Generac Power Systems 4000XL Owner's Manual
  1. Manuals
  2. Brands
  3. Generac Power Systems Manuals
  4. Inverter
  5. 4000XL 9777-2
  6. Owner's manual

Generac Power Systems 4000XL Owner's Manual

Extended life generator
Hide thumbs Also See for 4000XL:

Advertisement

Table of Contents

See also: Owner's Manual
Parts Included*
• Generator
• Wheel kit
• Storage Cover
• Battery charge cables
• Spare Spark Plug, Air Filter, and Oil Filter
• Spark Plug Wrench
• Locking 20 Amp plug
• Locking 30 Amp plug
• Engine oil
• Owner's manual
• Engine manual
*If any parts are missing or damaged, call 1-800-270-1408.
Model No. 9777-3 (4,000 Watt AC Generator) Manual No. 189393GS Revision 1 (09/11/2002)
Owner's Manual
Questions? Help is just a moment away!
Call: Generac Generator Helpline - 1-800-270-1408 M-F 8-5 CT
Web: www.generac-portables.com or www.briggsandstratton.com

Table of Contents

Safety Rules . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-3
Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-5
Know Your Generator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-11
Product Specifications. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Storage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Schematic . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Wiring Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Replacement Parts. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16-19
Warranty . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Last Page

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the 4000XL and is the answer not in the manual?

Questions and answers

Blaine Tweed
July 17, 2025

Is the generator designed to run with no load?

0

Subscribe to Our Youtube Channel

Related Manuals for Generac Power Systems 4000XL

Summary of Contents for Generac Power Systems 4000XL

  • Page 1: Table Of Contents

    Owner’s Manual Parts Included* Table of Contents Safety Rules ........2-3 •...

  • Page 2: Safety Rules

    4000XL Extended Life Generator EQUIPMENT WARNING DESCRIPTION The engine exhaust from this product contains chemicals known to the State of California to cause Read this manual carefully and become familiar cancer, birth defects, or other reproductive harm. with your generator. Know its applications, its limitations and any hazards involved.
  • Page 3 4000XL Extended Life Generator WARNING WARNING Gasoline and its vapors are extremely flammable Running engines produce heat.Temperature of and explosive. muffler and nearby areas can reach or exceed 150°F (65°C). Fire or explosion can cause severe burns or death. Severe burns can occur on contact.

  • Page 4: Assembly

    4000XL Extended Life Generator Your generator requires some assembly and is ready for INSTALL WHEEL KIT use after it has been properly serviced with the recommended oil and fuel. To install the wheel kit, the following tool is required: If you have any problems with the assembly of your •...
  • Page 5 4000XL Extended Life Generator • Remove the temporary blocks. • Use regular UNLEADED gasoline with the generator engine. Do Not use premium gasoline. Do Not mix oil • Center the handle bracket on generator frame at control with gasoline. panel end of cradle.

  • Page 6: Know Your Generator

    4000XL Extended Life Generator KNOW YOUR GENERATOR Read this owner’s manual and safety rules before operating your generator. Compare the illustrations with your generator, to familiarize yourself with the locations of various controls and adjustments. Save this manual for future reference.
  • Page 7 4000XL Extended Life Generator GROUNDING THE Turn the fuel valve to the “On” position (Figure 4). Figure 4 — Fuel Shut-off Valve GENERATOR The National Electrical Code requires that the frame and external electrically conductive parts of this generator be properly connected to an approved earth ground.
  • Page 8 4000XL Extended Life Generator Grasp the recoil handle and pull slowly until slight switch off, the engine will run at the normal high engine resistance is felt.Then pull rapidly one time only to speed. Always have the switch off when starting and start engine.

  • Page 9: Operation

    4000XL Extended Life Generator • Connect battery charge cable clamp with black handle Figure 9 — Temporary Cold Weather Shelter to the negative (–) battery terminal (Figure 8). Wind • Start engine. Let the engine run while battery recharges. • When battery has charged, shut down engine NOTE: Use an automotive hydrometer to test battery state of charge and condition.
  • Page 10 4000XL Extended Life Generator 120/240 Volt AC, 20 Amp Locking 120 Volt AC, 30 Amp Locking Receptacle Receptacle Use a NEMA L14-20 plug with this receptacle. Connect a Use a NEMA L5-30 plug with this receptacle. Connect a 4-wire cord set rated for 250 Volts at 20 Amps (or greater) 3-wire cord set rated for 125 Volts AC at 30 Amps to the (Figure 11).You can use the same 4-wire cord if you plan to...
  • Page 11 4000XL Extended Life Generator DON'T OVERLOAD YOUR Plug in and turn on the next load. Again, permit the generator to stabilize. GENERATOR Repeat steps 4 and 5 for each additional load. Never add more loads than the generator capacity.Take special care to consider surge loads in generator capacity, Capacity as described above.

  • Page 12: Product Specifications

    4000XL Extended Life Generator SPECIFICATIONS To Clean the Generator Maximum Surge Watts ....6,600 watts • Use a damp cloth to wipe exterior surfaces clean.

  • Page 13: Troubleshooting

    4000XL Extended Life Generator TROUBLESHOOTING Problem Cause Solution Circuit breaker is open. Reset circuit breaker. Engine is running, but Poor connection or defective cord set. Check and repair. Connected device is bad. Connect another device that is in good no AC output is available.

  • Page 14: Schematic

    4000XL Extended Life Generator SCHEMATIC...

  • Page 15: Wiring Diagram

    4000XL Extended Life Generator WIRING DIAGRAM...

  • Page 16: Replacement Parts

    4000XL Extended Life Generator EXPLODED VIEW – MAIN UNIT...
  • Page 17 4000XL Extended Life Generator PARTS LIST – MAIN UNIT Item Part # Qty Description Item Part # Qty Description A93199GS 1 CRADLE 37 66386GS 1 ASSY, Brush Holder A84021GS 1 SUPPORT, Engine 38 66849GS 2 SCREW 1 ENGINE 39 B4871GS...
  • Page 18 4000XL Extended Life Generator EXPLODED VIEW AND PARTS LIST – CONTROL PANEL Item Part # Qty Description Item Part # Qty Description 83976GS 1 PANEL, Control 13 84028GS 1 TRANSFORMER, Idle Control 83975GS 1 BOX, Control 14 67022GS 1 GROMMET, Rubber...
  • Page 19 4000XL Extended Life Generator EXPLODED VIEW AND PARTS LIST – WHEEL KIT Item Part # Qty Description 189715GS 1 ASSY, Handle B1764GS 1 LEG, Mounting 52858GS 2 NUT, Locking 39287GS 2 SCREW 191267FGS 1 AXLE B4966GS 2 WHEEL 191265GS 2 E-RING...

  • Page 20: Warranty

    LIMITED WARRANTY GENERAC PORTABLE PRODUCTS OWNER WARRANTY POLICY Effective October 1, 2001 LIMITED WARRANTY "Generac Portable Products, LLC will repair or replace, free of charge, any part, or parts of the equipment that are defective in material or workmanship or both.Transportation charges on parts submitted for repair or replacement under this Warranty must be borne by purchaser. This warranty is effective for the time periods and subject to the conditions provided for in this policy.

Table of Contents

Save PDF