KAESER M100, Operator'S Manual, Page: 141 / 384

1.
Battery destruction!
Topping up with pure acid will increase the electrolyte concentration and can destroy the bat‐
tery.
➤ Top up only with distilled water.
2. Check the electrolyte level.
If the level does not reach the mark:
➤ Top up with distilled water.
➤ Close the access door.
Winter operation:
The battery is especially stressed during the winter. Only a fraction of the normal starting energy is
available at low temperatures.
1.
Danger of batteries freezing!
A discharged battery is endangered by freezing temperatures and could freeze at a tempera‐
ture of 14 °F.
➤ Check battery charge with a acid density tester.
➤ Recharge the battery.
➤ Clean the cable connections and apply terminal grease.
2. Check the battery charge weekly.
Recharge as necessary.
3. If the machine is to be unused for a number of weeks, remove the battery and store in a frost-
proof room.
In extreme cases, the use of a heavy-duty cold-start battery and/or an additional booster bat‐
tery is recommended.
10.3.9.3 Battery removal and installation
Precondition The machine is shut down.
The machine is standing level.
The machine is fully vented, the pressure gauge reads 0psig.
Machine is cooled down.
1.
There is danger of batteries bursting!
A short circuited batty heats up quickly and can burst.
➤ Never short-circuit a battery (e.g. with a hand tool).
➤ Wear gloves and eye protection.
2.
Excessive voltage produced by the alternator.
Voltage peaks can destroy the alternator regulator and diodes.
➤ The battery serves as a buffer and must not be disconnected while the engine is running.
➤ Carry out work on batteries only with the machine shut down.
3. Open the left-hand door.
4. Disconnect the negative cable first, then the positive cable.
5. Unscrew the battery fixing clamp.
6. Replace in the reverse order.
10 Maintenance
10.3 Engine maintenance
No.: 9_6999 23 USE
Operator Manual Screw Compressor
M100
129