7
MAN01-049
Part No. 847706-00 Rev. C00
Service
Notify appropriate hospital personnel when performing
service or maintenance to medical gas systems. Consult
Troubleshooting Guide to determine required repair.
Outlets incorporate a primary valve and secondary
check. Secondary check prevents system gas from
escaping when primary valve is removed for service.
Refer to Replacement Components for identifi cation
ofreplacement part numbers.
Quick-Connect and DISS Valve Assemblies
(Primary Valve)
Quick-connect and DISS valves may be removed for
replacement of seals and some components without
interrupting service to other outlets in piping system.
To check a quick connect or DISS valve for leaks, apply
leak detector solution at primary valve opening both
with and without adapter connected. Bubbles indicate
pressure leaks. Large leaks may be audible.
NOTE:
Replace all elastomer seales whenever outlets are
disassembled.
Front Body
Disassembly of Gemini/Diamond® III/DISS III outlets
for servicing and parts replacement is illustrated in
exploded parts breakdown (pages 10 -12).
NOTE:
Gas supply need not be turned off when removing
front body - secondary check and bushing in back
body prevents fl ow from outlet.
Adapter locking spring on Gemini/Diamond® III front
body housing, and front body o-ring, can be replaced
by dismantling housing as follows:
1. Loosen two front body screws.
NOTE:
On recessed and surface mount outlet models,
screws are held in place by rubber washers; console
models use elastic stop nuts.
2. Carefully remove front body assembly from back
body assembly.
3. Using needle-nose pliers, crush inside fl ange of
brass eyelets and remove from assembly.
4. Remove and replace all worn or damaged parts.
5. New brass eyelets must be used when reassembling
front body assembly. Insert eyelets and fl are rear of
each with 60° tapered punch.
WARNING:
Be certain gas supply to outlet is shut off before
disassemblying back body.
Back Body
Remove internal parts from back body assembly by
lifting inside ( 1” ) lock ring from rear housing with
small screwdriver, as illustrated below.
Carefully work rubber bushing from back body with
screwdriver. Remove check unit and spring. Replace
components as necessary and reassemble outlet.
Lock ring
