Valavu yogwira ntchito nthawi zambiri imagwiritsidwa ntchito pothandizira moto kapena njira zina zoperekera madzi, pofuna kupewa kupanikizika kwambiri kapena kukonza kukakamiza kwamadzi amoto. Pampu yamoto imathanso kukhala yotsekedwa, kotero kuti gawo lalikulu la mainchesi akuluakulu, tinthu tating'onoting'ono ting'onoting'ono sitingalowe mu dongosolo loyendetsa, kuonetsetsa kuti dongosolo lozungulira SMOOTH OPERATOR, ntchito yotetezeka komanso yodalirika ya valve. Kusuntha kwadongosolo kumakhala kokhazikika, mphamvu zambiri, moyo wautali wautumiki.
Miyeso yayikulu
DN
20
25
32
40
50
65
80
100
125
150
200
250
300
350
400
450
L
160
180
203
216
241
292
330
356
495
622
698
787
914
978
H1
463
516
520
537
596
653
709
805
855
953
990
1030
H
557
610
625
642
750
808
884
1135
1185
1325
1385
1445
Satifiketi yoyenerera