Grobet USA 21.819W Скачать руководство пользователя страница 1 | Manualshive

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HIGH PERFORMANCE

DRY VACUUM PUMP

No. 21.819W - 110 olt

No. 21.819WX - 220 volt

OPERATING INSTRUCTIONS

is21819w1/2 11/24/08 1:14 PM Page 1

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Содержание 21.819W

Страница 1: ...HIGH PERFORMANCE DRY VACUUM PUMP No 21 819W 110 olt No 21 819WX 220 volt OPERATING INSTRUCTIONS ...

Страница 2: ...pump Rubber feet are excellent for applications involving a semi flexible surface such as a bench top they help to isolate noise and eliminate creeping All models of Dry Vacuum Pumps should be mounted in a horizontal plane PUMP LOCATION The pressure vacuum pump should be located preferably in a clean dry and well ventilated area Please be sure not to block the ventilation ports located on the moto...

Страница 3: ...n is designed to reset itself after a predetermined cooling period If the fault to the drive remains unaltered the motor will cycle on and off until fault is corrected WARNING The motor is thermally protected and will automatically restart unexpectedly when the overload device resets IDENTIFICATION SYMBOLS GROUNDING INSTRUCTIONS This product should be grounded In the event of an electrical short c...

Страница 4: ...ver the adapter is used it must be held in place by a metal screw The adapter shown in Figure B and Figure C is not acceptable in Canada EXTENSION CORDS If neccessary to use an extension cord use a 3 wire extension cord that has a 3 blade grounding plug and a 3 slot receptacle that will accept the plug on the product Make certain your extension cord is in good condition Make certain your extension...

Страница 5: ... of the trap and condense Commonly used refrigerants are liquid nitrogen or dry ice and acetone or alcohol Dry ice provides sufficient cooling to freeze out most heavy water vapor loads A variety of cold traps are available from Grobet The symptom of a high water vapor load is if you have droplets coming out of the exhaust port If you see droplets of water Grobet recommends you use a cold trap to ...

Страница 6: ... Serious damage to the pump will shorten the pump s service life In addition pumping flammable vapors or gases can lead to serious safety hazard leading to fire or explosion LEAK DETECTION The importance of eliminating all leaks in a vacuum system is obvious The pump must remove this added volume of leaked gas to maintain the desired vacuum Leaks for these pumps can be located by slightly pressuri...

Страница 7: ...a system must be thoroughly clean If the system is completely clean and free from leaks and unwarranted vacuum problems still exist the pump should be checked A simple criterion for the condition of the pump is the determination of its maximum vacuum capability This can be accomplished by blocking of the intake and reading the vacuum level on the gauge TROUBLESHOOTING GUIDE Poor Pumping Poor Loud ...

Страница 8: ... system for any period however short will be repaired under this warranty rather than replaced The warranty is effective for one year from the date of original purchase when 1 The warranty card has been completed and returned 2 The product is returned to the factory or other designated service centers freight prepaid 3 The product in our judgment is defective through no action or fault of the user...

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