Pfaff 1421E1, Инструкция по эксплуатации, Страница: 74 / 114

Care and maintenance
12 - 2
Fig. 12 - 03
12
.02
Filling the oil reservoir
Check the oil level before every
use.
There must always be oil in the
oil reservoir 2 .
●
Fill oil through hole 1 into the reservoir 2
as required.
Use only oil with a mean
viscosity of 22.0 mm 2 /s at 40°C
and a density of 0.865 g/cm 3 at
15°C.
We recommend PFAFF sewing
machine oil.
Part no. 280-1-120 144.
12.
03
Lubricating the bevel gears
Turn the machine off!
●
The bevel gears of the hook drive are to
be greased once a year.
●
Lay the machine head backwards onto its
support.
●
Unscrew the cover of the bevel gear
case.
●
Brush a little grease onto all of the tooth
flanks (see arrow).
●
Screw on the lid.
●
To stand the machine head up again,
press safety plate 1 to the rear and stand
the machine head up using both hands.
Use both hands to return the machine to an upright position.
Danger of crushing between machine head and table top.
We recommend PFAFF hard soap grease with a drop point of approx. 150°C
Part no. 280-1-120 243.
1
1
2
Fig. 12 - 02