Figure 159
1.
Antifreeze-tank cap
2.
Antifreeze tank
D.
Ensure that the tank is full of antifreeze (
).
3.
Circulate the antifreeze as follows:
A.
Open the antifreeze valve inside of the rear
compartment (
).
Figure 160
1.
Antifreeze valve
B.
Open the valve near the rear compartment (
).
Figure 161
1.
Valve (open position)
C.
Start the machine and turn On the drilling-fluid
pump.
D.
Add antifreeze to the tank as needed (
).
E.
When the antifreeze comes out of the drill spindle
(
), turn the pump off.
4.
Turn the machine off.
5.
Install the cap onto the antifreeze tank (
).
6.
Close the antifreeze valve (
112