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Gas charging kit:
1. Regulator
2. Adapter
3. Mini-mess coupling I
4. Exhaust valve I
5. Cap nut
6. Coupling
7. Hose
8. Adapter
9. Handle
10. Gas valve
11. Accumulator gauge
12. Back-head gauge
13. Back-head mini-mess coupling
14. Accumulator charging plug
15. O-ring
16. Accumulator charging valve
17. Gas charging port
18. Back-head
19. Accumulator
20. Mini-mess coupling II
21. Exhaust valve II
1. Ensure the exhaust valve I (4) and gas valve (10) are closed, and then connect the cap nut (5) to the
nitrogen bottle.
2. Be sure handle (9) is fully opened (loosened).
3. Connect each end of the hose (7) to the Mini-mess coupling I (3) and the Mini-mess coupling (13) on the
back-head.
4. Open the gas valve (10). And, turn the handle (9) clockwise to charge.
5. Adjust the handle (9) until the back-head gauge (12) pointer indicates the specified gas pressure.
6. If the back-head is charged over the specified gas pressure, adjust the gas pressure by opening the
exhaust valve I (4) slightly to reduce the gas pressure.
7. Close the gas valve (10), and carefully vent the hose (7) by opening the exhaust valve I (4) before
removing it.
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