Coolant replacement, E "coolant, Replacement – Karcher HD 19-100 De Tr1 User Manual

Page 81: Gb r750

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C1453

00602.

fm

English

Maintenance information

GB

R750

Follow the procedure below.

1- Start the engine and run it at min-

imum speed for a few minutes.
The cooling circuit reaches the
operating pressure.

2- Turn off the engine and remove

the ignition key.

3- Let the engine cool down ade-

quately to avoid being burnt.

4- Prepare a container of appropri-

ate capacity.
As for the liquid quantity, see
"Specifications".

5- Unscrew the load plug (P).

Warning - Caution

Open the plug gently to drain the
pressure.

6- Open the cock (S).

Important

If there is no coolant drainage tap, check
to see if there is a drain plug. For further
information, please consult the docu-
mentation provided by the manufacturer
of the vehicle/device in which the engine
is installed.

7- Let the liquid flow into the container.
8- Close the cock (S).
9- Pour in the new liquid.

Important

The fluid level must be up to the base of
the neck into which the radiator plug is
screwed. If there is a coolant expansion
tank, consult the documentation provid-
ed by the manufacturer of the vehicle/de-
vice in which the engine is installed.
As for the liquid quantity and type, see
"Specifications".

10-Screw again the plug (P).

11-Turn the engine on and keep it running

at idle speed for a few minutes to bring it
up to working temperature (70÷80°C).

Important

If the fluid level decreases, top it up until
it is constantly between the reference
marks

12-Turn off the engine and let it cool down

properly.

13-Check the coolant level and, if neces-

sary, carry out topping-up (see "Engine
oil level control")

Important

Do not throw away any polluting material
in the environment. Carry out their dis-
posal in compliance with the relevant
legislation in force.

COOLANT REPLACEMENT

IDM-45300601400.tif

cock (S)

load plug (P)

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