Replacing The Battery - GE Hydran 201 i Instruction Manual

Note: When disconnecting the battery, only the sensor parameters (except the serial
number and checksum) and the calibration parameters are preserved. When the battery is
connected again, the parameters are automatically set to their hardware default values.
2. Power off the H201Ti.
3. Disconnect the H201Ti's power supply.
4. Remove the two screws holding the CPU module (these screws are identified with
arrows).
5. Pull out the module with care from the H201Ti.
6. Place the module on a table.
7. Remove the three remaining screws.
8. Carefully lift off the cover of the CPU module.
WARNING
Wires connect the cover and the circuit board.
CAUTION
9. To disconnect the battery, simply remove the JP5 jumper, located next to the battery
wires.
10. Put the jumper aside.
11. If the battery is disconnected for storage purposes, use tape to stick the jumper inside
the CPU module's cover.
12. Reinstall the cover back in place.
2.7.3

Replacing the Battery

To replace the battery, proceed as follows:
1. Unsolder the red (W8) and blue (W9) wires coming from the battery.
2. Remove the battery from the cover.
Part 17997 Rev. 6, March 2011
Battery
2-17