- With the valve stem in the “Closed” position, insert the ball so the slot
engages with the stem.
- Insert the second valve seat
- Install the end cap and tighten to 60 N/m
- Install the valve stem gland then the lock tab and nut. Tighten nut to 3
N/m and bend the lock tab to stop the nut undoing
- Hold the valve stem with pliers and open and close the valve four or
more times to bed in the seal. Leave the valve in the closed position
- Reinstall the bracket, drive dog and air actuator
- Reinstall the assembled valve and connect pipework
- Repower the dispenser and check for correct operation of the valve and
for any leaks
DANGER: Do not use thread tape or sealing compounds on parallel SAE
fittings.
CAUTION: O-rings that are subjected to natural gas at high pressure swell
when exposed to air. Once swollen, they cannot be reused and must be
replaced.