Hitachi SERIES J - Manual (Page 10)

10 306531
Maintenance
Shutdown and General Care
WARNING
To reduce the risk of serious injury whenever you
are instructed to relieve pressure, always follow the
Pressure Relief Procedure on page 8.
D Always relieve the pressure when you shut down
the pump.
D
If you are pumping fluid that dries or sets up, flush
with a compatible solvent as often as necessary to
prevent buildup in the pump and hoses.
D
After every 40 hours of operation, adjust the pack-
ing nut (42) as described on page 11.
Flushing
WARNING
To reduce the risk of serious injury whenever you
are instructed to relieve pressure, always follow the
Pressure Relief Procedure on page 8.
1. To reduce the risk of skin injection, static sparking
or splashing, Relieve the Pressure before flush-
ing.
2. Remove the spray tip.
3. Hold a metal part of the gun firmly to the side of a
grounded metal pail. Use the lowest possible fluid
pressure when flushing.
Lubrication
The accessory air line lubricator (G) provides automat-
ic air motor lubrication. For daily, manual lubrication
follow this procedure:
1. Disconnect the regulator.
2. Place about 15 drops of light machine oil in the
pump air inlet.
3. Reconnect the regulator.
4. Turn on the air supply to blow oil into the motor.