5-12
2. Unplug the communication cable from the multi-parameter board and the mainstream
CO2 interface cable. Take out the CO2 interface panel. Then unscrew the two nuts and
pull out the mainstream CO2 assembly.
NOTE
z When reinstalling the mainstream CO2 assembly, make sure you place the CO2
interface panel in the proper direction as shown below. The positioning rib is at the
top.
Positioning rib