Service Manual

Table Of Contents
Care and maintenance work
6.3 Cooling system
34
6
Regulations for working on the cooling
system
Checking the coolant level in an
external cooler
z
Fill in new coolant and vent the system ac-
cording to the cooling system manufactu-
rer’s specifications.
z
Open the cooling system cap carefully.
z
The coolant level must always be between
the MIN and MAX marks of the compensati-
on tank! Fill up to the MAX mark if necessa-
ry.
Danger of scalding with hot coolant!
Cooling system is under pressure!
Only open the cap in the cooled state!
Coolant must have a prescribed coo-
ling system corrosion protection
(
26
)
concentration !
Observe the safety regulations and na-
tional specifications for handling coo-
ling media. In case of an external
cooler, proceed according to the ma-
nufacturer’s specifications. Dispose of
leaking coolant properly and do not al-
low them to seep into the ground. Or-
der cooling system corrosion
protection agents from your DEUTZ
partner.
(
26
)
.
Checking the coolant additive
concentration
z
Open the cooling system cap carefully.
z
With a conventional antifreeze measuring
instrument
1
(e.g. hydrometer, refractome-
ter), check the coolant additive concentrati-
on in the cooler / compensation tank
2
.
z
For necessary coolant additive concentrati-
on, see
(
26
)
.
The appropriate test device can be obtained
from your DEUTZ partner under the order
number 1824.
1
2
°C
Emptying the cooling system
z
Open the cooling system cap carefully.
z
Place a collecting receptacle underneath
the screw plug (arrow). This is also available
on the opposite side.
z
Unscrew the screw plug and sealing ring,
drain the coolant.
z
Fit new sealing ring to screw plug, turn in
and tighten it (tightening torque 38 Nm).
z
Check for tightness.