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Figure 9. Gas Charger Valve
d. Open the main gas valve on the N2 gas container and regulate the N2 gas pressure
(see Figure 8.)
e. Turn the gas charger “T” handle clockwise and adjust N2 gas pressure in the gas
chamber to the correct gas pressure shown on Table 10, Page 26.
f. Turn the gas charger “T” handle fully counter clockwise and remove the hose.
Attach the cap to the gas inlet of the charger.
g. Remove the gas charger and attach the gas valve cap and O ring firmly to the gas
valve nut on the hammer back cap.
OIL LEAKAGE INSPECTION
Check for oil leakage at the points shown in Table 5. It is not unusual to have a small
amount of oil leakage along the tool or cylinder, (refer to Figure 10.)
Table 5. Diagnosis of Oil Leakage
LEAK LOCATION POSSIBLE CAUSE REMEDY
Between front cap
and tool (E)
Damaged or worn
U-packing
Replace seal kit
Between cylinder and
nipple (F)
Loose nipple or damaged
O-ring or nipple
Tighten or replace nipple,
and / or O-ring
Between cylinder and
back cap (G)
Damaged U-packing or
main
Valve outer sleeve O-ring,
or
Back cap O-ring
Replace seal kit
Plug ports (H) Plugs loosen
Remove plugs and reinstall
with sealant