Servicing An Exmark Engine - Exmark QUEST 406 Operator's Manual

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Maintenance
Altitude Kit increases engine performance while
preventing spark fouling, hard starting, and
increased emissions. Once you have installed
the kit, attach the high-altitude label next to
the serial decal on the machine (reference
Figure 1). Contact an Authorized Service Dealer
to obtain the proper High Altitude Kit and
high-altitude label for your machine. To locate a
dealer convenient to you, access our web site at
http://www.Exmark.com or contact our Exmark
Customer Care Department at the number(s)
listed in your Emission Control Warranty
Statement. Remove the kit from the engine
and restore the engine to its original factory
configuration when running the engine under
5,000 ft (1500 m). Do Not operate an engine
that has been converted for high-altitude use at
a lower altitudes; otherwise, you could overheat
and damage the engine. If you are unsure
whether or not your machine has been converted
for high altitude use, look for the following label:
Figure 25
High Altitude Label
1. Note: The engine on this product has been modified for
use at above 5,000 feet elevation. If using below 5,000
feet, it must be revised back to original specifications.

Servicing an Exmark Engine

Servicing the Air Cleaner–Exmark
Engine
Service Interval: Every 100 hours/Yearly
(whichever comes
first)—Service the air
cleaner paper element
(more often in dusty,
dirty conditions)(Exmark
engine).
Every 200 hours/Every 2
years (whichever comes
Check the air cleaner daily or before starting the
engine. Check for a buildup of dirt and debris around
the air cleaner system. Keep this area clean. Also
check for loose or damaged components. Replace all
bent or damaged air cleaner components.
Note: Operating the engine with loose or damaged
air cleaner components could allow unfiltered air into
g032724
the engine causing premature wear and failure.
Note: Service the air cleaner more often under
extremely dusty, dirty conditions.
Removing the Elements:
1.
Park the machine on a level surface and disengage
the blade control switch.
2.
Move the motion control levers out to the neutral
lock position, engage parking brake, stop the
engine, remove the key, and wait for all moving
parts to stop before leaving the operating position.
3.
Clean around the air cleaner cover to prevent dirt
from getting into the engine and causing damage.
4.
Lift the cover and rotate the air-cleaner assembly
out of the engine (see Figure 26 and Figure 27).
38
first)—Replace the air
cleaner paper element
(more often in dusty,
dirty conditions)(Exmark
engine).
Every 25 hours/Monthly
(whichever comes
first)—Clean the air
cleaner foam element
(more often in dusty,
dirty conditions)(Exmark
engine).
Every 100 hours/Yearly
(whichever comes
first)—Replace the air
cleaner foam element
(more often in dusty,
dirty conditions)(Exmark
engine).

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Quest 294Quest 345

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