LEYBOLD THERMOVAC TTR 101 N, Operating Manual

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37 300544655_002_C1 - 11/2016 - © Leybold
For P/N: 230354V02, 230356V02, 230366V02 (integrated touch display):
Disassembling the transmitter
- Unscrew the four screws (Torx/Slot) on the bottom of the transmitter. (See step 1 below)
- Carefully slide off the bottom part of the shell (See step 1 below)

The communication circuit board is attached to the top of the shell. By removing the shell,
the communication circuit board is separated from the sensor circuit board connected to the
flange.
- Press the two pins (*) on the side of the detached bottom part simultaneously to remove the flange
from the transmitter shell adapter part. (See step 2 below)
Step 1 Step 2
Assembling the transmitter
- Slide the flange carefully into the shell adapter part of the transmitter and press the two pins on the
side of the flange to allow the shell to snap back into place. (See step 2 above)
- Align the alignment gaps from the both top and bottom circuit board to ensure correct electrical
connection. This can be done by aligning the flange into the bottom part of the transmitter shell as seen
in the figure below.
- Attach the shell adapter part to the top part of the transmitter by aligning both pieces correctly and
sliding the bottom part carefully in its place. Secure by screwing in all four screws (Torx/Slot). (See
step 1 above).
Correct alignment Wrong alignment
Be careful to keep the parts aligned while disassembling and assembling.
Incorrect alignment will cause permanent damage to transmitter electronics.
Critical
!