Manufactured under license of
Daewoo International Corporation, Korea
www.daewoopowerproducts.com
USER'S MANUAL
GAE
SERIES
Gasoline engine
1. SAFETY INFORMATION
1. Understand the operation of all controls and learn how to stop the engine quickly in case of
emergency.
Make sure the operator receives adequate instruction before operating the equipment.
2. Do not allow children to operate the engine. Keep children and pets away from the area of
operation.
3. Your engine's exhaust contains poisonous carbon monoxide. Do not run the engine without
adequate ventilation, and never run the engine indoors.
4. The engine and exhaust become very hot during operation. Keep the engine at least 1 meter (3 feet)
away from buildings and other equipment during operation. Keep flammable materials away, and do
not place anything on the engine while it is running.
SAFETY LABEL LOCATION
This label warns you of potential hazards that can cause serious injury. Read it carefully.
If the label comes off or becomes hard to read, contact your dealer for replacement.
2. COMPONENT & CONTROL LOCATION
3. BEFORE OPERATION CHECKS
IS YOUR ENGINE READY TO GO?
For your safety, and to maximize the service life of your equipment, it is very important to take a few
moments before you operate the engine to check its condition. Be sure to take care of any problem
you find, or have your servicing dealer correct it, before you operate the engine.
Before beginning your preoperation checks, be sure the engine is level and the engine switch is in the
OFF position.
Always check the following items before you start the engine: Check the General Condition of the
engine
1. Look around and underneath the engine for signs of oil or gasoline leaks.
2. Remove any excessive dirt or debris, especially around the muffler and recoil starter.
3. Look for signs of damage.
4. Check that all shields and covers are in place, and all nuts, bolts, and screws are tightened.
Check the Engine
1. Check the fuel level. Starting with a full tank will help to eliminate or reduce operating interruptions
for refueling.
2. Check the engine oil level. Running the engine with a low oil level can cause engine damage.
The Oil Alerts system (applicable types) will automatically stop the engine before the oil level falls
below safe limits. However, to avoid the inconvenience of an unexpected shutdown, always check the
engine oil level before startup.
3. Check the reduction case oil level on applicable types. Oil is essential to reduction case operation
and long life.
4. Check the air filter element. A dirty air filter element will restrict air flow to the carburetor, reducing
engine performance.
5. Check the equipment powered by this engine.
Review the instructions provided with the equipment powered by this engine for any precautions and
procedures that should be followed before engine startup.
ELECTRIC STARTER TYPES
4. OPERATION
SAFE OPERATING PRECAUTIONS
Before operating the engine for the first time, please review the SAFETY INFORMATION section the
Review the instructions provided with the equipment powered by this engine for any safety
precautions that should be observed with engine startup, shutdown or operation.
STARTING THE ENGINE
1. Move the fuel valve lever to the ON position.
2. To start a cold engine, move the choke lever to the CLOSED position.
To restart a warm engine, leave the choke lever in the OPEN position.
Some engine applications use a remote-mounted choke control rather than the engine-mounted
choke lever shown here. Refer to the instructions provided by the equipment manufacturer.
OPERATION
3.Move the throttle lever away from the MIN. position, about 1/3 of the way toward the MAX. position.
Some engine applications use a remote-mounted throttle control rather than the engine-mounted
throttle lever shown here. Refer to the instructions provided by the equipment manufacturer.
4.Turn the engine switch to the ON position.
5.Operate the starter.
RECOIL STARTER:
Pull the starter grip lightly until you feel resistance, then pull briskly.
Return the starter grip gently.
NOTICE
Do not allow the starter grip to snap back against the engine. Return it gently to prevent damage to
the starter.
ELECTRIC STARTER (applicable types):
Turn the key to the START position, and hold it there until the engine starts.
If the engine fails to start within 5 seconds, release the key, and wait at least 10 seconds before
operating the starter again.
NOTICE
Using the electric starter for more than 5 seconds at a time will overheat the starter motor and can
damage it.
When the engine starts, release the key, allowing it to return to the ON position.
6. If the choke lever has been moved to the CLOSED position to start the engine, gradually move it to
the OPEN position as the engine warms up.
ENGINE SWITCH (applicable types)
STOPPING THE ENGINE
To stop the engine in an emergency, simply turn the engine switch to the OFF position. Under normal
conditions, use following procedure. Refer to the instructions provided by the equipment manufacturer.
1. Move the throttle lever to the MIN. position.
Some engine applications use a remote-mounted throttle control rather than the engine-mounted
throttle lever shown here.
2. Turn the engine switch to the OFF position.
3. Turn the fuel valve lever to the OFF position.
5. MAINTENANCE
Remember that an authorized servicing dealer knows your engine best and is fully equipped to
maintain and repair it. To ensure the best quality and reliability, use only new genuine parts or their
equipments for repair and replacement.
MAINTENANCE SCHEDULE
1. Internal vent carburetor with dual element type only.
2. Cyclone type every 6 months or 150 hours.
3. Replace paper element type only.
4. Cyclone type every 2 years or 600 hours.
a. Service more frequently when used in dusty areas.
b. These items should be serviced by your servicing dealer, unless you have the proper tools and are
mechanically proficient. Refer to shop manual for service procedures.
c. For commercial use, b hours of operation to determine proper maintenance intervals.
Failure to follow this maintenance schedule could result in non-warrantable failures.
NOTICE Fuel can damage paint and some types of plastic. Be careful not to spill fuel when filling your
fuel tank. Damage caused by spilled fuel is not covered under the Distributor's Limited Warranty.
Never use stale or contaminated gasoline or oil/gasoline mixture. Avoid getting dirt or water in the
fuel tank.
Occasionally you may hear a light "spark knock" or "pinging" (metallic rapping noise) while operating
under heavy loads. This is no cause for concern.
If spark knock or pinging occurs at a steady engine speed, under normal load, change brands of
gasoline.
If spark knock or pinging persists, see an authorized servicing dealer.
NOTICE Running the engine with persistent spark knock or pinging can cause engine damage.
Running the engine with persistent spark knock or pinging is considered misuse, and the Distributor's
Limited
Warranty does not cover parts damaged by misuse.
1. With the engine stopped and on a level surface, remove the fuel tank cap and check the fuel level.
Refill the tank if the fuel level is low.
2. Add fuel to the bottom of the fuel level limit of the fuel tank. Do not overfill. Wipe up spilled fuel
before starting the engine.
Oil is a major factor affecting performance and service life. Use 4-stroke automotive detergent oil.
Use 4-stroke motor oil that meets or exceeds the requirements for API service classification SJ, SL,
or equivalent. Always check the API service label on the oil container to be sure it includes the letters
SJ, SL, or equivalent.
SAE 10W-30 is recommended for general use. Other viscosities shown in the chart may be used when
the average temperature in your area is within the indicated range.
Oil Level Check
Check the engine oil level with the engine stopped and in a level position.
1. Remove the oil filler cap/dipstick and wipe it clean.
2. Insert the oil filler cap/dipstick into the oil filler neck as shown, but do not screw it in, then remove
it to check the oil level.
3. If the oil level is near or below the lower limit mark on the dipstick, fill with the recommended oil
to the upper limit mark (bottom edge of the oil fill hole). Do not overfill.
4. Reinstall the oil filler cap/dipstick.
NOTICE
OIL FILL HOLE
Running the engine with a low oil level can cause engine damage.
The Oil Alert® system (applicable types) will automatically stop the engine before the oil level falls
below the safe limit. However, to avoid the inconvenience of an unexpected shutdown, always check
the engine oil level before startup.
Oil Change
Drain the used oil when the engine is warm. Warm oil drains quickly and completely.
1. Place a suitable container below the engine to catch the used oil, then remove the oil filler
cap/dipstick, oil drain plug and washer.
2. Allow the used oil to drain completely, then reinstall the oil drain plug and new washer, and tighten
the oil drain plug securely.
Please dispose of used motor oil in a manner that is compatible with the environment. We suggest you
take used oil in a sealed container to your local recycling center or service station for reclamation. Do
not throw it in the trash, pour it on the ground, or down a drain.
3. With the engine in a level position, fill to the upper limit mark (bottom edge of the oil fill hole) on
the dipstick with the recommended oil.
NOTICE Running the engine with a low oil level can cause engine damage.
The Oil Alert® system (applicable types) will automatically stop the engine before the oil level falls
below the safe limit. However, to avoid the inconvenience of an unexpected shutdown, fill to the upper
limit, and check the oil level regularly.
4. Install the oil filler cap/dipstick and tighten securely.
OIL FILLER CAP/DIPSTICK
Recommended Oil
Use the same oil that is recommended for the engine. Oil Level Check
Check the reduction case oil level with the engine stopped and in a level position.
Reduction Case With Centrifugal Clutch
1. Remove the oil filler cap/dipstick and wipe it clean.
2. Insert and remove the oil filler cap/dipstick without screwing it into the filler hole. Check the oil level
shown on the oil filler cap/ dipstick.
3. If the oil level is low, add oil to reach the upper limit mark on the dipstick with the recommended oil.
4. Screw in the oil filler cap/dipstick and tighten securely.
Oil Change
Drain the used oil while the engine is warm. Warm oil drains quickly and completely.
1. Place a suitable container below the reduction case to catch the used oil, then remove the oil filler
cap/dipstick, the drain plug and washer.
2. Allow the used oil to drain completely, then reinstall the drain plug and a new washer, and tighten
it securely.
Please dispose of used motor oil in a manner that is compatible with the environment. We suggest you
take used oil in a sealed container to your local recycling center or service station for reclamation.
Do not throw it in the trash or pour it on the ground or down a drain.
3. With the engine in a level position, fill to the upper limit mark on the dipstick with the recommended
oil. To check the oil level, insert and remove the dipstick without screwing it into the filler hole.
Reduction case oil capacity:
0.5L (0.53 US qt, 0.44 Imp qt)
NOTICE Running the engine with a low reduction case oil level can cause reduction case damage.
4.Screw in the filler cap/dipstick securely.
AIR CLEANER
A dirty air cleaner will restrict air flow to the carburetor, reducing engine performance. If you operate
the engine in very dusty areas, clean the air filter more often than specified in the MAINTENANCE
SCHEDULE.
NOTICE Operating the engine without an air filter, or with a damaged air filter, will allow dirt to enter
the engine, causing rapid engine wear. This type of damage is not covered by the Distributor's Limited
Warranty.
Inspection
Remove the air cleaner cover and inspect the filter elements. Clean or replace dirty filter elements.
Always replace damaged filter elements. If equipped with an oil-bath air cleaner, also check the oil
level.
Refer to pages 20 for instructions that apply to the air cleaner and filter for your engine type.
Cleaning Dual-Filter-Element Types
1. Remove the wing nut from the air cleaner cover, and remove the cover.
2. Remove the wing nut from the air filter, and remove the filter.
3. Remove the foam filter from the paper filter.
4. Inspect both air filter elements, and replace them if they are damaged. Always replace the paper air
filter element at the scheduled interval.
5. Clean the air filter elements if they are to be reused.
Paper air filter element: Tap the filter element several times on a hard surface to remove dirt, or blow
compressed air [not exceeding 207 kPa (2.1 kgf/cm 2, 30 psi)] through the filter element from the
inside.
Never try to brush off dirt; brushing will force dirt into the fibers.
Foam air filter element: Clean in warm soapy water, rinse, and allow to dry thoroughly. Or clean in
nonflammable solvent and allow to dry. Dip the filter element in clean engine oil, then squeeze out all
excess oil. The engine will smoke when started if too much oil is left in the foam.
6. CYCLONE TYPE ONLY: Remove the three pan-head screws from the precleaner cap, then remove
the cyclone housing and air guide. Wash the parts with water, dry them thoroughly, and reassemble
them.
Be sure to install the air guide as shown in the illustration.
7. Install the cyclone housing so the air intake tab fits into the groove in the precleaner cap. Wipe
dirt from the inside of the air cleaner case and cover, using a moist rag. Be careful to prevent dirt
from entering the air duct that leads to the carburetor.
8. Place the foam air filter element over the paper element, and reinstall the assembled air filter.
Be sure the gasket is in place beneath the air filter. Tighten the air filter wing nut securely.
9. Install the air cleaner cover, and tighten the wing nut securely.
OIL-Bath Type
1. Remove the wing nut, and remove the air cleaner cap and cover.
2. Remove the air filter element from the cover. Wash the cover and filter element in warm soapy water,
rinse, and allow to dry thoroughly. Or clean in nonflammable solvent and allow to dry.
3. Dip the filter element in clean engine oil, then squeeze out all excess oil. The engine will smoke if too
much oil is left in the foam.
4. Empty the used oil from the air cleaner case, wash out any accumulated dirt with nonflammable
solvent, and dry the case.
5. Fill the air cleaner case to the OIL LEVEL mark with the same oil that is recommended for the
engine.
Oil capacity: 60 cm3 (2.0 US oz, 2.1 Imp oz)
6. Reassemble the air cleaner, and tighten the wing nut
SEDIMENT CUP Cleaning
1. Move the fuel valve to the OFF position, then remove the fuel sediment cup and 0-ring.
2. Wash the sediment cup and 0-ring in nonflammable solvent, and dry them thoroughly.
3. Place the 0-ring in the fuel valve, and install the sediment cup. Tighten the sediment cup securely.
4. Move the fuel valve to the ON position, and check for leaks. Replace the 0-ring if there is any
leakage.
SPARK PLUG
Recommended Spark Plugs: F7TC
The recommended spark plug is the correct heat range for normal engine operating temperatures.
NOTICE An incorrect spark plug can cause engine damage.
For good performance, the spark plug must be properly gapped and free of deposits.
1. Disconnect the spark plug cap, and remove any dirt from around the spark plug area.
2. Remove the spark plug with a 13/16-inch spark plug wrench.
3. Inspect the spark plug. Replace it if damaged, badly fouled, if the sealing washer is in poor
condition, or if the electrode is worn.
4. Measure the spark plug electrode gap with a wire-type feeler gauge. Correct the gap, if necessary,
by carefully bending the side electrode. The gap should be: 0.70-0.80 mm (0.028-0.031 in)
5. Install the spark plug carefully, by hand, to avoid cross-threading.
6. After the spark plug is seated, tighten with a 13/16-inch spark PLUG WRENCH TO AVOID
CROSSTHREADING.
7. When installing a new spark plug, tighten 1/2 turn after the spark plug seats to compress the
washer.
8. When reinstalling the original spark plug, tighten 1/8-1/4 turn after the spark plug to compress the
washer.
NOTICE A loose spark plug can overheat and damage the engine. Over tightening the spark plug can
damage
the threads in the cylinder head.
9. Attach the spark plug cap to the spark plug.
6. THROUBLESHOOTING
WARNING
1. To avoid severe burns or fire hazards, let the engine cool before transporting it or storing it
indoors.
2. When transporting the engine, turn the fuel valve to the OFF position and keep the engine level to
prevent fuel spillage. Fuel vapor or spilled fuel may ignite.
Before storing the unit for an extended period;
1. Be sure the storage area is free of excessive humidity and dust.
2. Drain the fuel...
a. With the fuel valve OFF, remove and empty the sediment cup.
b. Turn the fuel valve ON and drain the gasoline in the fuel tank into a suitable container.
c. Replace the sediment cup and tighten securely.
d. Drain the carburetor by loosening the drain screw. Drain the gasoline into a suitable container.
WARNING Gasoline is extremely flammable and is explosive under certain conditions.
Do not smoke or allow flames or sparks in the area.
3.Change the engine oil.
4.Remove the spark plug and pour about a tablespoon of clean engine oil into the cylinder. Crank the
engine several revolutions to distribute the oil, then reinstall the spark plug.
5.Pull the starter rope slowly until resistance is felt. Continue pulling until the notch on the starter
pulley aligns with the hole on the recoil starter (see illustration below). At this point, the intake and
exhaust valves are closed, and this will help to protect the engine from internal corrosion.
6.QAE type: Remove the battery and store it in a cool, dry place. Recharge it once a month.
7.Cover the engine to keep out dust.
Engine will not start, using recoil starter:
1. Is the engine switch ON?
2. Does the oil alert lamp flash when the starter is operated?
3. Is the fuel valve ON?
4. Is there fuel in the fuel tank?
5. Is gasoline reaching the carburetor?
To check, loosen the drain screw with the fuel valve on.
WARNING If any fuel is spilled, make sure the area is dry before testing the spark plug or starting the
engine.
Fuel vapor or spilled fuel may ignite.
DRAIN SCREW
THROUBLESHOOTING
6. Is there a spark at the spark plug?
a. Remove the spark plug cap. Clean any dirt from around the spark plug base, then remove the spark
plug.
b. Install the spark plug in the plug cap.
c. Turn the engine switch on.
d. Grounding the side electrode to any engine ground, and pull the recoil starter to see if sparks jump
across the gap.
e. If there is no spark, replace the plug.
If OK, try to start the engine according to the instructions.
7. If the engine still does not start, take the engine to the dealer.
Engine will not start, using electric starter:
1. Are the battery cables securely connected and free of corrosion?
2. Is the battery fully charged?
NOTE: If the engine does not charge the battery, check the circuit breaker.
3. If the starter motor operates but the engine will not start, follow the troubleshooting procedures
described under recoil starter operation.
7. SPECIFICATIONS
Model: GAE152F
Max power output: 2.5 hp (1.2 kW) / 3600 rpm
Bore stroke: 52 x 46 mm
Displacement: 98 cc
Compression ratio: 8.4:1
Max torque: 3.2 N.m /2500 rpm
Fuel tank capacity: 1.4 L
Oil Capacity: 0.45 L
Min fuel consumption: 450 g/kW. h
Starting system: Recoil start
Ignition system: transistor magneto
Engine model: SV
Packing dimension: 290 x 280 x 350 mm
N.W. / G.W.: 9/11 kg
Model: GAE156F
Max power output: 3.5 hp (1.6 kW) / 3600 rpm
Bore stroke: 56 x 40 mm
Displacement: 98 cc
Compression ratio: 8.9:1
Max torque: 4.3 N.m / 2500 rpm
Fuel tank capacity: 1.6 L
Oil Capacity: 0.45 L
Min fuel consumption: 450 g/kW. h
Starting system: Recoil start
Ignition system: transistor magneto
Engine model: OHV 30º tilt, single cylinder, 4-stroke, forced air cooled
Packing dimension: 335 x 315 x 330 mm
N.W. / G.W.: 11/13 kg
Model: GAE168FA
Max power output: 5.5 hp (3.1 kW) / 3600 rpm
Bore stroke: 68 x 45 mm
Displacement: 163 cc
Compression ratio: 8.2:1
Max torque: 8 N.m / 2500 rpm
Fuel tank capacity: 3.6 L
Oil Capacity: 0.6 L
Min fuel consumption: 395 g/kW. h
Starting system: Recoil start/Electric start
Ignition system: transistor magneto
Engine model: OHV 25º tilt, single cylinder, 4-stroke,forced air cooled
Packing dimension: 405 x 365 x 380 mm
N.W. / G.W.: 14/15 kg
Model: GAE168FB
Max power output: 6.5 hp (3.6 kW) / 3600 rpm
Bore stroke: 68 x 54 mm
Displacement: 196 cc
Compression ratio: 8.3:1
Max torque: 9 N.m / 2500 rpm
Fuel tank capacity: 3.6 L
Oil Capacity: 0.6 L
Min fuel consumption: 395 g/kW. h
Starting system: Recoil start/Electric start
Ignition system: transistor magneto
Engine model: OHV 25º tilt, single cylinder, 4-stroke, forced air cooled
Packing dimension: 405 x 365 x 380 mm
N.W. / G.W.: 14/15 kg
Model: GAE170F
Max power output: 7.0 hp (4.1 kW) / 3600 rpm
Bore stroke: 70 x 54 mm
Displacement: 208 cc
Compression ratio: 8.5:1
Max torque: 10.5 N.m / 2500 rpm
Fuel tank capacity: 3.6 L
Oil Capacity: 0.6 L
Min fuel consumption: 395 g/kW. h
Starting system: Recoil start/Electric start
Ignition system: transistor magneto
Engine model: OHV 25º tilt, single cylinder, 4-stroke, forced air cooled
Packing dimension: 405 x 365 x 380 mm
N.W. / G.W.: 16/17 kg
Model: GAE173F
Max power output: 8 hp (4.9 kW) / 3600 rpm
Bore stroke: 73 x 58 mm
Displacement: 242 cc
Compression ratio: 8.2:1
Max torque: 15.2 N.m / 2500 rpm
Fuel tank capacity: 6.5 L
Oil Capacity: 1.1 L
Min fuel consumption: 390 g/kW. h
Starting system: Recoil start/Electric start
Ignition system: transistor magneto
Engine model: OHV 25º tilt, single cylinder, 4-stroke, forced air cooled
Packing dimension: 480 x 435 x 505 mm
N.W. / G.W.: 25/27 kg
Model: GAE177F
Max power output: 9 hp (5.8 kW) / 3600 rpm
Bore stroke: 77 x 58 mm
Displacement: 270 cc
Compression ratio: 8.2:1
Max torque: 16 N.m /2500 rpm
Fuel tank capacity: 6,5 L
Oil Capacity: 1.1 L
Min fuel consumption: 390 g/kW. h
Starting system: Recoil start/Electric start
Ignition system: transistor magneto
Engine model: OHV 25º tilt, single cylinder, 4-stroke, forced air cooled
Packing dimension: 480 x 435 x 505 mm
N.W. / G.W.: 25/27 kg
Model: GAE182F
Max power output: 11 hp (6.4 kW) / 3600 rpm
Bore stroke: 82 x 64 mm
Displacement: 337 cc
Compression ratio: 8.2:1
Max torque: 18.5 N.m / 2500 rpm
Fuel tank capacity: 6.5 L
Oil Capacity: 1.1 L
Min fuel consumption: 374 g/kW. h
Starting system: Recoil start/Electric start
Ignition system: transistor magneto
Engine model: OHV 25º tilt, single cylinder, 4-stroke, forced air cooled
Packing dimension: 480 x 435 x 505 mm
N.W. / G.W.: 31/33 kg
Model: GAE188F
Max power output: 13 hp (7.5 kW) / 3600 rpm
Bore stroke: 88 x 64 mm
Displacement: 389 cc
Compression ratio: 8.2:1
Max torque: 23 N.m / 2500 rpm
Fuel tank capacity: 6.5 L
Oil Capacity: 1.1 L
Min fuel consumption: 374 g/kW. h
Starting system: Recoil start/Electric start
Ignition system: transistor magneto
Engine model: OHV 25º tilt, single cylinder, 4-stroke, forced air cooled
Packing dimension: 480 x 435 x 505 mm
N.W. / G.W.: 31/33 kg
Model: GAE190F
Max power output: 15 hp (8.0 kW) / 3600 rpm
Bore stroke: 90 x 66 mm
Displacement: 418 cc
Compression ratio: 8.5:1
Max torque: 23.5 N.m / 2500 rpm
Fuel tank capacity: 6.5 L
Oil Capacity: 1.1 L
Min fuel consumption: 374 g/kW. h
Starting system: Recoil start/Electric start
Ignition system: transistor magneto
Engine model: OHV 25º tilt, single cylinder, 4-stroke, forced air cooled
Packing dimension: 480 x 435 x 505 mm
N.W. / G.W.: 31/33 kg
Model: GAE192F
Max power output: 18 hp (8.5 kW) / 3600 rpm
Bore stroke: 92 x 66 mm
Displacement: 439 cc
Compression ratio: 8.6:1
Max torque: 26 N.m /2500 rpm
Fuel tank capacity: 6.5 L
Oil Capacity: 1.1 L
Min fuel consumption: 374 g/kW. h
Starting system: Recoil start/Electric start
Ignition system: transistor magneto
Engine model: OHV 25º tilt, single cylinder, 4-stroke, forced air cooled
Packing dimension: 480 x 435 x 505 mm
N.W. / G.W.: 33/35 kg
8. WIRING DIAGRAM
