SECTION 5: MAINTENANCE 4-2
1. Remove the Purge Port Plug Retainer from the Release end of the Instrument by unscrewing the nylon
screw that holds it in place, shown in F
IGURE 4-2.
Figure 4-2: Remove the Purge Port Plug Retainer
2. Equalize pressure by removing the purge port plug, shown in F
IGURE 4-3.
Figure 4-3: Removing the Purge Port Plug