Maintenance 6
1000-hour maintenance/annual maintenance
7081_003-022
1
Replacing the spark plugs
– Open the bonnet; see ⇒ Chapter "Opening
the bonnet", P. 5-55.
– Disconnect the spark plug (1) connectors.
– Unscrew the spark plugs.
– Fit new spark plugs according to mainte-
nance data table, see ⇒ Chapter "Mainte-
nance data table", P. 6-186.
– Close the bonnet.
Checking the exhaust gas system
– Inspect the exhaust gas system for external
damage, secure fit, and leaks.
1
7311_003-036
Changing the LPG filter
DANGER
There is a risk of explosion if LPG
escapes.
– Note safety regulations for
workingwithLPG⇒Chap-
ter "LPG", P. 3-30.
– Stop the engine.
– For trucks with LPG cylinders, close the
cylinder valve (1).
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