Firman WO1781 Owner's Manual
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Firman WO1781 Owner's Manual

Portable inverter generator
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OWNER'S MANUAL
PORTABLE INVERTER GENERATOR
IMPORTANT:
Record product information to reference when ordering parts or
obtaining warranty coverage.
DO NOT RETURN TO
STORE!
Read all safety precautions and instructions carefully
before operating equipment.
Ensure engine is stopped and level before performing
any maintenance or service.
MODEL NUMBER
W01781
Rev Level:02

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  • Page 1 OWNER’S MANUAL PORTABLE INVERTER GENERATOR MODEL NUMBER W01781 Rev Level:02 Read all safety precautions and instructions carefully IMPORTANT: before operating equipment. Ensure engine is stopped and level before performing any maintenance or service. Record product information to reference when ordering parts or obtaining warranty coverage.

  • Page 2: Table Of Contents

    Table of Contents ......1 .....23 Introduction Trouble Shooting Safety Precautions .

  • Page 3: Introduction

    Save these original instructions for future reference. This manual covers operation and maintenance of the FIRMAN generators. All information in this publication is based on the latest production information available at the time of approval for printing.

  • Page 4: Safety Precautions

    SAFETY PRECAUTIONS WARNING The engine exhaust from this product contains chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. WARNING Certain components in this product and related accessories contain chemicals known to the State of California to cause cancer, birth defects or other reproductive harm.
  • Page 5 CORRECT USAGE Example location to reduce risk of carbon monoxide poisoning • ONLY use outside and downwind, far away from windows, doors and vents. • Direct exhaust away from occupied spaces. INCORRECT USAGE Do not operate in any of the following locations: Near any door, window or vent Garage Basement...
  • Page 6 WHEN OPERATING EQUIPMENT WARNING • DO NOT operate this product inside any S t a r t e r c o r d k i c k b a c k ( r a p i d building, carport, porch, mobile equipment, retraction) will pull hand and arm marine applications, or enclosure.
  • Page 7 • When using generator for backup power, WARNING notify utility company. Unintentional sparking • Use a ground fault circuit interrupter (GFCI) could cause fire or in any damp or highly conductive area, electric shock resulting such as metal decking or steel work. in death or serious •...

  • Page 8: Unpacking The Generator

    NOTE: 1. Engine Oil(Bottle) ..... . . 1 Improper treatment of generator could damage 2. Oil Funnel ....... 1 it and shorten its life.

  • Page 9: Controls And Features

    CONTROLS AND FEATURES Generator ⑦ ① ② ③ ⑨ ⑩ ⑪ ⑧ ④ ⑤ ⑥ Carrying Handle 2- Fuel Lever Vent – Turn this valve to the “On” position to supply air to the tank. 3- Fuel Cap 4- Control Panel 5- Recoil Starter 6- Muffler/Spark Arrester 7- Spark Plug Access Cover...

  • Page 10: Control Panel

    The engine will not start until Parallel Operation Outlets - These outlets are used the proper amount of oil is in the crank case. for connecting two FIRMAN inverter generators for Choke Knob parallel operation. A FIRMAN parallel kit(optional equipment) is required for parallel operation.

  • Page 11: Specifications

    Oil Type AN IMPORTANT MESSAGE ABOUT TEMPERATURE: Your Firman Power Equipment product is designed and rated for continuous operation at ambient temperatures up to 40°C (104°F). When your product is needed, your product may be operated at temperatures ranging from -15°C (5°F) to 50°C (122°F) for short periods. If the product is exposed to temperatures outside this range during storage, it should be brought back within this range before operation.

  • Page 12: Add Engine Oil

    Add Engine Oil CAUTION DO NOT attempt to crank or start the engine before it has been properly filled with the recommended type and amount of oil. Damage to the generator as a result of failure to follow these instructions will void your warranty. NOTE: The recommended oil type is 10W-30 automotive oil.

  • Page 13: Add Fuel

    Add Fuel Fuel must meet these requirements: • Clean, fresh, unleaded gasoline. • Use regular UNLEADED gasoline with the generator engine with a minimum 87 octane / 87 AKI (91 RON). For high altitude use, see "Operation at High Altitude". •...

  • Page 14: Connecting To A Building's Electrical

    Connecting to a Building's Electrical System OPERATION Generator Location Connections for standby power to a building's electrical system must be made by a qualified WARNING electrician. The connection must isolate the generator power from utility power or other Make sure you review each warning in order to alternative power sources and must comply prevent fire hazard.

  • Page 15: Surge Protection

    • Starting the Generator Operate this product ONLY outside far away from windows, doors and vents to reduce 1. Before starting the generator, check for loose the risk of carbon monoxide gas from or missing parts and for any damage which accumulating and potentially being drawn may have occurred during shipment.

  • Page 16: Connecting Electrical Loads

    6. Pull the choke lever out to the “START” position. bones, fractures, bruises, or sprains resulting in serious injury. When starting engine, pull cord slowly until resistance is felt and then pull rapidly to avoid kickback. Keep choke lever in “START” position for only 1 pull of the recoil starter.

  • Page 17: Economy Control Switch

    WARNING For periods of high electrical load or momentary fluctuations, the Economy Control Switch should be turned OFF. 12V DC Outlet (Battery Charger) The 12V DC outlet is ONLY to be used with the supplied 12V battery charging cable. The DC output is unregulated and will damage other 12V DC products.

  • Page 18: Stopping The Engine

    2. Press the engine switch to the “OFF”(O) position. 2. Plug the battery charging cable into the DC receptacle of the generator. 3. Connect the red (+) battery charger lead to the red (+) battery terminal. 4. Connect the black (–) battery charger lead to the black (–) battery terminal.

  • Page 19: Low Oil Shutdown

    1.DO NOT try to restart the engine. 3. Inspect the Air Inlet and Control Panel for any 2.Contact an Authorized FIRMAN Service Dealer. blockage. Remove blockage if found. 3.DO NOT operate engine until oil level is corrected. 4. Restart Engine.

  • Page 20: Maintenance And Storage

    MAINTENANCE AND STORAGE MAINTENANCE SCHEDULE Every Daily(Before Initial Every 100 hours ITEM NOTES operation) 25 hours 50 hours (or annual) Check condition. Adjust gap √ Spark Plug and clean. Replace if necessary. √ Check oil level. Engine Oil √ √ Replace.

  • Page 21: Engine Maintenance

    • ENGINE MAINTENANCE Use fresh and high quality lubricating oil to the specified quantity. To prevent accidental starting, remove and If contaminated or deteriorated oil is used or ground spark plug wire before performing any the quantity of the engine oil is not sufficient, service.

  • Page 22: Spark Plug Maintenance

    Spark Plug Maintenance Inspect Muffler and Spark Arrester Changing the spark plug will help your engine Inspect the muffler for cracks, corrosion, or to start easier and run better. other damage. Remove the spark arrester, if (a) Remove the spark plug cover. equipped, and inspect for damage or carbon blockage.

  • Page 23: Generator Maintenance

    GENERATOR MAINTENANCE Make certain that the generator is kept clean and stored properly. Only operate the unit on a flat, level surface in a clean, dry operating environment. DO NOT expose the unit to extreme conditions, excessive dust, dirt, moisture or corrosive vapours. CAUTION DO NOT use a garden hose to clean the generator.

  • Page 24: Service And Storage

    • Turn the fuel valve to the “OFF”(O) position. SERVICE AND STORAGE • Tighten the drain screw. Install the maintains cover and tighten screws. Infrequent Service • When the engine has completely cooled down If the unit is used infrequently, difficult starting turn the Fuel Cap Air Vent to the “OFF”...

  • Page 25: Trouble Shooting

    TROUBLE SHOOTING Problem Cause Correction 1. Circuit breaker is open. 1. Reset circuit breaker. 2. Fault in generator. 2. Contact authorized service facility. Engine is running, but no 3. Poor connection or defective cord 3. Check and repair. AC output is available. set.

  • Page 26: Parts Diagram And Parts List

    PARTS DIAGRAM AND PARTS LIST W01781 Parts Diagram Page 24...

  • Page 27: Engine Parts Diagram

    80cc Engine Parts Diagram Page 25...

  • Page 28: Parts List

    W01781 Parts List Description Qty. NO. Part Number Description Qty. NO. Part Number 317713500 Screw M4×10 Fuel Guide 317713550 317713501 317713574 Fuel Hose 2 Cover, Top 317713502 Fuel Valve Screw M5×14 317713552 317713503 317713553 Clamp 1 Right Side Cover Assy Fuel Hose 4 317713504 Passage way,Air Cleaner...
  • Page 29 SPE80 80cc Engine Parts List Qty. Qty. NO. Part Number Description NO. Part Number Description 317723500 Bolt M6×12 317723552 Setting Flash Board 317723501 Starter Assy. 317723553 Muff. Protector Seal 317723502 Bolt M6×15 317723554 317723503 317723555 Breather Pipe 317723504 Air Shroud Comp. 317723556 Cyl.

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