OKADA TOP Series Owners And Operators Instruction Manual & Parts List page 38

Removing the charging device
(1) Turn the handle of the charging device counterclockwise as far as possible.
(2) Loosen the cap with an adjustable wrench to discharge the nitrogen gas that remains in the charging
device.
(3) Remove the charging device from the gas valve body and tighten the gas and cover caps to lock them.
Proper tightening torque
Part
Gas cap
Cover cap
Reducing the gas pressure
(1) After checking steps (1) to (5), gently loosen the cap. The pressure will gradually lower. Tighten the cap
when the proper pressure is reached.
(2) Regarding the steps to be taken hereafter, follow the procedure used to remove the charging device.
Replenishing nitrogen gas
After checking steps (1) to (3), take the following steps.
(1) Connect a regulator to the nitrogen gas cylinder.
(2) Remove the cap of the charging device and connect the regulator to the
charging device using a hose.
turning it counterclockwise.
(3) Gently turn the main valve of the nitrogen gas cylinder counterclockwise.
Turn the regulator handle clockwise until the regulator meter indicates stated
pressure, and then turn the main valve clockwise to stop the gas supply.
Torque
Nm ftlb
41 ± 2 30.4±1.4
637 ± 29 470.2 ± 21.7
Loosen the handle of the regulator by
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