Econo Heat OMNI OWH-75 Installation, Operation And Service Instructions
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Econo Heat OMNI OWH-75 Installation, Operation And Service Instructions

Waste oil fired heater
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Waste Oil Fired Heater
Installation, operation and service instructions
240 V
OWH-75 120v Manual
Omni Heat NZ * P.O Box 112 Cromwell 9342 * 32 Ree Crescent Cromwell 9310 * 027 203 2121 * www.omniheat.co.nz
EconoHeat • 5714 E. First Avenue • Spokane Valley, WA 99212 • 800.255.1363 • www.econoheat.com • Rev 01/2017

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Summary of Contents for Econo Heat OMNI OWH-75

  • Page 1 Waste Oil Fired Heater Installation, operation and service instructions 240 V OWH-75 120v Manual Omni Heat NZ * P.O Box 112 Cromwell 9342 * 32 Ree Crescent Cromwell 9310 * 027 203 2121 * www.omniheat.co.nz EconoHeat • 5714 E. First Avenue • Spokane Valley, WA 99212 • 800.255.1363 • www.econoheat.com • Rev 01/2017...

  • Page 2: Table Of Contents

    Table of Contents Precautions ................... Page 3 Important Notice ................. Page 4 Speciications ................Page 5 Installation Procedures .............. Page 6 Stack Installation ................Page 7 Oil Supply Tubing ................. Page 7 Wiring ....................Page 8 Oil Burner ..................Page 9 Oil Burner Technology ..............

  • Page 3: Precautions

    PR ECAUTION S Waste oil may contain many foreign materials. Waste oil may also contain gasoline. Therefore, speciic precautions on the handling and storage of waste oils are to be observed when using, cleaning, and maintaining this heater. Use a screen in a funnel when pouring oil into storage tank to catch foreign material, i.e., gasket material and sealant ibers, etc.
  • Page 4 IMPOR TANT Notice to the owner and installer To enjoy the long-term beneits 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: Speciications

    Speciications BTU INPUT: 75,000 BTU OUTPUT: 60,000 GALLONS PER HOUR: REQUIRED VOLTS: AMPs FULL LOAD: 10.5 FAN MOTOR HP: 1/10 FAN MOTOR RPM: 1625 – 1550 CFM (FREE AIR): 1500 – 1400 EFFECTIVE AIR FLOW: 50 ft FLUE SIZE: 6" WEIGHT: 150 lbs L x W x H (including burner):...

  • Page 6: Installation Procedures

    Installation Procedures Figure 1 – Installation Diagram OMNI by EconoHeat Page 6...

  • Page 7: Stack Installation

    Stack Installation 1. Install a barometric damper (NOT included) in the stack if the draft up the stack exceeds -.08. Draft up the stack must be minimum -.04 to -.06 inches of water column. Check with draft meter 12” from the top of the heater in (stack) or lue pipe. The over ire draft should be a minimum of -.02- check through lame inspection port.

  • Page 8: Wiring

    Wiring Figure 2 – Wiring Diagram 240 V 1. Wire 120V into main electrical box mounted on burner backside of heater cabinet with separate circuit 20-amp protection using 12-gauge wire. Connect power line to black wire and all whites (NEUTRAL or COMMON) together. IMPORTANT, Connect ground wire to ground mounting point in main junction box (green screw).

  • Page 9: Oil Burner

    Oil Burner WARNING Installation and use of this used oil burning appliance shall be in accordance with the standard for the Installation of Oil Burning Equipment – ANSI/NFPA 31 – 1987, and National Electric Code – ANSI/NFPA 70 – 1990 and the requirements of the inspection authorities having jurisdiction.
  • Page 10 Mounting Flange (3 or 4 bolt universal pattern) 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...

  • Page 11: Oil Burner Technology

    Oil Flow Control Supply Pump has the ability to control lame even when various viscosities are used- furnace or stove oil to 90 weight straight- lame remains stable Oil Shut-off Valve Inline Breaker Oil Primer Switch (Eliminates start delays due (Solenoid valve, on/off) to possible drain back) Adjustable...
  • Page 12 Burner Components • Igniter Transformer: (igure 3) Supplies high voltage to the electrodes generating electrical arc igniting the oil. • Oil Valve: (igure 3) energizes when burner is running and de-energizes when burner is not running eliminating bleed back of oil out of the Pre-heater block. •...

  • Page 13: Initial Start Procedure

    Initial Start Procedure 1. IMPORTANT – Prior to starting the unit, pre-ill the ilter and fuel line with oil to assist priming procedure. Make sure the oil supply line ittings are air tight. Vacuum leaks are notoriously hard to ind. Pressurizing the line with oil in it can help to locate leaks. 2.

  • Page 14: Maintenance Schedule

    Suggested Maintenance Schedule Every application varies. Monitor your needed schedules. WEEKLY • Drain water from storage tank. MONTHLY • Check your ash accumulation for best performance, remove if excessive (the size of unit, type of oil and run time are all contingent factors). •...
  • Page 15 ELECTRODE ADJUSTMENTS Electrodes are adjusted at time of manufacture. However, they should be check periodically and at time of installation, to be sure they are set as noted in the following dimensional drawing. Swing burner clean out door back for inspection (igures 8 and 10 below). CAUTION: TURN OFF MAIN ELECTRIC SUPPLY SWITCH BEFORE CHECKING OR ADJUSTING ELECTRODE SETTING.
  • Page 16 When cleaning, inspect all three pieces thoroughly. When disassembling and reassembling nozzle, keep facing up as shown. 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 ilter. 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...

  • Page 18: Figures

    Troubleshooting ♦Most Likely ♣Least Likely •Less Likely Symptom Cause Remedy ♦ Manual reset ♦ Requiring manual restart by reset button on. 1. Heater shuts ♦ Vacuum air leak i ♦ Check all uel connections. Tight 2. Loss prime overnight uel line ittings.

  • Page 19: Owh-75 Ten Year Limited Warranty

    Troubleshooting Continued Symptom Cause Remedy 8. Proper draft setting ♦ ♦ Negative dr t in building May need to install power vent/dr t inducers in stack see cannot be achieved or exhaust ans present igure 2 or wiring) ♣ ♣ Excessive ash buildup Clean ash and soot rom combustion chamber and heat exchangers...
  • 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 speciications • Installation not in accordance with instructions •...

  • Page 21: Warranty Card

    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:...

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