Pfaff 3834-14/11, Instruction Manual, Page: 65 / 112

Care and Maintenance
12 - 1
These maintenance intervals are calculated for the average running time of a
single shift operation. If the machine is operated more than this, shorter
intervals are recommended.
12
.01
Cleaning
Clean the hook, hook compartment and toothed wheel 3 daily, several times if in continuous use.
Switch the machine off!
Danger of injury if the machine
is started accidentally!
●
Bring the needle bar to its highest position.
●
Open the post cap and remove the bob-
bin case cap and the bobbin.
●
Unscrew hook gib 1 .
●
Turn the handwheel until the point of
bobbin case 2 penetrates into the groove
of the hook race approx. 5 mm .
●
Remove bobbin case 2 .
●
Clean the hook race with paraffin.
●
When inserting the bobbin case 2 ,
ensure that the horn of the bobbin
case 2 engages in the groove of the
needle plate.
●
Screw hook gib 1 back on and close the
post cap.
87-014
12 Care and Maintenance
Cleaning ..................................................... daily, several times if in continuous operation
Oiling the hook ............................................................................... daily, before operation
Checking the oil levels ................................................................... daily, before operation
Lubricating the bevel gears ............................................................................. once a year
5 mm
1
2
Fig. 12 - 01
3
●
Remove the puller cover and clean the
puller gears daily, several times if in
continuous operation.