Air Dimensions Incorporated Dia-Vac R Series 사용 설명서 - 페이지 5
{카테고리_이름} Air Dimensions Incorporated Dia-Vac R Series에 대한 사용 설명서을 온라인으로 검색하거나 PDF를 다운로드하세요. Air Dimensions Incorporated Dia-Vac R Series 11 페이지. Elevated/extended pump with explosion proof motor
페이지 인쇄
Pump draws excessively high current
Motor is overloaded
Power input is incorrect
Low or zero flow
Pump is rattling or knocking
Servicing
Listed below are the two predominant types of maintenance typical for
servicing of the consumable parts (diaphragm, valve discs, gasket, and Teflon® washer), and the servicing
of the connecting rod.
http://www.airdimensions.com/service/videos/.
Disassembly of Head Section and Diaphragm
Remove head assembly by unscrewing the four head bolts. A flat‐bladed screw driver may be needed to
gently pry the head free of the service diaphragm. **If the heads have Teflon® coating use caution not to
scratch the surface.
The valve body can then be removed by unscrewing the two smaller screws (also accessible on the top of
the head section). This part may be freed by gently tapping on these two screws after they have been
loosened about three or four turns. When the valve body is removed, check all internal surfaces for any
accumulation of dirt. The two valve discs can be wiped clean and replaced as long as they appear
unaffected by usage. The valve gasket can be easily removed and should be inspected. As a matter of good
Turn off pump
Remove all pressure and vacuum conditions
Restart and test at atmospheric pressure
Check motor wiring i.e. 115 V vs 230 V wiring
Check power source
o Pumps are only rated for ±10% voltage on name plate
Connection or sample line blocked
Remove blockage
Liquid or foreign debris has collected in the head
Clean out the head, see section "Servicing"
Place pump outlet facing downward
Diaphragms, valves, or gasket are worn
See section "Servicing"
Connecting rod bolt or diaphragm plate screw are under torqued
See section "Servicing" for torquing specifications
Connecting rod cap is too close to one side of housing
Using a screw driver lightly pry the cap away from the side of the housing
and center. A centering tool is available for purchase at ADI.
For video instructions on servicing the head and diaphragm visit
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Dia‐Vac® Pumps, the