Ravenger 1950 Wood Chipper and Shredder
E&OE
© 2019 Michigan USA
14
Maintenance
Running petrol engines in confined areas
CAN KILL IN MINUTES
. Engine
exhaust fumes contain carbon-monoxide – a deadly gas that you cannot smell or
see. NEVER run a petrol engine in confined areas EVEN IF windows and doors
are open. ONLY run petrol engines OUTDOORS and away from doors, windows and vents. •
Petrol/fuel/gasoline is extremely flammable – keep clear of naked flames or other ignition sources. The
product is NOT supplied with engine oil, although traces of oil from the manufacturing process may be
present. It is essential to add adequate engine oil of the correct type to the engine before use – see
Checking and Changing Engine Oil
.
Failure to add engine oil will void the product warranty
. • Do
not have the engine running during inspection and maintenance unless specifically required. • The
engine should be cool enough to touch before performing maintenance activities. • Some maintenance
activities described may be beyond the scope of some users. For procedures that you are not
comfortable with or have the tools or experience for, have the unit serviced by a service centre or
qualified technician.
To keep the equipment performing at optimal efficiency, regular checks and maintenance is required.
Proper care and maintenance ensures best performance and longest service life.
The maintenance schedule below specifies preventative maintenance checks and necessary
maintenance tasks and how often they should be performed.
Harsh operating environments such as extreme temperatures, dust etc may necessitate more
frequent maintenance. • Maintenance frequencies are based on general factors including a
maximum use of approximately 300 hours per year. Apply common-sense when following the
maintenance schedule based on your actual use of the product. • Keep reasonable records of
maintenance activities for reference.
Failure to follow the maintenance schedule, using incorrect or
non-compatible accessories or replacements parts, or general negligence
may result in making
the product warranty void.
Maintenance Schedule
Frequency –
Whichever Comes First
Component/Task
Every Use
First Month or
20 Hours Use
Every 3 Months
or 50 Hours Use
Every 6 Months or
100 Hours Use
Every Year or
300 Hours Use
Engine Oil
Check
Replace
Replace
Oil Leaks
Check/repair as
necessary
Air Cleaner
Check
Clean and replace as necessary
Spark Plug
Check
Replace
Valve Clearance
Adjust as
necessary
Combustion
Chamber
De-coke as
necessary
Idle Speed
Check/adjust as
necessary
Fasteners
Check/tighten
as necessary
Fuel Tank
Flush and clean
Fuel Line
Replace as necessary
Fuel Filter
Clean and replace as necessary
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