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Item  69728  69729        

      Page 8

For Generator technical questions, please call 1-888-866-5797.

For Engine technical questions, please call 1-800-520-0882.

SAFETY

OPERA

TION

MAINTENANCE

SETUP

Initial Tool Set Up/Assembly

Read the ENTIRE IMPORTANT SAFETY INFORMATION section at the beginning of this 

manual including all text under subheadings therein before set up or use of this product.

TO PREVENT SERIOUS INJURY: 

Operate only with proper spark arrestor installed.

Operation of this equipment may create sparks that can start fires around dry vegetation. 

A spark arrestor may be required. The operator should contact local fire agencies 

for laws or regulations relating to fire prevention requirements.

High Altitude Operation Above 3000 feet

WARNING!

 

TO PREVENT SERIOUS INJURY FROM FIRE:

 

Follow instructions in a well-ventilated area away from ignition sources.   

If the engine is hot from use, shut the engine off and wait for it to cool before proceeding.  Do not smoke.

NOTICE

 Warranty void if necessary adjustments are not made for high altitude use.

At high altitudes, the engine’s carburetor, governor, and any other parts that control the fuel-air ratio will need 

to be adjusted by a qualified mechanic to allow efficient high-altitude use and to prevent damage to the engine 

and any other devices used with this product.  The fuel system on this engine may be influenced by operation 

at higher altitudes.  Proper operation can be ensured by installing an altitude kit at altitudes higher than 3000 ft. 

above sea level.  At elevations above 8000 ft, the engine may experience decreased performance, even with 

the proper main jet.  Operating this engine without the proper altitude kit installed may increase the engine’s 

emissions and decrease fuel economy and performance. The kit should be installed by a qualified mechanic.
1.  Turn off the engine.
2.  Close the fuel valve.
3.  Place a bowl under the fuel cup to catch any spilled fuel.

CAUTION!

 Carburetor bowl may have gas in it which will leak upon removing the bolt.

4.  Unthread the bolt holding the fuel cup.
5.  Remove the bolt, Bolt Seal, fuel cup, Fuel Cup Seal and Main Jet from the body of the carburetor assembly.   

A carburetor screwdriver (not included) is needed to remove and install the Main Jet.

Note:

  The mixing tube is held in place by the Main Jet and 

might fall out when it is removed.  If it falls out, replace it in 

the same orientation before replacing the Main Jet.
6.  Replace the Main Jet with the replacement Main Jet 

needed for your altitude range (part 1a or 2a).

Note:

 The Fuel Cup Seal and Bolt Seal may be damaged during 

removal and should be replaced with the new ones from the kit.
7.  Replace the Fuel Cup Seal (4a), fuel cup, 

Bolt Seal (3a), and bolt. Tighten in place.

CAUTION:

 Do not cross thread bolt when tightening.  

Finger tighten first and then use a wrench to 

make sure the bolt is properly threaded.
8.  Wipe up any spilled fuel and allow excess to evaporate 

before starting engine. To prevent FIRE, do not start the 

engine while the smell of fuel hangs in the air.

High Altitude Kit Parts List - A

Part

Description

Qty

1a

Main Jet 3000-6000 ft.

1

2a

Main Jet 6000-8000 ft.

1

3a

Bolt Seal

1

4a

Fuel Cup Seal

1

Carburetor 

Assembly

Main Jet

Fuel Cup Seal

Mixing Tube

(might remain 

inside carburetor)

Fuel Cup

Bolt Seal

Bolt

Summary of Contents for 69*729

Page 1: ......

Page 2: ...utions should always be followed including the following Set up Precautions 1 Gasoline fuel and fumes are flammable and potentially explosive Use proper fuel storage and handling procedures Do not sto...

Page 3: ...om the equipment especially while it is operating 6 Keep all spectators at least six feet from the Engine during operation 7 Fire Hazard Do not fill gas tank while engine is running Do not operate if...

Page 4: ...ects such as tools away from exposed live electrical parts and connections to avoid sparking or arcing These events could ignite fumes or vapors 29 Stay alert watch what you are doing and use common s...

Page 5: ...spirator during service 6 Maintain labels and nameplates on the equipment These carry important information If unreadable or missing contact Harbor Freight Tools for a replacement 7 Have the equipment...

Page 6: ...2 F or below Capacity 6 Quart 6L Run Time 50 load 10 hr Spark Plug Torch F6TC or equivalent 0 7 0 8mm gap Operational Volume 70 dB Available accessories Wheel kit sold separately Item 69728 The emissi...

Page 7: ...ment only to the AC Receptacle that is compatible with the electrical characteristics and rated capacities of the tools and equipment being used 3 ON OFF Circuit Breakers The circuit breaker protects...

Page 8: ...000 ft the engine may experience decreased performance even with the proper main jet Operating this engine without the proper altitude kit installed may increase the engine s emissions and decrease fu...

Page 9: ...full level as shown above 5 If the oil level is at or below the low mark add the appropriate type of oil until the oil level is at the proper level SAE 10W 30 oil is recommended for general use The SA...

Page 10: ...ns to prepare the Generator b Unplug all loads from the Generator c Inspect the Generator and engine d Fill the engine with the proper amount and type of both fuel and oil Basic Generator Use Procedur...

Page 11: ...allow the gasoline to flow into the Engine s carburetor Then pull the Starter Handle gently until resistance is felt Allow Cable to retract fully and then pull it quickly Repeat until the engine start...

Page 12: ...s that require the most wattage first b Connect inductive load appliances tools and equipment next Inductive loads are small hand tools and some small appliances c Connect any lights next d Voltage se...

Page 13: ...To Calculate Wattage Volts and amps can be multiplied together to get watts volts x amps watts To Calculate Additional Start Up Watts If They Are Not Listed For equipment with a motor Use the rated w...

Page 14: ...UP Stopping the Engine in an Emergency To stop the engine in an emergency turn the Engine Switch off NOTICE Generator shut off under load may damage the generator and attached equipment Stopping the E...

Page 15: ...ity to safely service the equipment or engine have a qualified technician service the equipment instead Cleaning Maintenance and Lubrication Note This maintenance schedule is intended solely as a gene...

Page 16: ...o prevent FIRE do not start the engine while the smell of fuel hangs in the air Engine Oil Change CAUTION Oil is very hot during operation and can cause burns Wait for engine to cool before changing o...

Page 17: ...rk plug cap from end of plug Clean out debris from around spark plug 2 Using a spark plug wrench remove the spark plug 3 Inspect the spark plug If the electrode is oily clean it using a clean dry rag...

Page 18: ...t cup next to the bowl and allow the fuel to drain from there as well c Open the fuel valve After all fuel has drained reinstall the drain bolt and sediment cup if equipped Tighten securely 3 LUBRICAT...

Page 19: ...oke to RUN position Remove spark plug and pull the start handle several times to air out the chamber Reinstall spark plug and set Choke to CHOKE position 9 Replace Fuel Filter IGNITION SPARK RELATED 1...

Page 20: ...ine to warm up prior to operating equipment Engine knocks 1 Old or low quality gasoline 2 Engine overloaded 3 Incorrect spark timing deposit buildup worn engine or other mechanical problems 1 Fill fue...

Page 21: ...1 78 Nut 1 79 Bolt Governor Support 1 80 Spring Governor 1 81 Rod Governor 1 82 Spring Throttle Valve Returning 1 83 Control Assy Throttle 1 84 Bolt 2 85 Muffler Assy 1 86 Cover Muffler Outer 1 87 Br...

Page 22: ...6 1 55 58 5 9 6 3 62 5 9 5 9 5 9 60 60 57 56 47 48 48 49 49 5 0 5 0 5 1 5 1 42 43 5 244 41 5 2 36 37 77 80 81 82 83 84 84 78 79 26 123 115 118 118 119 120 121 116 116 117 122 6 8 6 7 6 6 6 4 6 5 5 4...

Page 23: ...Also included may be hoses belts connectors and other emission related assemblies Where a warrantable condition exists HFT will repair your engine at no cost to you including diagnosis parts and labo...

Page 24: ...irst scheduled replacement point for that part Any replacement part provided it is equivalent in durability and performance may be used in performance of maintenance or repairs The owner is responsibl...

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