Siemens PORTARAY HELIODENT 70 Maintenance Instruction page 47

Fig.61 540°
To inspect, remove X-ray head from scissor arm as follows:
\
Secure
To
facilitate the removal
of the X-ray head, the
Secure
with tape
Scissor arm must be secured with the safety strap
with tape as shown.
|
O a
Safety strap | —
Countersunk screw be,
Remove cap and cover.
Disconnect wires in the U-channel and ground wire O,
CAUTION:
The wires must be marked as follows:
U-channel
X-ray tube assembly wires | 3 | 4 | 5 | 6
Scissor arm wires | 3 | 4 | 5 | 6
Remove cover (23).
Remove countersunk screw from bracket (22).
Hold X-ray head at the yoke and remove bracket
(22). Remove X-ray head.
DAT —