeat Page 18... -
Page 19: Owh-75 Ten Year Limited Warranty
OWH-75 Ten (10) Year Limited Warranty EconoHeat (manufacturer) warrants to the purchaser of Unit Heaters listed above will be free from defects in materials and workmanship for the durations specified below, which duration begins on the date of delivery to the customer. - Page 20 OWH-75 Ten (10) Year Limited Warranty Cont. This warranty is void if: • Warranty registration card is not returned within sixty (60) days of purchase • Any part or component subject to abuse or altered from original manufactures specifications • Installation not in accordance with instructions •...
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Page 21: Warranty Card
Please fill out, tear off and return to manufacturer within sixty (60) days of purchase, or warranty will not be valid. Please print or type. Date of Purchase: Serial #: Model #: Customer (Company) Name: Address: City: State: Zip Code: Dealer: Address: City: State: Zip Code: Installed By: OMNI by EconoHeat Page 21...
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