Checking Insulation Resistance On The Power Supply Cord Of The Mobile Stand - Dentsply Sirona Heliodent Plus Service Manual

4 Maintenance
4.14 Checking insulation resistance on the power supply cord of the mobile stand
X200
66
4.14
Checking insulation resistance on the power
supply cord of the mobile stand
Auxiliary devices required
● Safety tester for insulation resistance
Preparation
WARNING
Perilous shock hazard!
Switch the line voltage off.
✔
Measure the insulation resistance between each active conductor
and protective ground conductor.
✔
Switch the unit off and unplug the connector from the power socket.
1. To remove the cover, see Removing covers [ → 19].
Elect. connection 1 phase
2. Disconnect the power supply cord from clamp X200 on DX1.
3. Set a test voltage of 500 V on the safety test device and follow the
instructions in the test device's description.
The tester displays the insulation resistance of the short-circuited
power supply cords L and N against the protective ground
conductor.
The insulation resistance must be greater than 100 M Ω .
4. Re-connect the power supply cord to clamp X200 on DX1.
L1: brown
N: blue.
PE: green/yellow
5. Insert the connector into the socket, check the functioning of the unit.
Reattach the covers.
Dentsply Sirona
Service Manual Heliodent Plus
62 15 102 D3507
D3507.076.01.15.02 03.2018