Figure 119
D.
Remove the cap from the antifreeze tank for
the drilling-fluid pump
Figure 120
1. Antifreeze tank
2. Drilling-fluid valve (shown
in the
position)
ON
E.
Ensure that the tank is full of antifreeze
(Figure
120).
3.
Circulate the antifreeze as follows:
g220260
(Figure
120).
g220258
3. Antifreeze valve (shown in
the
position)
ON
A.
Open the antifreeze valve on the front side
of the drilling-fluid pump as shown in
120.
B.
Start the machine and turn On the
drilling-fluid pump.
C.
Add antifreeze to the tank as needed
(Figure
120).
D.
When the antifreeze comes out of the drill
spindle
(Figure
4.
Turn the machine off.
5.
Install the cap onto the antifreeze tank
120).
6.
Close the antifreeze valve
96
Figure
118), turn the pump off.
(Figure
(Figure
120).