![background image](http://html1.mh-extra.com/html/terex/tc37/tc37_operating-instructions-manual_1088807076.webp)
76
Operating Manual Crawler Excavator TC37
Care and Maintenance
7
Changing coolant
• Park the machine on a level surface.
• Place a drip pan under the engine and cooler.
• Before removing the cooler cap (43/1), release
pressure from the cap.
• Open the drain valve (44/1) on the cooler and
drain coolant.
• Unscrew the water-drain plug (44/2) on the
cylinder block and drain coolant.
• If necessary, flush the cooling system with clean
water.
• Refit the drain plug to the engine and close again
the drain valve on the cooler.
• Fill the cooling system with coolant and close the
cooler with the cap (43/1).
• Start the engine and bring to operating
temperature; turn off the engine and allow to cool.
• Check the coolant level and top up coolant
(several times, if necessary).
Fig. 43
Water cooler
Fig. 44
Changing coolant
1
HR14-03-48
1
2
Danger of scalding
due to hot oil getting into contact with skin or
eyes.
• Only change coolant after the engine has
cooled down.
• Wear appropriate protective clothing and
safety goggles.