Mud-Skipper 210, 420 Operation Manual

Gasoline Engine 7 & 16 hp

with Electric Start

www.mud-skipper.com

(844) MUD-SKIP!

FUEL AND ENGINE OIL 3

PRE-OPERATION INSPECTION 5

STARTING AND STOPPING THE ENGINE 6

INSPECTION AND MAINTENANCE 8

STORAGE OF ENGINE 11

CLEANING THE CARBURETOR FUEL JET 14

PRE SEASON CHECK LIST 15

TROUBLESHOOTING 16

INSTALLING A KILL SWITCH 18

STARTER WIRING 19

ENGINE BASE DIMENSIONS LT210 7hp 20

ENGINE BASE DIMENSIONS LT420 16hp 21

ENGINE PTO DIMENSIONS LT420 16hp 22

ENGINE PTO DIMENSIONS LT210 7hp 23

SPARE PARTS & SPECIFICATIONS 24

INSTALLING A MUD-SKIPPER OUTBOARD KIT 25

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Thank you for purchasing the Mud-Skipper Gasoline engine.

This OPERATION MANUAL tells you how to operate and service your
gasoline engine. Please read it before using the engine to ensure proper
handling and operating.

Follow the instructions carefully to keep your engine in the best running
condition.

Do not run the engine indoors or where ventilation is poor.
Keep explosive and flammables at least 1 m (3ft) away from the engine.
Do not smoke when adding fuel
Do not run the engine when gasoline has split, clean the overflowing fuel
and fuel spillage.
Do not remove the fuel tank cap or add fuel while the engine is running or
hot.(Add fuel after the engine has cooled by waiting 2 or more minutes after
engine is stopped.)
Do not run the engine without the muffler or air cleaner installed.
Do not touch the muffler, muffler cover or engine body while the engine is
running or hot.

Place protective covers over the rotating parts. If rotating parts, such as the
drive shaft, pulley, belt, etc, are exposed, they are potentially hazardous. To
prevent injury, equip them with protective covers or shrouds.

If you have any questions concerning this manual, or any suggestions,
please contact Mud-Skipper at 1-844-MUD-SKIP.

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FUEL AND ENGINE OIL

Use clean, fresh, unleaded ETHANOL FREE gasoline. wherever possible.

·Do not mix oil into the gasoline

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Engine Oil

·Use the engine oil grade depending on ambient temperature using the
table below

Note: Recommended engine oil: SAE
5W-40 mineral oil use only

Do not add commercial additives to the oil.
Do not mix gasoline into the oil
Before starting, be sure to conduct an oil
check.
Place the engine on a level surface when
adding oil and conducting inspections;

WARNING:

Engine is shipped without oil.
If using the engine on a Longtail, or Twister, the engine will be operated on
an angle, not level. Consequently, the oil sensor must be disabled. It is
installed for applications where the engine is operated on a level plane)

YOU MUST CHECK THE OIL LEVEL EVERY TIME YOU OPERATE
YOUR ENGINE.

WE WILL NOT ACCEPT RETURNS FOR SEIZED ENGINES DUE TO
LACK OF OIL.!

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PRE-OPERATION INSPECTION

Fuel Inspection

·Is there fresh gasoline in the tank?

·Is old gasoline being used? If so, remove it and replace with fresh gasoline

·Is the fuel tank cap closed correctly?
WARNING:

Air-cleaner Inspection

Foam filters should be washed in detergent, dried and lightly impregnated
with oil. Paper filters should be replaced.

Engine Oil Inspection

Check the engine filled with the recommended engine oil, and
the oil is clean If not, replace it. You should replace it every season.

Inspect the Tightness of all Fastener Screws

Check the screws used to fasten the muffler (Do this when the muffler is
cold)

Fuel and Oil Leaks Inspection

Check for oil and fuel leaks and make the necessary repairs.

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STARTING AND STOPPING THE ENGINE

Starting the Engine

OPEN the fuel cock Turn the engine switch to "ON" position

Completely CLOSE the choke valve Move throttle lever a little to OPEN

THESE ENGINES START BY CHOKING THE CARBURETOR,
REGARDLESS OF WHETHER THE ENGINE IS HOT OR COLD.

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Due to EPA regulations, there is no fuel/air
mix adjustment on these engines as the
carburetor is preset.

Recoil start:

Hold the starter handle and pull it slightly
until the compression position is reached,
and then pull it swiftly from this position;
Slowly return the starter handle to its original

position after the engine
starts.

Electric start;

·Turn the key switch to "START" position;
and keep it there until the engine starts.
If engine does not start after running the
electric starter for 5 sec, wait 10 sec before trying
again.
After engine starts, release the key switch, it will
return to "ON"(or "RUN") position.
After engine starts, gradually turn the choke lever to
the full "OPEN" position, and set the throttle lever in
the Max. position. Before placing under load, warm up

the engine
for about 3
min.
To switch off,
turn the fuel
cock off first,
then use the
on/off switch.
Don’t switch
off the engine under load at high speed. It could cause damage.

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INSPECTION AND MAINTENANCE

Daily and Regular Inspection

Daily and regular inspections are important to assure safe, proper and
long-term operation of the engine. Refer to this inspection table when
conducting inspections and maintenance.

Regular Inspection Table:

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