Trumpf TruSystem 7000, Service Manual

Page: 72 / 306

CAN distributor circuit board (bar)
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Service Manual TruSystem 7000 Operating Table – 1 764 986 – 10/2016
13.10 CAN distributor circuit board (bar)
Disassembly 1. Prepare the operating table (see chapter 7 on page 29).
2. Switch off the operating table and disconnect the internal
power supply (see chapter 10 on page 33).
3. Remove the pad plate of the seat section (see chapter 12.2 on
page 40). Important: keep the back section pad plate
attached so that the bar adjustment is retained.
4. Remove the energy chain [1] (chain connection) from the
inside of the bar (2 screws) to gain access to the screws on the
bar cap [2].
5. Be sure to note the cable routing.
Open the cap [2] on the bar (4 screws) and gently tilt it so the
underside of the circuit board [3] is accessible. Jiggle the
energy chain back and forth to access the screws on the bar
cap.
6. Disconnect the wires of all plugs on the CAN distributor circuit
board [3] (bar cover [2]).
7. Remove the CAN distributor circuit board [3] from the bar
cover [2] (2 screws, with 2 washers at the shielded
connection).
Assembly 1. Attach all leads to their respective plugs on the CAN distributor
circuit board (see circuit diagram on page 295).
2. Install the CAN distributor circuit board with the shielded
connection of cable W166/W167 on the bar cover (2
screws, with 2 washers at the shielded connection).
3. Restore the original cable routing.
Pull cable W166/W167 through the recess on the bar cap
and close the cap (4 screws). Make sure that no cables are
pinched.
4. Attach the energy chain (chain connection) to the inside of the
bar (2 screws).
5. Attach the pad plate to the seat section bars (see chapter 12.2
on page 40).
6. Establish the internal power supply, close the column cover
and turn on the operating table (see chapter 10 on page 33).
7. Put on the pad.