Technical data

Periodic Maintenance Operations
chap. 2
Release 00 2002-09
2-9
Atlantic 500
2
CAUTION
INSTALLING THE BATTERY
• Remove the battery cover, see (REMOVING THE
BATTERY COVER).
• Put the battery in its container.
Always connect the battery breather pipe, to
prevent the sulphuric acid vapours from corroding
the electric system, painted parts, rubber ele-
ments or gaskets when they exit the breather pipe
itself.
• Connect, in order, the positive (+) and negative (–)
cable.
• Cover the terminals of the cables and of the
battery with neutral grease or Vaseline.
• Connect the battery breather pipe (1).
• Refit the battery cover, see (REMOVING THE
BATTERY COVER).
1
SPARK PLUG
Read through the paragraphs MAINTENANCE.
Check the spark plug every 6,000 km (3,750 mi) and
replace every 12,000 Km (7,500 mi).
Periodically remove the spark plug, eliminate any
carbon deposits and change it if necessary.
To reach the spark plug:
• Remove the left inspection cover, see (REMOV-
ING THE RIGHT AND LEFT INSPECTION COV-
ERS).
To remove and clean the spark plug:
1
2
WARNING
Before carrying out the following operations, let
the engine and the exhaust silencer cool down
until they reach room temperature, in order to
avoid burns.
• Move the coolant pipe (1) to gain access to the
spark plug.
• Disconnect the cap (2) from the spark plug high
voltage cable.
• Remove all the dirt from the base of the spark
plug, then unscrew it with the spanner you will find
in the tool kit and extract it from its seat, taking
care that neither dust nor other substances enter
the cylinder.
• Make sure that there are neither carbon deposits,
nor corrosion marks on the electrode and on the
central porcelain part; if necessary, clean them
with the special cleaners for spark plugs, with an
iron wire and/or a metal brush.