Maintenance; Replacement Of Pump Tube - Hitachi ZA3000 Series Instruction Manual

5.1 Replacement of Pump Tube

5 MAINTENANCE

Continuous use of the instrument without periodic inspection and
maintenance may result in degradation of components that can
cause some serious problems, including gas leakage, liquid leakage,
electricity leakage, or ignition.
Perform inspection and maintenance according to the specified
intervals regardless of the frequency of use.
When a pump tube is deteriorated or damaged (torn), replace with a
spare. The procedure is instructed below.
(1) Release the support clamp lever by raising it.
(2) Turn the tube support down.
(3) Disconnect the pump tube from the rotor.
Fig. 5-1 Removal of Pump Tube
(4) Disconnect the old tube from the nipple.
(5) Connect a new tube to the nipple using the furnished sandpaper.
Nipple
Fig. 5-2 Connection of Pump Tube and Nipple
5 - 1
Support clamp
lever
Nipple
Pump tube
Tube support
Pump tube
Sandpaper