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Harbor Freight Tools Predator 62523, User Manual, Page: 18 / 19

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Harbor Freight Tools Predator 62523 User Manual Download Page 18

Page 18

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

ITEM 62523 

        

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Main

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up

Troubleshooting

problem

possible Causes

probable Solutions

Engine will not start

FUEL RELATED:
1.  No fuel in tank or fuel valve closed. 

 
 

2.  Choke not in START position, cold engine.
3.  Gasoline with more than 10% ethanol used. 

(E15, E20, E85, etc.) 
 
 

4.  Low quality or deteriorated, old gasoline. 

 
 

5.  Carburetor not primed.
6.  Dirty fuel passageways. 

7.  Carburetor needle stuck.  

Fuel can be smelled in the air.

8.  Too much fuel in chamber. This can be 

caused by the carburetor needle sticking. 
 

9.  Clogged Fuel Filter.

FUEL RELATED:
1. 

Fill fuel tank with fresh 87+ octane stabilizer-treated 

unleaded gasoline and open fuel valve.

 

Do not use gasoline with more than 
10% ethanol (E15, E20, E85, etc.).

2.  Move Choke to START position.
3.  Clean out ethanol rich gasoline from fuel system.  

Replace components damaged by ethanol.  Use fresh 

87+ octane stabilizer-treated unleaded gasoline only. 

  

Do not use gasoline with more than 
10% ethanol (E15, E20, E85, etc.).

4. 

Use fresh 87+ octane stabilizer-treated 

unleaded gasoline.

 

Do not use gasoline with more than 
10% ethanol (E15, E20, E85, etc.).

5.  Pull on Starter Handle to prime.
6.  Clean out passageways using fuel additive.  

Heavy deposits may require further cleaning.

7. 

Gently

 tap side of carburetor float 

chamber with screwdriver handle.

8.  Turn Choke 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 START position.

9.  Replace Fuel Filter.

IGNITION (SPARK) RELATED:
1.  Spark plug cap not connected securely.
2.  Spark plug electrode wet or dirty.
3.  Incorrect spark plug gap.
4.  Spark plug cap broken.
5.  Incorrect spark timing or 

faulty ignition system.

IGNITION (SPARK) RELATED:
1.  Connect spark plug cap properly.
2.  Clean spark plug.
3.  Correct spark plug gap.
4.  Replace spark plug cap.
5.  Have qualified technician diagnose/

repair ignition system.

COMPRESSION RELATED:
1.  Cylinder not lubricated.   

Problem after long storage periods.

2.  Loose or broken spark plug.   

(Hissing noise will occur  
when trying to start.) 

3.  Loose cylinder head or damaged 

head gasket.  (Hissing noise will 
occur when trying to start.)

4.  Engine valves or tappets 

mis-adjusted or stuck.

ENGINE OIL RELATED:
1.  Low engine oil. 

2.  Engine mounted on slope, 

triggering low oil shutdown.

COMPRESSION RELATED:
1.  Pour tablespoon of oil into spark plug hole.  Crank 

engine a few times and try to start again.

2.  Tighten spark plug.   

If that does not work, replace spark plug.   
If problem persists, may have head 

gasket problem, see #3.

3.  Tighten head.   

If that does not remedy problem, replace head gasket. 

4.  Have qualified technician adjust/

repair valves and tappets.

ENGINE OIL RELATED:
1.  Fill engine oil to proper level.  Check engine 

oil before EVERY use.

2.  Operate engine on level surface. Check engine oil level.

Follow all safety precautions whenever diagnosing or servicing the generator or engine.

Summary of Contents for Predator 62523

Page 1: ... exhaust contains carbon monoxide This is a poison you cannot see or smell NEVER use inside a home or garage EVEN IF doors and windows are open Only use OUTSIDE and far away from windows doors and vents When unpacking make sure that the product is intact and undamaged If any parts are missing or broken please call 1 888 866 5797 as soon as possible Copyright 2015 by Harbor Freight Tools All rights...

Page 2: ...ne Type Horizontal Single Cylinder 4 stroke OHV Cooling System Forced air cooled Fuel Type 87 octane stabilizer treated unleaded gasoline Capacity 1 Gallon Engine Oil Type SAE 10W 30 Capacity 13 fl oz Run Time 25 Load with full tank 12 hr Bore x Stroke 48 6mm x 43mm Spark Plug Type A5RTC Torch or equivalent Gap 0 023 0 027 Valve Clearance Intake 0 004 0 006 Exhaust 0 004 0 006 Engine Speed 4600 RP...

Page 3: ... of Eye Injury Wear ANSI approved safety goggles with side shields Read the manual before set up and or use Symbol property or Statement WARNING marking concerning Risk of Hearing Loss Wear hearing protection WARNING marking concerning Risk of Respiratory Injury Operate engine OUTSIDE and far away from windows doors and vents WARNING marking concerning Risk of Fire while handling fuel Do not smoke...

Page 4: ...haust contains carbon monoxide This is a poison you cannot see or smell OFF run STarT LOW OiL OVErLOaD OuTpuT paraLLEL OuTLETS rESET aC 120V rESET DC 12V ESC THrOTTLE OFF run STarT LOW OiL OVErLOaD OuTpuT paraLLEL OuTLETS rESET aC 120V rESET DC 12V ESC THrOTTLE NEVER use inside a home or garage EVEN IF doors and windows are open OFF run STarT LOW OiL OVErLOaD OuTpuT paraLLEL OuTLETS rESET aC 120V ...

Page 5: ...ded by Harbor Freight Tools for your model Accessories that may be suitable for one piece of equipment may become hazardous when used on another piece of equipment 28 Do not operate in explosive atmospheres such as in the presence of flammable liquids gases or dust Gasoline powered engines may ignite the dust or fumes 29 Stay alert watch what you are doing and use common sense when operating this ...

Page 6: ...or otherwise degraded Replace terminals that are worn discolored or corroded Keep terminals clean and tight 4 Do not alter or adjust any part of the equipment or its engine that is sealed by the manufacturer or distributor Only a qualified service technician may adjust parts that may increase or decrease governed engine speed 5 Wear ANSI approved safety goggles heavy duty work gloves and dust mask...

Page 7: ... in accordance with all relevant electrical codes and standards before operation Have the unit grounded by a qualified electrician if you are not qualified to do so 2 To ground the Generator connect a 6 AWG grounding wire not included from the Grounding Terminal on the Control Panel to a grounding rod not included The grounding rod must be an earth driven copper or brass rod electrode which can ad...

Page 8: ...se and replace the Access Panel nOTiCE Do not run the engine with too little oil Engine will shut off if engine oil level is too low Full level Checking and Filling Fuel WarninG TO prEVEnT SEriOuS inJury FrOM FirE Fill the fuel tank 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 adding fuel Do not smoke 1 Clean ...

Page 9: ...several times to 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 starts Do not let the Starter Handle snap back against the housing Hold it as it recoils so it doesn t hit the housing note If engine does not start check engine oil level Engine will not ...

Page 10: ... the MainTEnanCE section nominal 12VDC Output 1 Do not use any 120VAC outlet while using the 12VDC outlet 2 Move the Economy ESC Switch to the OFF position 3 Only use the 12VDC receptacle to charge a 12 volt lead acid type battery using an appropriate charge controller Battery and controller not included The 12VDC output is not regulated 4 Do not connect any device to the 12VDC terminal that draws...

Page 11: ...he Generator to completely run out of fuel with devices attached a Generator s output may sharply spike as it runs out of fuel causing damage to attached devices Overload Light note The OVERLOAD light may turn on for a few seconds as a large device starts up This is normal for loads approaching the capacity of this Generator 1 The total combined load through the outlet on the Generator must not ex...

Page 12: ...electrical load devices off and unplug them from the Generator 2 Turn the Combination Switch off 3 Close vent on Gas Cap OFF run STarT LOW OiL OVErLOaD OuTpuT paraLLE L OuTLE TS rESET aC 120V rESET DC 12V ESC THr OTT LE STarT OFF run EMErGEnCy SHuT OFF OFF run STarT LOW OiL OVErLOaD OuTpuT paraLLE L OuTLE TS rESET aC 120V rESET DC 12V ESC THr OTT LE STarT OFF run 2 unplug Loads 1 OFF run STarT LOW...

Page 13: ...e equipment instead Cleaning Maintenance and Lubrication Schedule note This maintenance schedule is intended solely as a general guide If performance decreases or if equipment operates unusually check systems immediately The maintenance needs of each piece of equipment will differ depending on factors such as duty cycle temperature air quality fuel quality and other factors note The following proc...

Page 14: ...e Follow fuel stabilizer manufacturer s recommendations for use 5 Then replace the Fuel Cap 6 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 Engine Oil Change CauTiOn Oil is very hot during operation and can cause burns Wait for engine to cool before changing oil 1 Make sure the engine i...

Page 15: ...revent injury from dust and debris wear ANSI approved safety goggles NIOSH approved dust mask respirator and heavy duty work gloves In a well ventilated area away from bystanders use pressurized air to blow dust out of the air filter For foam filter elements Wash the element in warm water and mild detergent several times Rinse Squeeze out excess water and allow it to dry completely Soak the filter...

Page 16: ...ark plug or equivalent Using an incorrect spark plug may damage the engine 6 When installing a new spark plug adjust the plug s gap to the specification on the Specifications chart Do not pry against the electrode the spark plug can be damaged 7 Apply anti sieze material to Spark Plug threads Install the new spark plug or the cleaned spark plug into the engine Gasket style Finger tighten until the...

Page 17: ...Change engine oil b Clean out area around spark plug Remove spark plug and pour one tablespoon of engine oil into cylinder through spark plug hole c Replace spark plug but leave spark plug cap disconnected d Pull Starter Handle to distribute oil in cylinder Stop after one or two revolutions when you feel the piston start the compression stroke when you start to feel resistance 4 STOraGE arEa Cover...

Page 18: ... RUN position Remove spark plug and pull the start handle several times to air out the chamber Reinstall spark plug and set Choke to START position 9 Replace Fuel Filter IGNITION SPARK RELATED 1 Spark plug cap not connected securely 2 Spark plug electrode wet or dirty 3 Incorrect spark plug gap 4 Spark plug cap broken 5 Incorrect spark timing or faulty ignition system IGNITION SPARK RELATED 1 Conn...

Page 19: ...rating 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 fuel tank with fresh 87 octane stabilizer treated unleaded gasoline Do not use gasoline with more than 10 ethanol E15 E20 E85 etc 2 Do not exceed equipment s load rating 3 Have qualified technician diagnose and service engine Engi...

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