Pfaff 234 User Manual

Oil seoler screw
2
(Fig.
l)
on
the
top
covoí hos two
oilwicks
qttoched
fo
it
whió providê
for
on odditionol
lubricotion
of the feed
eccentric
ono,
therefore,
should be sooked
with
oil
thoroughly.
Both
the verticol
shofr rop
beoring
ond the
upper bevel
geor
ossembly
con b6
oiled
qÍter
tqking
out
cop screw
3
(Fig,
1). The needle
bor is
lubricoted by
meons
oÍ on oilwick
which
leods
down
Írom
the tqke-up guord
ond
is
jooked
with
sproy oil.
Form lhe.
hobii
oÍ
pufting
o drop
oÍ
oil
into the
hook rocewoy
severol
lrmes
o cloy.
Cerloin. sewing
.lroubles,
such
os lhreod
breoking
ond stitó
skipping,
connol be
remedied by
opplying excessive
quonlities
of
oil. Excess oil
qno
lint tend
lo form o
pocked
moss
which, in time,
will couse
hord running
oÍ
ihe moóine
ond soiling
of the work.
Mokr
it o rulc, thereÍore,
to
qpply
oil rporingly
but regulorly.
Alwoys use PfofÍ
sewing mochine
oil No.28GllmI22
whió is completely
non-resinous.
Although
the bevel geors
ore
enclosed
in
coses
ond require
no speciol
moin-
lenonce, il is recommended
to
reploce the
old
greose
by Pfoff
greose
No.
2&-l-12O
213 once
o
yeor.
Owing fo
the
speciol
Ébricoting
propeities
of this
greose,
the flonks
of the bevel
geor
teeih
should be greoled
only lightly.
From
lime to iime,
unscrew the needle
plote
ond remove
lhe lint which
hos
occumuloted
on the Íeed
dog ond in the
viciniry oÍ the
sewing hook.
This ir
very impo.tont
becouse this
lint contoins smoil porticles
of dressing
which
couse
excessive weor
of the sewing meóonism.
On moclrines
which
oÍe in
opeÍolion constontly,
the lini musl
be removed
every doy.
5, lemoving
the Bobbin
Cose
Roise the toke-up
lever to its
highest
position
ond
open the bed
slide. Reocn
under lhe toble
wiih
your
left
hond ond
open the bobbin
cole
loích with
the
noil
of
your
thumb. Pull
out the bobbin
cose
by holding rhe
lotch with
thumb
ond ÍoreÍinger,
os shown in
Fig.4.
While
you
hold the
bobbin
cose
by its
open lotch, the
bobbin connot foll
out.
6. Winding
rhe
Bobbin
Bobbins
ore wound wilh lhe power-driven
bobbin
winder
(Fig.5),
which
requires
no lub.icotion
since its
spindle runs
in
q
sinlered steel
bushing.
A bofÍle
plote
mounled
on the
winder
bose
prevents
the lhreod from
berng
pulled
loword the driving
belt by ihe
droÍt
of oi.
cqused by the
belr. Thé
V-groove in the rim
of lhe winder pulley
hos on
obtuse-ongled
profile
which
permih
lhe
use
of both round ond
V-belts.

Pfaff 234 Specifications

General

Brand	Pfaff
Model	234
Category	Sewing Machine
Language	English