6 N1 70 en
17
4.4.3
Central block module disassembly
Step 1.
Unscrew and remove hex. Soc. Head cap screw (47) from yoke inserts (19) and remove yoke insert (19) from yoke (13).
Step 2.
Remove yoke top bearing (46) from yoke (13).
Step 3.
Remove guide rod (14) from central block housing
(11).
Step 4.
Remove yoke (13) with carrier assembly (15) from
central block housing.
Step 5.
Put the yoke assembly on clean and dry place and
remove top retaining ring (49) from yoke pin (16)
CAUTION:
Spring module and pneumatic cylinder module should be
removed before starting central block module removal
procedure.
(Review chapter 4.3 section 4.3.1 and 4.3.2).
The setting of stroke adjustment screw (42) should be
checked and recorded before stroke adjustment screw are
loosen or removed.
NOTE:
Stroke adjustment screw will be removed later in this pro-
cedure.
NOTE:
This procedure considers top cover (12) was removed
while disassemble the pneumatic cylinder module and
spring module.
NOTE:
Taping provided on guide rod to pull out the guide rod
from central block housing.
When removing guide rod from actuator assembly, be
careful to lose o-ring seals.
Summary of Contents for Neles N1 Series
Page 35: ...6 N1 70 en 35 ...
