Removing Pwc22; Figure 23 Opening Box Screws (1) - Vaisala PWD22 User Manual

User's Guide _______________________________________________________________________
96____________________________________________________________________ M210543EN-B
Assembling is done in reverse order. See the instructions below:
1. Slide the transmitter board (4) to the module (5) and tighten the
nylon screw (6).
2. Lightly grease the O-ring (5) surface on the optics module with
silicon grease.
3. Press the optics assembly into the transmitter. Be careful not to
touch the lens. Make sure that the module seats properly. If not,
lead it to the sink by pointed pliers.
4. Lock the module with a M4x4 set screw.
5. Connect control cable (1) and make sure the cable gasket seats
tight into its groove.
6. Check that all the optical surfaces, LED and lens, are clean.
7. Close the transmitter cover with the gasket by four counter sunk
screws.

Removing PWC22

1. Open the four box screws in the corners of the controller box.
See Figure 23 below.
.
Figure 23 Opening Box Screws (1)
2. Remove the PWC22 board by opening the five screws to replace
the board with a spare part. See Figure 24 on page 97.
0308-008