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MAINTENANCE
PRECAUTIONS
See illustration Z 19360
In order to prevent risks of possible fire break out observe the fol-
lowing items:
1. Keep the excavator clean, especially from inflammable mate-
rials.
Clean the excavator after servicing the hydraulic system,
engine and fuel system by means of a steam jet.
2. Clean engine compartment, hydraulic pump compartment
and service platform of the superstructure.
Thereafter check fuel lines, engine oil lines and hydraulic oil
lines for leakage, loose fastenings and damage.
If any leakage, damage or loose fastening is found, corrective
action must be taken immediately.
3. Check all electrical cables, terminals and connections for
loose fastenings, damage and wear.
Replace or repair defective or worn parts without delay.
4. Check the turbocharger for correct mounting and tight
exhaust, intake and lube oil connections.
Carry out all necessary repairs without delay.
5. On machines equipped with a fire detection, actuation
and suppression system:
Refer to the manufacturers service manuals filed in Service
Literature Binder Volume 2 for correct maintenance and
inspection of the systems.
When checking the filling level of the dry chemical tanks,
make sure that the extinguishing powder (Ansul FORAY dry
chemical agent) is not compacted.
Stir up the extinguishing powder with a suitable stick until it is
in a free flowing condition.
NOTICE
When cleaning the power house take care the heat detection
sensors do not come in contact with hot steam or other hot
agent. Otherwise the fire suppression system may be trig-
gered.
6. Make sure fire extinguishers are charged and ready for use.
NOTICE
After cleaning lubricate all lubrication points by means of
central lube system or manually.
Lubricate swing circle gear after drying by means of the
automatic lube system or manually.
4.15 FIRE PREVENTION
495
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