DURKOPP ADLER H-Type 969, Service Instructions Manual, Page: 57 / 90

Position of the hook and needle
Service Instructions 969 - 01.0 - 12/2015 55
4. Place the required washers under the hook cage (2) so that the distance
from the hook tip (5) to the needle (1) is max. 0.1 mm.
5. Tighten the screws (3).
6. Loosen the screw (6).
7. Move the drive shaft (4) sideways so that it lightly touches the needle (1)
8. Tighten the screw (6).
9. Check if the hook tip (5) is touching the needle (1), and adjust the drive
shaft (4) again if necessary.
10.5 Adjusting the loop former
The loop former (3) guides the thread loop in the needle toward the tip of
the hook, thus increasing the chance of the thread catching. Its lateral po-
sition must be adjusted to suit the thickness of the needle using the dis-
tance piece (2).
Cover
• Tilt the machine head (

p. 10).
Fig. 38: Setting the loop former
NOTICE
Incorrect setting of the loop former can cause damage to
the hook.
After fitting the hook, check that the needle has sufficient clearance
to pass between the hook drive dog (4) and the loop former (3).
(1) - Screws
(2) - Distance piece (3) - Loop former
(4) - Hook drive dog
①
②
③
④
③