Maintenance 6
Safety instructions for maintenance
Working on the ignition system
To prevent personal injury and/or destruction
of the ignition system, please comply with the
following:
• Attach/remove leads, including, high-volt-
age cables and measuring instrument
leads, to/from the ignition system only when
the ignition system is off.
• If the engine is supposed to crank at starting
speed but not actually start (e.g. for a com-
pression pressure test), separate the plug
connector from the ignition coil.
• Use of a quick charger to jump start the
engine is only permitted up to 1 minute with
max. 16.5 volts.
• The engine may only be washed when the
ignition is switched off.
• When performing electric or point welding,
completely disconnect the battery.
• Trucks in which there is a defect in the igni-
tion system or one is suspected may only
be towed if the plug for the ignition coil is
unplugged.
Working on gas fuel (LPG) system
DANGER
Risk of explosion!
Note safety regulations for working
with LPG ⇒ Chapter "LPG", P. 3-30.
The condition of the entire gas fuel system
must be kept under constant surveillance to
ensure safety of operation , in particular in
terms of leakage. It is not permitted to use
vehicles if the gas system has leaks. When
checking for leaks, soapy water, a solution of
Nekal or other foaming products should be
used.
DANGER
Risk of explosion!
It is not permitted to inspect the
gas system using a naked flame
for illumination.
171673 [EN] 189
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