Table of Contents
GH - 410 Engine
1
WHILE OPERATING
• This engine was designed and manufactured for
specific applications. Do not attempt to modify the
equipment or use it for any application for which
it was not designed.
• Engine exhaust gases contain DEADLY carbon
monoxide gas. This dangerous gas, if breathed in
sufficient concentrations, can cause unconscious-
ness or even death. Operate this equipment only
in the open air where adequate ventilation is avail-
able.
• Do not insert any object through the cooling slots
of the engine. This could damage the equipment or
injure yourself.
• Do not operate the engine faster than the speed
necessary to operate the equipment. Do not run
the engine at high speed when not operating the
equipment.
• This engine requires an adequate flow of cooling
air for its continued proper operation. Never oper-
ate the equipment inside any room or enclosure
where the free flow of cooling air into and out of
the equipment might be obstructed. Without suffi-
cient cooling air flow, the engine quickly overheats,
damaging the engine or nearby property.
• Do not smoke around the engine. Wipe up any
fuel or oil spills immediately. Never leave oily or
fuel soaked rags around the engine. Keep the area
around the engine clean and free of debris.
• Keep hands, feet, clothing, etc., away from moving
parts of this engine.
• Never operate the engine (a) in the rain; (b) in any
enclosed compartment; (c) if the engine speed
changes; (d) if the engine sparks; (e) if flame or
smoke is observed while the engine is running.
• Never work on this engine or handle any electri-
cal device while standing in water, while barefoot,
or while hands or feet are wet. DANGEROUS
ELECTRIC SHOCK will result.
Rules For Safe Operation.......
Inside Front Cover
Read This Manual Thoroughly ........................ IFC
Rules For Safe Operation ................................ IFC
Before Operating ............................................. IFC
While Operating.................................................. 1
Section 1 – General Information .................. 2
Service Information ............................................ 2
Oil and Fuel Information .................................... 2
Recommended Oil Type ................................ 2
Recommended Fuel Type .............................. 2
Engine Emission Compliance Period ............ 2
Section 2 – Operation ..................................... 3
Operation and Maintenance ............................... 3
Before Starting the Engine ................................. 3
Checking Engine Oil ..................................... 3
Adding Engine Oil ........................................ 3
Adding Fuel .................................................. 3
Starting the Engine ............................................ 3
Stopping the Engine ........................................... 4
Low Pressure Shutdown System ........................ 4
Initial Startup ............................................... 4
Sensing Low Pressure .................................. 4
Restarting the Engine ................................... 4
Section 3 – Maintenance ................................ 4
General Maintenance Recommendations ............ 4
Checking the Oil Level .................................. 4
Changing the Oil and Oil Filter ..................... 4
Servicing the Air Cleaner .............................. 5
Replacing the Spark Plug ............................. 6
Cleaning the Spark Arrestor Screen ............. 6
Service and Adjustments .................................... 7
Engine Speed ............................................... 7
Carburetor Adjustments ............................... 7
Checking/Adjusting Valve to Rocker Arm
Clearance ..................................................... 7
Maintenance Schedule ........................................ 8
Storage Instructions ........................................... 8
Other Storage Tips ....................................... 8
Specifications ..................................................... 9
Service Parts ...................................................... 9
Section 4 Warranty .........................................10
The engine exhaust from this product
contains chemicals known to the state
of California to cause cancer, birth
defects or other reproductive harm.
WARNING:
This product contains or emits chemicals
known to the state of California to cause
cancer, birth defects or other reproductive harm.
WARNING: