Enerpac S-Series - Manual (Page 13)

• Remove the cylinder bush (25) by
pushing a suitable drift through the
front of the tool onto the bush.
• Remove both bush seals.
5.2.3 Reaction arm removal
Only remove the reaction arm if the
retainer is visibly damaged.
• Loosen the set screw.
• Remove the lever/pin and the retainer.
5.2.4 Drive shaft release button removal
Only remove the drive shaft release
button if it is damaged.
• Remove the retaining ring.
• Remove the button circlip.
• Remove the retaining bush.
• Clean all exposed components with a
mild solvent.
• Inspect all parts for damage.
5.2.5 Non Destructive Testing
•
Carry out non destructive testing by
magnetic particle inspection on the
following components:
- Body
- Reaction arm
- Crank
- Drive shaft
- Ratchet
- Drive shoe
ENGLISH
13
5.2.6 Reassembly
•
Dry all components. Apply a thin coat
of molybdenum disulphide as
indicated (15).
• Lubricate all seals with silicon grease
and reassemble in the reverse order.
• Insert the piston squarely in the bore.
• Apply a small amount of Loctite 243
to the threads in the cylinder body,
assemble the swivel pin and tighten
the degreased retaining screws as
follows:
a) S1500 and S3000
(M4 screws) – 5,1 Nm
b) S6000, S11000 and S25000
(M5 screws) – 10,2 Nm.
• Also apply Loctite 243 to the
following components:
-
Reaction arm retaining set screw
- Piston locknut threads.
• Restrain the hook end of the piston
rod using the crank (17). Tighten the
locknut to the following torque:
Torque (Nm) (Ft.lbs)
S1500 41 30
S3000 54 40
S6000 81 60
S11000 81 60
S25000 81 60
• Pressurise the assembled tool to max
pressure (Advance and Retract), and
check for any signs of leakage.