Filling The Oil Reservoir; Lubricating The Bevel Gears - Pfaff 521 Instruction Manual

Care and maintenance
12

Filling the oil reservoir

.02
12

Lubricating the bevel gears

.03
12 - 2
1
Fig. 12 - 02
1
Fig. 12 - 03
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.
2
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
and a density of 0.865 g/cm
15°C.
We recommend PFAFF sewing
machine oil.
Part no. 280-1-120 144.
Switch the machine off!
Danger of injury if the machine
is started accidentally!
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.
2 /s at 40°C
3 at