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Firman H03654 Operator's Manual
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Firman H03654 Operator's Manual

Dual fuel generator
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OPERATOR'S MANUAL
DUAL FUEL GENERATOR
MODEL NUMBER
H03654
Rev Level:00
Record product information to reference when ordering parts or
obtaining warranty coverage.
P/N:336747082 Rev:00

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Summary of Contents for Firman H03654

  • Page 1 OPERATOR’S MANUAL DUAL FUEL GENERATOR MODEL NUMBER H03654 Rev Level:00 Record product information to reference when ordering parts or obtaining warranty coverage. P/N:336747082 Rev:00...

  • Page 2: Table Of Contents

    Register your FIRMAN generator online at www.firmanpowerequipment.com INTRODUCTION Thank you for purchasing a FIRMAN generator. You have selected a high-quality, precision engineered generator set designed and tested to give you years of satisfactory service. This generator is dual fuel and capable of running on gasoline and liquid petroleum gas (LPG). This generator is not intended to be run unattended or to supply power to life safety support.

  • Page 3: Introduction

    INTRODUCTION SIGNAL WORDS DANGER WARNING CAUTION NOTICE Indicates a hazard Indicates a hazard Indicates information Indicates a hazard which, if not avoided, considered Important, which, if not avoided, which, if not avoided, could result in minor or but not hazard-related. will result in death or could result in death moderate injury.
  • Page 4 For more information go to www.P65Warnings.ca.gov. This outdoor generator can be used to power outdoor items using extension cords . NOTICE If you have questions about intended use, contact FIRMAN customer service. This portable generator is designed to be used only with FIRMAN authorized parts.
  • Page 5 INTRODUCTION 1. Only use grounded cords marked for outdoor use rated for your loads. To provide power using extension cords Minimum Gauge, Outdoor Rated Total Amperage Up to 50 FT (15m) Up to 13A Up to 15A Up to 20A Up to 30A 2.

  • Page 6: Features And Controls

    11- Outlet Cover 4- Choke Lever(behind air filter box) 12- Control Panel 5- Air Filter 13- Handle 6- 208cc FIRMAN OHV Engine 14- Hose Holder 7- Recoil Starter 15- LPG Hose with Regulator 8- 8.0"(20.3cm) Flat Free Wheel 16- Data Decal/Series Number *We are always working to improve our products.
  • Page 7 FEATURES AND CONTROLS ⑫ ⑪ ⑨ ⑩ English Customer Service: 1-844-FIRMAN1...
  • Page 8 FEATURES AND CONTROLS English Customer Service: 1-844-FIRMAN1...
  • Page 9 FEATURES AND CONTROLS ⑨ ⑩ ⑪ ⑫ English Customer Service: 1-844-FIRMAN1...
  • Page 10 FEATURES AND CONTROLS Control Panel NOTICE Total power drawn from all receptacles must not exceed the data decal rating. 1. Fuel Selector Switch – Use to select and turn on gasoline or LPG fuel source. Fuel (gasoline) valve is closed when the switch is on “OFF” or “LPG” positions. Engine switch is on when the switch is on “GAS” or “LPG”...

  • Page 11: Operation

    OPERATION 1. Location DANGER! Engine exhaust contains carbon monoxide, a poisonous gas that could kill you in minutes. You CANNOT smell it, see it, or taste it. Even if you do not smell exhaust fumes, you could still be exposed to carbon monoxide gas. Operate portable generator only outdoors, at least 20 ft.(6 m) from occupied spaces with exhaust pointed away to reduce the risk of carbon monoxide accumulating.
  • Page 12 OPERATION Reduce Risk of Fire WARNING! Exhaust heat/gases could ignite combustibles, structures or damage fuel tank causing a fire, resulting in death or serious injury. Keep portable generator at least 5 ft. (1.5 m) from any structure, trees or vegetation over 12 in.
  • Page 13 2. Oil and Gasoline Add Engine Oil We recommend using FIRMAN SAE 10W-30 API SJ oil for best performance. Other high-quality detergent oils (API SJ or higher) are acceptable. Do not use special additives. Ambient temperature determines the proper oil viscosity for the engine. Use the chart to select the proper oil for the outdoor temperature range expected.
  • Page 14 Make sure the sump is completely full of oil to the upper limit (H). Do not operate engine until oil level issue is corrected. Contact Firman customer service. Add Gasoline WARNING! Fuel and its vapors are extremely flammable which could cause burns or fire resulting in death or serious injury.
  • Page 15 High altitude may cause hard starting, increased fuel consumption and sparkplug fouling. To operate at high altitudes FIRMAN can provide a high altitude carburetor main jet. The alternative main jet and installation instructions can be obtained by contacting Customer Support.
  • Page 16 OPERATION Connecting LPG Fuel WARNING! Liquid Petroleum gas (LPG) is extremely flammable which could cause burns or fire resulting in death or serious injury. Do not place the LPG sources in the path of muffler outlet or near any ignition source. Keep a fire extinguisher near the generator all the time.
  • Page 17 OPERATION Indicator light - Battery Power Saving Mode This generator is equipped with an electronic module which consumes battery power. When the main fuel selector switch is turned to the GAS or LPG position, the indicator light will turn RED for up to 4 minutes (before going off). Starting the engine successfully anytime during the 4 minutes will turn the indicator light GREEN.
  • Page 18 OPERATION 5. Disconnect all electrical loads from the generator. Never start or stop the generator with electrical devices plugged in. 6. Move choke lever located on engine to “START” position. You do not need to choke a warm engine. (For electric start move to step (8)) 7.
  • Page 19 OPERATION 10. Allow portable generator to run at no load for a few minutes to stabilize before plugging in any electrical devices. NOTICE If engine starts but fails to run, or if portable generator shuts down during operation, check oil level. See Low Oil Shutdown section for more information. 4.
  • Page 20 OPERATION 6. Disconnect all electrical loads from the generator. Never start or stop the generator with electrical devices plugged in. 7. Move choke lever located on engine to “START” position. (For electric start move to step (11)) 8. For recoil start only - PULL-TO-PRIME Pull the starter cord 1-2 times. Pull slowly until resistance if felt and then pull rapidly.
  • Page 21 OPERATION 11. For electric start only - Flip the engine switch to the START (ll) position for a few seconds and then release. 3 sec. 12. For electric start only - Move the choke lever to the RUN position. 13. Allow portable generator to run at no load for a few minutes to stabilize before plugging in any electrical devices.
  • Page 22 OPERATION 5. Connecting Electrical Loads This portable generator has been pretested and adjusted to handle its full capacity. The voltage is regulated using an automatic voltage regulator (AVR) . Readjusting the AVR will void warranty. WARNING! Generator voltage could cause electrical shock or burn resulting in death or serious injury.
  • Page 23 Call emergency services. You may have carbon monoxide poisoning. CO Alert fault occured*. See FIRMAN authorized service dealer. Yellow * Yellow light will blink for five seconds at the startup of generator to show CO ALERT is functioning properly.
  • Page 24 OPERATION 6. Stopping the generator 1. Turn off and remove all electrical loads. Never stop the generator with electrical devices plugged in and turned on. Never stop the engine by moving the choke to the start position. Let the generator run at no-load for one minute to stabilize internal temperatures of the engine and generator.

  • Page 25: Maintenance - Storage

    Maintenance - Storage MAINTENANCE SCHEDULE Every Daily(Before Initial Every Every 100 hours ITEM NOTES operation) 25 hours 50 hours 250 hours (or annual) Check condition. Adjust gap Spark Plug and clean. Replace if necessary. Check oil level. Engine Oil Replace. Clean, replace if necessary.
  • Page 26 (b) Reinstall the drain plug and fill the engine with oil until it reaches the HIGH(H) level on the oil filler dipstick. DRAIN PLUG NOTICE We recommend using FIRMAN SAE 10W-30 API SJ oil for best performance. Other high- quality detergent oils (API SJ or higher) are acceptable. See Oil and Gasoline English...
  • Page 27 Maintenance - Storage Air Filter Maintenance (a) Carefully remove foam air filter element and wash it with liquid detergent and water only. Squeeze dry in a clean cloth. (b) Saturate foam air filter element with clean engine oil and squeeze in a clean cloth to remove excess oil.
  • Page 28 (d-1) For spark plug FIRMAN P/N 330723001 - Adjust the electrode gap to 0.020 - 0.024 in. ( 0.5 - 0.6 mm). (d-2) For spark plug CHAMPION N9YC - Adjust the electrode gap to 0.028 - 0.031 in. ( 0.7 - 0.8 mm).
  • Page 29 3. Carefully remove the carbon deposits from the spark arrester screen with a wire brush. 4. Replace the spark arrester if it is damaged. If replacement parts are required, make sure to use only FIRMAN original equipment replacement parts. 5. Position the spark arrester in the muffler and attach with the screws.
  • Page 30 Maintenance - Storage Battery Replacement B(M6) A(M6X12) 1. Remove the spark plug wire from spark plug. 2. Remove the nut and bolt from the negative(-) and positive(+) posts. 3. Loosen and remove the screw A and nut B on the battery holding bracket. 4.
  • Page 31 Maintenance - Storage Long Term Storage It is important to prevent gum deposits from forming in essential fuel system components such as the carburetor, fuel hoses or tank during storage. Alcohol-blended fuels (called gasohol, ethanol or methanol) attract moisture, which leads to separation and formation of acids during storage. Acidic gas can damage the fuel system of an engine while in storage.

  • Page 32: Troubleshooting- Specifications

    3. Low oil level. generator on level surface. 1. Contact authorized FIRMAN Engine shuts down and 1. CO system fault yellow CO fault light blinking. service facility. For all other issues, contact authorized dealer or Firman customer service. English Customer Service: 1-844-FIRMAN1...
  • Page 33 Troubleshooting – Specifications SPECIFICATIONS Model H03654 Starting Watts 4550(GASOLINE)/4100(LPG) 3650(GASOLINE)/3300(LPG) Running Watts* Rated AC Voltage 120V Rated Fequency 60Hz Phase Single Voltage Regulator Power Factor Alternator Type Brushed Engine FIRMAN Engine Type Single Cylinder, 4-Stroke OHV Air Cooled Displacement 208cc...
  • Page 34 PARTS DIAGRAM AND PART LIST H03654 PARTS DIAGRAM English Customer Service: 1-844-FIRMAN1...
  • Page 35 208cc ENGINE PARTS DIAGRAM English Customer Service: 1-844-FIRMAN1...

  • Page 36: Parts Diagrams - Parts Lists - Wiring Diagram

    Parts Diagrams - Parts Lists - Wiring Diagram H03654 Portable Generator Qty. Qty. NO.Part Number Description NO.Part Number Description 336467010 Engine Subassembly 336713549 Fuel Tank Cap Comp. 336713501 Rubber Cap 2 336713807 Tank Fitting With Filter Rubber Cap1 Protector, Muff.
  • Page 37 Parts Diagrams - Parts Lists - Wiring Diagram Qty. Qty. Description Description NO.Part Number NO.Part Number 357713542 Flange Bolt M6×22 357713543 Nut M6 336713649 Screw&washer Assy M4×20 336713575 Outlet Cover 5-20R 330713582 Screw&washer Assy M4×14 336417025 Control Panel 336713832 Receptacle L5-30R 336713584 Receptacle TT-30R 336713588...
  • Page 38 Parts Diagrams - Parts Lists - Wiring Diagram FIRMAN 208cc Engine Qty. Qty. NO. Part Number Description NO. Part Number Description 336467012 Crankcase Comp. 336723558 Clapboard 317723516 Locating Pins 336723559 Mounting Bolt, Air Cleaner 336723502 Oil Level Sensor 336723560 Element, Air Cleaner 336723503 Flange Bolt M6×12...
  • Page 39 Parts Diagrams - Parts Lists - Wiring Diagram Wiring Diagram English Customer Service: 1-844-FIRMAN1...

  • Page 40: Service - Warranty

    FIRMAN GENERATOR will register the warranty upon receipt of your Warranty Registration Card and a copy of your sales receipt from one of FIRMAN’s retail locations as proof of purchase. Please submit your warranty registration and your proof of purchase within ten(10) days of the date of purchase.
  • Page 41 Limits of Implied Warranty and Consequential Damage FIRMAN disclaims any obligation to cover any loss of time, use of this product, freight, or any incidental or consequential claim by anyone from using this product. THIS WARRANTY IS IN LIEU OF ALL OTHER WARRANTIES, EXPRESS OR IMPLIED, INCLUDING WARRANTIES OF MERCHANT ABLILITY OR FITNESS FOR A PARTICULAR PURPOSE.
  • Page 42 If any such part fails during the period of warranty coverage, the part will be repaired or replaced by FIRMAN at no charge to the owner. Any such part repaired or replaced under the warranty will be warranted for the remaining warranty period.
  • Page 43 Service – Warranty (8) Throughout the emissions warranty period defined in Subsection (b)(2), FIRMAN will maintain a supply of warranted parts sufficient to meet the expected demand for such parts. (9) Any replacement part may be used in the performance of any warranty maintenance or repairs and must be provided without charge to the owner.
  • Page 44 FIRMAN POWER EQUIPMENT 8644 W. LUDLOW DR. PEORIA, AZ 85381 All rights reserved. Any reprinting or unauthorized use 1-844-347-6261 without the written permission is expressly prohibited. WWW.FIRMANPOWEREQUIPMENT.COM P/N:336747082 Rev:00...