75
Operating Manual Crawler Excavator TC37
Care and Maintenance
7
7.8.2
Engine oil filter
The engine oil filter must be replaced every time the
engine oil is changed.
• Unscrew the filter cartridge (41/4) using a
tightening scrap wrench or similar tool and dispose
of in compliance with regulations.
• Clean the filter head and check its condition.
• Wet the seal ring with oil and tighten firmly by
hand.
• Check the tightness of the engine oil filter
cartridge.
7.8.3
Engine - cooling system
Checking the coolant level
• The coolant must be filled to a level above the MIN
• Remove the cover (42/1) and, if required, top up
with a mixture of water and antifreeze (50%/50%).
• Fill the coolant up to the MAX (42/2) filling level.
Water cooler – cleaning the cooling fins
• Clean the water cooler from the outlet side with
compressed air.
Clean with cold detergent or a steam-jet appliance if
required, e.g. if there is oil in the cooler.
• Park the machine on a cleaning area equipped
with an oil separator.
• Clean the machine using a steam-jet appliance.
• After cleaning, run the engine until it reaches
operating temperature to dry the cooler.
Fig. 41
Engine oil
HR14-03-46
1
2
3
4
Danger of scalding
due to hot oil getting into contact with skin or
eyes.
• Only check the coolant level after the
engine has cooled down.
• Wear appropriate protective
clothing/safety goggles.
Fig. 42
Water cooler
MIN
MAX
1
2
3
Machine damage
due to overheated engine.
• Clean the cooler thoroughly.
