Vaisala PWD22/52 - Chapter 7: Troubleshooting; Common Problems Overview; Message Indicating Warning or Alarm; Message Missing Troubleshooting

Chapter 6 ______________________________________________________________ Maintenance
VAISALA _______________________________________________________________________ 91
Replacing RAINCAP
®
1. Open the control box (see section Removing PWC22 on page 88).
2. Remove the two screws of the PWC15PB protection board, see
Figure 22 on page 89.
3. Unplug the rain sensor cables (X6 and X7).
4. Remove the two screws below RAINCAP
®
.
5. Remove RAINCAP
®
by pulling it out of the control box.
6. Reassemble in the reverse order. Note that the flat cable marked
with a stripe is connected to X6.
7. Calibrate the new RAINCAP
®
by giving the DRY ON command
as described in section DRY ON on page 76.
8.
Re-install the PWC15PB protection board.
0312-112
Figure 24 Removing the Rain Sensor