HTC GL
270/400/450/550 Machine description
1.0 11
Figure 3-2. The machine's rear
1. Control panel
2. Adjustable handle
3. Connection for vacuum
4. Locking mechanism for handle adjustment
5. Locking bolts/quick release grinding head
3.2 Description of controls – Control panel
The picture below shows the machine's control panel:
Figure 3-3. Control Panel
1. O/I- Start/stop the machine. Turn the knob to "I" to start the machine. Hold the
knob in start position "I" for ca. 1-2 seconds. Turn the knob to "O" to switch
off the machine.