SIGMA 150Ci - Manual (Page 13)

2.3
OPERATING INSTRUCTIONS
STEP 2
1
2
4
3
Connecting the source guide tube(s)
Simultaneously pull and rotate the
spring-loaded outlet port cover a quarter of
a turn in a clockwise direction.
Insert the bayonet fitting of the source guide
tube into the exposed outlet port.
Align the GREEN MARKINGS on the bayonet
fitting and outlet port.
Rotate a quarter of a turn counter-clockwise.
Rotate the spring-loaded outlet port cover
an additional 60 degrees in a clockwise direction
until it stops.