Ajax A1-1/2 Piston Pump Installation and Maintenance Manual

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This should be iust right enough to permit o slow drip from
the glond when the Pump is operoting. lf the glond is too
rightl the Pump will use excgssive power ond fie plunger
rod will weor roPidlY.
When oll the odiustment hos been token up, the Glond Nut
should be unscrewed ond withdrown, thence the smoll ferrule'
The old pocking should be scroped out with o noil or piece
of wire qnd new pocking (6" - 9" ol 3/16" grophited Volve
f*ist) wropped oround ih" Plung"t Rod ond pressed into the
Glond.
Aftcr the Glond Nut hos been tightened il compressgs the
po"ting ond usuolly I or 2 more turns of pocking con then be
fitted.
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SPEED:
200 r.p.m.
LUBRICATION:
Provided thot the sump is kept filled with oil, lubricotion is
guite outomotic. Oil level in the sump when the Pump is
sfotionory should never foll below the bottom of the filler
plug hole.
The Filling Plug con be found on the bock of the Cronkcose,
while o dioin plug is underneoth for periodicol replocement
of the oil.
sufficienr sAE 20-40 Engine oil should be odded to fill the
cronkcose to fhe fi ller plug level. core should be tokcn thqt
the sump is reolly full, os sometimes o smol I bubble qcrossthe
Ltto, of the fil'ler hole gives the impression thqt it is full
when such is not the cose. About every six months the sump
should be droined ond refilled with new oil.
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