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SparkPlug
Every two years or 100 hours of operation, remove the
spark plugs, check condition, and reset the gap or
replace with a new plug as necessary.
1:
Lift the tractor's hood by pivoting it forward.
2.
Carefully pull the spark plug wire boot off of the
spark plug.
3.
Before removing the spark plug, clean the area
around the base of the plug to keep dirt and debris
out of the engine.
4.
Using a ratchet with a 5/8-inch spark plug socket,
remove the spark plug and check its condition.
5.
Replace the plug if worn, dirty or damaged. Reuse
only after resetting the gap as instructed.
NOTE:
Do not clean the spark ptug using an abrasive
grit. Some grit could remain in the spark plug and enter
the engine causing extensive Wear and darnage.
6.
Check the gap using a feeler gaugeand adjust, if
necessary, by carefully bending theground
•
electrode. See Figure 19. Set the spark plug gap to
0.030 in (0.76 ram).
Cleaning theEngineAndDeck
Any fuel or oil spilled on the'machine should be wiped
off promptly.
Do NOT allow debris to accumulate around the cooling
fins of the engine or on any other part of the machine,
especially the belts and pulleys.
-.
Lubrication
WARNING:
Before lubricating, repairing, or
inspecting,
always
disengage
PTO,
set
parking brake, stop engine and remove key to
• prevent unintended starting.
Engine
•
Refer to Engine on page 22 for instruction regarding all
engine-related lubrication.
Front Wheels
Each of the front wheel axles and rims is equipped with
a grease fitting. See Figure 20. Lubricate with 251H EP
grease or an equivalent No. 2 multi-purpose lithium
grease after every 25 hours of tractor operation.
Feeler Gauge
Spark Plug
7,
8.
Ground Electrode
Gap
Figure 19
Reinstall the spark I_[dgiht_the cylinder head.
Place the spark plugwire boot over the spark plug
and press until you feelit "click" in place,
.
':'R rn Grease Fitting
\
....
Figure 20
Pivot Points& Linkage
' _,.-
Lubricate all the pivot poJnt_,onthe drive system,
parking brakeand liftlinkage at leastonce a season
with light oil.
,,
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,
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25
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