Fig. 37 Coolant pre-heating
1
Instrument panel
2
Connection for the coolant pre-heater
3
Power cable
4
Coolant pre-heating
5
Engine block
DANGER
Danger of fatal injury from electric shock!
Serious injury or death can result from a short-circuit in the electric coolant pre-heater.
➤ The power cable for the coolant pre-heater may only be plugged into an electrical socket fitted
with a protective earth.
➤ Connect the coolant pre-heater to the user's power socket with the power cable supplied.
7.10 Option ga
Putting the generator into operation
The generator can be operated without an earth.
Test the insulation monitoring daily with the engine running before putting the generator into operation.
Fig. 38 Insulation monitoring - 400 V, 3-phase generator
7
Initial Start-up
7.10 Putting the generator into operation
No.: 9_6975 00 E
Service Manual Screw Compressor
M135 SIGMA CONTROL MOBIL
73
Option bb
