Craftsman 1450 Series Engine - Manual (Page 14)

SERVICE AND MAINTENANCE
MAINTENANCE SCHEDULE
A
warning
Before performing any type of maintenance/service, disengage all
controls and stop the engine. Wait until all moving parts have come to
a complete stop. Disconnect spark plug wire and ground it against the
engine to prevent unintended starting. Always wear safety glasses during
operation or while performing any adjustments or repairs.
Follow the maintenance schedule given below. This chart describes
service guidelines only. Use the Service Log column to keep track of
completed maintenance tasks. To locate the nearest Sears Service
Center or to schedule service, simply contact Sears at
1-800-4-MY-HOME®.
Interval Item Service Service Log
Each Use 1. Engine oil level
2. Loose or missing hardware
3. Unit and engine.
1. Check
2. Tighten or replace
3. Clean
1st 5 - 8 hours 1. Engine oil 1. Change
25 hours 1. Engine oilf
2. Air cleaner
3. Control linkages and pivots
1. Change
2. Replace
3. Lube with light oil
Annually or 50 hours 1. Engine oil
2. Muffler
1. Change
2. Inspect
Annually or 100 hours 1. Spark plug 1. Clean, check and reset gap, or
replace spark plug.
Before Storage 1. Fuel system 1. Run engine until it stops from lack of
fuel or add a gasoline additive to the
gas in the tank.
t Under heavy load or in high temperatures
A
warning
Always stop engine and disconnect spark plug wire before performing
any maintenance or adjustments. Always wear safety glasses during
operation or while performing any adjustments or repairs.
GENERAL RECOMMENDATIONS
• Always observe all safety rules found on product labels and in
this operator's manual when performing any maintenance. Safety
rules can be found on the product labels and in this Operator’s
Manual beginning on page 3.
• The warranty on this chipper shredder does not cover items that
have been subjected to operator abuse or negligence. To receive
full value from warranty, operator must maintain the equipment as
instructed here.
• Some adjustments will have to be made periodically to maintain
your unit properly.
• Periodically check all fasteners and make sure these are tight.
ENGINE MAINTENANCE
Checking the Spark Plug
Clean spark plug and reset the electrode gap to 0.030” at least once a
season; replace every 100 hours of operation.
Clean area around the spark plug base. Do not sandblast spark
plug. Spark plug should be cleaned by scraping or wire brushing
and washing with a commercial solvent.
Remove and inspect the spark plug. Check gap to make sure it is
set at .030”. See Figure 11.
Replace the spark plug it electrodes are pitted, burned, or the
porcelain is cracked.
14