Kohler PRO 2.8 i Owner's Manual
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Kohler PRO 2.8 i Owner's Manual

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Generator
OWNER'S MANUAL
Read this manual carefully before operating this machine.
PRO 2.8 i
7VU-28199-L1

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Summary of Contents for Kohler PRO 2.8 i

  • Page 1 Generator OWNER’S MANUAL Read this manual carefully before operating this machine. PRO 2.8 i 7VU-28199-L1...
  • Page 2 Read this manual carefully before operating this machine. This manual should stay with this machine if it is sold.
  • Page 3 AE00002 INTRODUCTION Congratulations on your purchase of your new Kohler. This manual will provide you with a good basic understanding of the operation and maintenance of this machine. If you have any questions regarding the operation or maintenance of your machine, please consult a Kohler portable dealer.
  • Page 4 If there is any question concerning this manual, please consult a Kohler por- table dealer. A TIP provides key information to make 9 This manual should be considered a procedures easier or clearer.

  • Page 5: Table Of Contents

    Recoil starter ........7 Machine identification ....... 40 Engine switch ........7 WIRING DIAGRAM ......41 Economy control switch ...... 8 PRO 2.8 i .......... 41 DC protector ........8 G.F.C.I. Receptacle ......9 PREPARATION ........10 Fuel ........... 10 Engine oil ..........

  • Page 6: Safety Information

    AE00071 SAFETY INFORMATION 9 This generator is not designed for on-board use. Do not use it while installed on the vehicle. 9 Do not modify the generator or use it with its parts removed. 9 Do not allow children to operate the generator. 9 Be sure to carry the generator only by its carrying handle(s).

  • Page 7: Exhaust Fumes Are Poisonous

    AE00072 Exhaust fumes are poisonous 9 Using a generator indoors CAN KILL YOU IN MINUTES. Generator exhaust contains carbon monoxide. This is a poison you cannot see or smell. 9 NEVER use inside a home or garage, EVEN IF 741-002 doors and windows are open.

  • Page 8: Electric Shock Prevention

    9 Avoid placing any flammable materials near the exhaust outlet during operation. 741-007 9 In order to prevent overheating, ensure adequate airflow by keeping the machine at least 1 m (3 ft) from objects or other equipment. 741-008a 9 Do not operate the engine with a dust cover or other objects covering it.

  • Page 9: Connection Notes

    AE00088 Connection notes 9 Avoid connecting the generator to commercial power outlet. 9 Avoid connecting the generator in parallel with any other generator. 1 Correct 2 Incorrect AE00091 Connection WARNING Before the generator can be connected to a build- ing’s electrical system, a licensed electrician must install an isolation (transfer) switch in the build- ing’s main fuse box.

  • Page 10: Location Of Important Labels

    AE00062 LOCATION OF IMPORTANT LABELS Please read the following labels carefully before oper- ating this generator. Maintain or replace safety and instruction labels, as necessary. DANGER Using a generator indoors CAN KILL YOU IN MINUTES. Generator exhaust contains carbon monoxide. This is a poison you cannot see or smell.

  • Page 11: Description

    AE00102 DESCRIPTION PRO 2.8 i 1 Carrying handles (shaded) 2 Fuel tank 3 Fuel tank cap 4 Fuel level gauge 5 Ground (earth) terminal 6 Oil filler cap 7 Oil drain bolt 8 Recoil starter 9 Choke knob 0 Fuel cock...

  • Page 12: Control Function

    AE00101 CONTROL FUNCTION AE00111 Oil warning light (red) When the oil level falls below the lower level, the oil warning light (red) comes on and then the engine stops automatically. Unless you refill with oil, the engine will not start again. If the engine stalls or does not start, turn the engine switch to “7”...

  • Page 13: Economy Control Switch

    Reduce the load of the connected electric device below the specified rated output of the generator if the DC protector turns off. If the DC protector turns off again, stop using the device immediately and consult a Kohler portable dealer. 33 590 04 KohlerPower.com...

  • Page 14: G.f.c.i. Receptacle

    AE00848 G.F.C.I. Receptacle The G.F.C.I. (Ground Fault Circuit Interrupter) shuts off power to the protected receptacles if a ground fault (electrical leak) is detected. If the reset button pops out, the equipment plugged into the receptacle may be faulty. If this happens, 763-105a check the equipment carefully.

  • Page 15: Preparation

    PREPARATION AE00856 Fuel WARNING 9 Fuel is highly flammable and poisonous. Check “SAFETY INFORMATION” (See page 2) carefully before filling. 9 Do not overfill the fuel tank, otherwise it may overflow when the fuel warms up and expands. 9 After fill the fuel, make sure the fuel tank cap is tightened securely.

  • Page 16: Engine Oil

    7DF-020 Full 5 “F” Empty 6 “E” Your Kohler engine has been designed to use regular unleaded gasoline with a pump octane number ((R + M)/2) of 86 or higher, or research octane number of 91 or higher. AE00222 Engine oil...

  • Page 17: Ground (Earth) Terminal

    0°C 25°C Recommended engine oil: å Kohler 10W-30, å Kohler 10W-30 SAE 10W-30 or 10W-40 ∫ SAE #30 ∂ SAE 10W ç SAE #20 ∫ SAE #30 ç SAE #20 ∂ SAE 10W 32°F 80°F Recommended engine oil grade: API Service SE type or higher Engine oil quantity: 0.6 L (0.63 US qt, 0.53 Imp qt)

  • Page 18: Pre-Operation Check

    9 Check oil level in engine. 9 If necessary, add recommended oil to specified level. 9 Check generator for oil leakage. The point where abnormality was recognized by 9 Check operation. 9 If necessary, consult a Kohler portable dealer. KohlerPower.com 33 590 04...

  • Page 19: Operation

    AE00955 OPERATION WARNING 9 Never operate the engine in a closed area or it may cause unconsciousness and death within a short time. Operate the engine in a well ven- 761-073 tilated area. 9 Before starting the engine, do not connect any electric devices.
  • Page 20 4. Pull the choke knob fully out. 5 Choke knob The choke is not required to start a warm engine. 701-047b Push the choke knob in to the original position. 5. Pull the recoil starter slowly until it is engaged, then pull it briskly.

  • Page 21: Application Range

    Otherwise, generator damage may occur. 0.4–0.75 Power factor 0.8–0.95 (Efficiency 0.85) Rated voltage 12 V PRO 2.8 i –2,500 W –2,000 W –850 W Rated current 10 A 9 “–” means below. 9 Application wattage indicates when each device is used by itself.

  • Page 22: High Altitude Operation

    4000 ft. (1219 meters). If you operate your engine at altitudes above 4000 ft. (1219 meters) consistently, have your local Kohler portable dealer per- form the necessary carburetor modification. This engine should be operated in its origi- nal configuration below 4000 ft.

  • Page 23: Connection

    AE01001 Connection Alternating Current (AC) WARNING Be sure any electric devices are turned off before plugging them in. NOTICE 9 Be sure all electric devices including the lines and plug connections are in good condition before connection to the generator. 9 Be sure the total load is within generator rated output.
  • Page 24 4. Turn the economy control switch to “I” (ON) and turn on any electric devices. 2 “I” (ON) The economy control switch must be turned to “3” 763-129a (OFF) when using electric devices that require a large starting current, such as a compressor or a submers- ible pump.

  • Page 25: Battery Charging

    Battery charging NOTICE 9 Do not connect a VRLA (Valve Regulated Lead Acid) battery. To charge a VRLA battery, a spe- cial (constant-voltage) battery charger is required. 9 Do not use AC and DC power at the same time or the generator may be damaged. 9 The generator DC rated voltage is 12 V.
  • Page 26 To restart charging the battery, turn the DC protector on by pressing its button to “I” (RESET). If the DC protector turns off again, stop charging the battery immediately and consult a Kohler portable dealer. KohlerPower.com 33 590 04...
  • Page 27 9 Follow instructions in the owner’s manual for the battery to determine the end of battery charging. 9 Measure the specific gravity of electrolyte to determine if the battery is fully charged. At full charge, the electrolyte specific gravity is between 1.26 and 1.28.
  • Page 28 Operating range of DC power supply (exclusively for charging 12 V battery) This power source is designed to charge batteries up to 40 Ah that are half-discharged. Do not charge bat- teries of a higher capacity than 40 Ah. 12 V battery The time required for recharging a battery varies depending on the discharge level of the battery.

  • Page 29: Stopping The Engine

    AE00992 Stopping the engine 1. Turn off any electric devices. 2. Turn the economy control switch to the “3” (OFF) position. 1 “3” (OFF) 763-126b 3. Disconnect any electric devices. 761-073 4. Turn the engine switch to the “5” (STOP) position. 2 “5”...

  • Page 30: Periodic Maintenance

    The most impor- tant points of generator inspection, adjustment, and lubrication are explained on the fol- lowing pages. WARNING If you are not familiar with maintenance work, have a Kohler portable dealer do it for you. AE00403 Maintenance chart WARNING Stop the engine before starting maintenance work.
  • Page 31 *2 ..The air filter element needs to be cleaned more frequently when using in unusually wet or dusty areas. ★ ..Since these items require special tools, data and technical skills, have a Kohler portable deal- er perform the service.

  • Page 32: Spark Plug Inspection

    6. Install the spark plug cap. AE00431 Carburetor adjustment The carburetor is a vital part of the engine. Adjusting should be left to a Kohler portable dealer with the pro- fessional knowledge, specialized data, and equipment to do so properly. KohlerPower.com...

  • Page 33: Engine Oil Replacement

    AE00972 Engine oil replacement WARNING Avoid draining the engine oil immediately after stopping the engine. The oil is hot and should be handled with care to avoid burns. 1. Place the generator on a level surface and warm up the engine for several minutes. Then stop the engine.

  • Page 34: Muffler Screen And Spark Arrester

    0°C 25°C Recommended engine oil: å Kohler 10W-30, å Kohler 10W-30 SAE 10W-30 or 10W-40 ∫ SAE #30 ∂ SAE 10W ç SAE #20 ∫ SAE #30 ç SAE #20 ∂ SAE 10W 32°F 80°F Recommended engine oil grade: API Service SE type or higher Engine oil quantity: 0.6 L (0.63 US qt, 0.53 Imp qt)
  • Page 35 3. Remove the spark arrester. 4 Spark arrester 711-054e 4. Remove the carbon deposits on the muffler screen, muffler cap and spark arrester using a wire brush. NOTICE When cleaning, use the wire brush lightly to avoid 711-022 damaging or scratching of the muffler screen, muf- fler cap and spark arrester.

  • Page 36: Air Filter

    AE00451 Air filter 1. Remove the screws, and then remove the air filter case cover. 2. Remove the foam element. 1 Screw 2 Air filter case cover 3 Foam element 3. Wash the foam element in solvent and dry it. WARNING Never use solvent while smoking or in the vicinity of an open flame.

  • Page 37: Fuel Cock

    Fuel cock WARNING Never use the gasoline while smoking or in the vicinity of an open flame. 1. Stop the engine. 2. Turn the fuel cock lever to OFF. 3. Remove the fuel cock cup, gasket and fuel strainer. 4. Clean the cup and fuel strainer with gasoline and wipe it off.

  • Page 38: G.f.c.i. Receptacle Test

    763-059 3. If G.F.C.I. operation is correct, push in the reset button. If the G.F.C.I. operates incorrectly, consult a Kohler portable dealer. WARNING Do not operate the generator with a faulty G.F.C.I. circuit. Electric shock could occur. Have the gen- erator repaired by a qualified mechanic.

  • Page 39: Troubleshooting

    704-016 763-084i Poor spark 2 Spark plug dirty with carbon or wet ..Remove carbon or wipe spark plug dry. 2 Faulty ignition system ..Consult a Kohler porta- ble dealer. 791-001d AE00785 Generator won’t produce power 2 Safety device (AC) to OFF ..Stop the engine, then restart.
  • Page 40 Replace or Clean the spark adjust gap. plug. Does not spark Clean Check the following. Clogged 9 Fuel line clogging. replace. Engine does not start. 9 Air filter element clogging. Consult a Kohler portable dealer. KohlerPower.com 33 590 04...

  • Page 41: Storage

    AE00601 STORAGE Long term storage of your generator will require some preventive procedures to guard against deterioration. AE00611 Drain the fuel 1. Turn the engine switch to “5” (STOP). 1 “5” (STOP) 2. Remove the fuel tank cap and fuel tank filter. Extract the fuel from the fuel tank into an approved gasoline container using a commercially 763-085e...

  • Page 42: Engine

    6. Drain the fuel remaining in the carburetor into an approved container by loosening the drain screw on the carburetor float chamber. 4 Drain screw 7. Tighten the drain screw. 7VU-004 8. Turn the engine switch to “5” (STOP). 9. Turn the fuel cock lever to OFF. 10.

  • Page 43: Exhaust Emission Control System And Components

    The acronyms conform to the latest version of the SAE’s recommended practice docu- ment J1930, “Diagnostic Acronyms, Terms, and Definitions For Electrical/Electronic System”. It is recommended that these items be serviced by a Kohler portable dealer. 33 590 04 KohlerPower.com...

  • Page 44: Specifications

    AE00701 SPECIFICATIONS AE00702 Dimensions Unit PRO 2.8 i Overall length mm (in) 487 (19.2) Overall width mm (in) 395 (15.6) Overall height mm (in) 425 (16.7) Dry weight kg (lb) 31 (66.1) AE00704 Engine Unit PRO 2.8 i Type Air cooled 4-stroke gasoline OHV...

  • Page 45: Consumer Information

    AE00011 Machine identification The machine serial number is stamped in the location as shown. 1 Machine serial number Keep a record of serial number for refer- ence when ordering parts from a Kohler portable dealer. 33 590 04 KohlerPower.com...

  • Page 46: Wiring Diagram

    AE00751 WIRING DIAGRAM PRO 2.8 i 770-038b Color code 1 Main coil p Pulser coil 2 Sub coil a Stepping motor Black 3 DC rectifier Brown 4 Control unit Green 5 AC pilot light Gray 6 AC receptacle Blue 7 G.F.C.I. receptacle...
  • Page 48 PRINTED IN JAPAN 2014.01-0.1×1 ! PRINTED ON RECYCLED PAPER...

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