Ope
ra
tio
n
%HIRUHRSHUDWLRQ
Ŷ6WURNHOHQJWKDGMXVWPHQW
$VWURNHOHQJWKFDQEHDGMXVWHGZKHQWKHPRYLQJGLVWDQFHRIWKHSOXQJHULVFKDQJHGE\WKHVWURNHOHQJWKDG
MXVWLQJNQRE
7KHVWURNHOHQJWKDGMXVWPHQWUDQJHLVIRUWKH%W\SHIRU&W\SH7KHUHODWLRQEHWZHHQD
ÀRZUDWHDQGDVWURNHOHQJWKLVVKRZQDVEHORZ
7KHÀRZUDWHGHVFULEHGRQWKHQDPHSODWHLVDW
127(
'RQRWURWDWHWKHVWURNHOHQJWKDGMXVWLQJNQREZKHQWKHSXPSLVQRWUXQQLQJ
7XUQRQSRZHUDQGSXVKWKHVWDUWVWRSNH\WRUXQWKHSXPS
7KH21/('EOLQNVGXULQJRSHUDWLRQ
5RWDWHWKHVWURNHOHQJWKDGMXVWLQJNQREDQGDGMXVWDÀRZUDWH
ZKLOHWKHSXPSLVUXQQLQJ
Before a long period of stoppage (One month or more)
Clean wet ends and the inside of piping.
5XQWKHSXPSZLWKFOHDQZDWHUIRUDERXWPLQXWHVWRULQVHFKHPLFDOVRII
Before unplugging the pump
$OZD\VVWRSWKHSXPSE\NH\RSHUDWLRQDQGZDLWIRUWKUHHVHFRQGVEHIRUHXQSOXJJLQJWKHSXPS2WKHUZLVH
WKHODVWNH\RSHUDWLRQPD\QRWEHSXWLQPHPRU\,QWKLVFDVHWKHSXPSXQLQWHQWLRQDOO\VWDUWVWRUXQDVSRZ
HUHGRQGLVFKDUJLQJOLTXLG
When the pump does not transfer liquid at resuming operation.
&OHDQWKHYDOYHVHWVDQGUHPRYHIRUHLJQPDWWHUV
,IJDVLVLQWKHSXPSKHDGH[SHOJDV
DQGUHDGMXVWDÀRZUDWH6HH'HJDVVLQJRQSDJHDQG)ORZUDWHDGMXVW
PHQWRQSDJHIRUGHWDLO
1
2
6WURNHOHQJWKDGMXVWLQJNQRE
Fixed stroke rate
100
%
75
50
25
0
25
50
75
100
%
D
isc
harge
c
apac
it
y
Stroke length adjustment
