Can-Am 2018 Defender Series, Operator'S Manual

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MAINTENANCE PROCEDURES
WARNING
In order to avoid potential burns,
do not remove the pressure cap if
the engine is hot.
7. When the engine is cool, remove
pressure cap and add coolant if re-
quired.
8. Install pressure cap.
9. After the next ride following this pro-
cedure, check coolant level. Add
coolant as required. Refer to
EN-
GINE COOLANT LEVEL VERIFICA-
TION
in this section.
Muffler and Spark Arrester
Muffler Cleaning (HD5)
Purge the muffler from accumulated
carbon as follows.
Place the vehicle in a well ventilated
area.
Stop engine and let muffler cool down.
WARNING
Never run engine in an enclosed
area. Never perform this opera-
tion immediately after the engine
has been running because exhaust
system is very hot. Make sure that
there are no combustible mate-
rials in the area. Wear eye pro-
tection and gloves. Never stand
behind the vehicle while purging
exhaust system. Respect all appli-
cable laws and regulations.
Remove the muffler cleanout plug.
tmr2017-406-001_a
UNDERNEATH THE MUFFLER
1. Muffler cleanout plug
Start engine (shift lever in Park).
Block the end of the mufflers with a
shop rag.
Quickly increase throttle several times.
Stop engine and let muffler cool down.
Reinstall the cleanout plug.
Muffler Spark Arrester Cleaning and
Inspection (HD8 and HD10)
CAUTION Never perform this
operation immediately after the en-
gine has been running as exhaust
system is very hot.
Remove and discard the tail pipe retain-
ing bolts and nuts.
tmo2016-010-028-a
TAIL PIPE RETAINING BOLTS AND NUTS
Remove exhaust tail pipe, gasket (dis-
card) and spark arrester.
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