bobcat t190 Manual De Usuario
T190 Compact Track Loader
85
Operation & Maintenance Manual
ENGINE COOLING SYSTEM
Cleaning
WARNING
Wear safety glasses to prevent eye injury when any
of the following conditions exist:
•
of the following conditions exist:
•
When fluids are under pressure.
•
Flying debris or loose material is present.
•
Engine is running.
•
Tools are being used.
W-2019-1285
Check the cooling system every day to prevent over-
heating, loss of performance or engine damage.
heating, loss of performance or engine damage.
Remove the rear grill. (See REAR GRILL on Page 78.)
Figure 153
Use low air pressure or water pressure to clean the top of
the oil cooler (1) [Figure 153].
the oil cooler (1) [Figure 153].
NOTE: Be careful when raising and lowering the oil
cooler so that the oil cooler does not fall on
the radiator and damage the fins.
the radiator and damage the fins.
Raise the oil cooler and use low air pressure or water
pressure to clean the top of the radiator (2) [Figure 153].
pressure to clean the top of the radiator (2) [Figure 153].
Lower the oil cooler.
Check the cooling system for leaks.
Install the rear grill. (See REAR GRILL on Page 78.)
Checking Level
Open the rear door and raise the rear grill.
NOTE: The machine uses a pressurized coolant
recovery system.
Figure 154
Check the coolant level on the side of the recovery
tank (1) [Figure 154]. The level must be between the
MIN and MAX marks.
tank (1) [Figure 154]. The level must be between the
MIN and MAX marks.
Remove the cover (2) [Figure 154] from the coolant
recovery tank.
recovery tank.
Add premixed coolant to the recovery tank and install the
cover.
cover.
IMPORTANT
AVOID ENGINE DAMAGE
Always use the correct ratio of water to antifreeze.
Too much antifreeze reduces cooling system
efficiency and may cause serious premature engine
damage.
efficiency and may cause serious premature engine
damage.
Too little antifreeze reduces the additives which
protect the internal engine components; reduces the
boiling point and freeze protection of the system.
protect the internal engine components; reduces the
boiling point and freeze protection of the system.
Always add a premixed solution. Adding full strength
concentrated coolant can cause serious premature
engine damage.
concentrated coolant can cause serious premature
engine damage.
I-2124-0497
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