Drive Mechanism
60710
Screw
31300
Brake return
spring
60600
Crescent slide
b
a
N
Clamp
d
Apply grease (part no. 75988 061 7800) to
Fig. 8.23
Apply grease (part no. 75988 061 7800)
to the shaded part
60600 Crescent slide
Fig. 8.24
8.10 Load Gears of the Threading Roller Units (Pos. 5030A and
5040A)
– Remove the crescent slide (see point 8.9).
– Disengage the clamp Q and remove the load gear of the threading
roller unit (Pos. 5030A) and the detached load spring (Pos. 5030B,
Fig. 8.25). When disassembling these components, take care that the
load spring (Pos. 5030B) does not jump off.
– Remove the load gear of the threading roller unit (Pos. 5040A) and
the detached load spring (Pos. 5040B, Fig. 8.25). When disassem-
bling these components take care that the load spring (Pos. 5040B)
does not jump off.
Note: Reassemble the load gears (Pos. 5030A and 5040A) in the
position shown in Fig. 8.26. When fitting the load gears
(Pos. 5030A and 5040A) and the load springs (Pos. 5030B
and 5040B) make sure that the spring hooks of the load
gears (Pos. 5030A and 5040A) protrude 0.5mm ( Fig. 8.27).
5 - 26
60700
Crescent slide
mounting
O
Hole
Threading roller
unit, r 5060A
c
P
Pin
Threading
roller unit, l
5050A
Tension arm
40400
a
b
c
d
,
,
,
.
Notes on lubricating the mechanical parts of the roller units
– Always use the grease with part number 75988 061 7800 for lubri-
cation and follow the lubrication instructions given in Fig. 8.25 and
Fig. 8.28!
Q
Clamp
5040A
Gear, load t
5040B
Spring, load t
5040C
Lever, load t
5030C Lever, load s
Shaft
Shaft
5060A
Threading
roller
Incline pin
unit t
5060B Guide roller
Incline pin
Fig. 8.25
5040A Gear, load t
Align the position
Fig. 8.26
5030A/5040A Gear, load s/t
Load lever 5030C/5040C
Fig. 8.27
GV 29 EURO, GV 9300 EURO
5030A Gear, load s
5030B Spring, load s
Shaft
Shaft
Apply grease (part no. 75988 061 7800)
to the shaded shafts and parts of
the mechanism chassis and the sur-
rounding area of the rail
5050A Threading
roller unit s
5050B
Guide roller
5030A Gear, load s
0.5mm
GRUNDIG Service