Lab companion OV-11 Operation Manual page 7

(5)Exchange vacuum oil regularly at an 100hr interval of vacuum pump use.
(6) Equip cold trap and filter to protect wall of rotary vane pump cylinder and prevent vacuum
oil contamination.
Do not put in explosive, combustible samples such as Alcohol, Benzene, and other inflammable
solvent inside the chamber.
Be careful of touching the unit during or after operating. It is very hot!
(7) Please do not insert any material that can apply electric current or can be inflammable. It
can cause electric shock or a fire.
(8) When clean the unit, do not pour water to external body directly.
(9) A person of Jeio Tech Co.,Ltd. or appointed personnel from Jeio Tech Co.,Ltd. can provide
service of applied circuit or electric part in the unit. (Heating machine can cause a fire if
the machine is treated by unauthorized personnel)
2) Ideal Vacuum Unit system
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