WEMPE 20097 Operating Instructions Manual page 36

WEMPE digital main clock 20097
Maintenance
Accumulator replacement at console-mounting version:
1. Unscrew the screws (M4 x 110 mm) on the back of the clock.
2. Unplug the connector.
3. Replace the accumulator.
4. Plug the connector.
NOTICE!
It is only possible to plug the connector if the polarity is correct.
5. Tighten the screws.
6. Dispose of the old accumulator in an environmentally friendly way.
ATTENTION! Environmental risk!
Batteries are hazardous waste and have to be treated by approved
hazardous waste disposal sites!
After several years of use:
Give the main clock to a qualified workshop for readjustment of the oscillator. They will
readjust the oscillator by means of trimming capacitors.
36
Ill. 10 : screw and connector
V3.0 01/2011