24
5.3.9 Reaction Arm Latch - Disassembly
and Reassembly (Fig. 26)
NOTICE
Disassemble the reaction arm
latch only if the latch is not operating
properly or if it is worn or damaged.
• Loosen the socket head cap screw (J1)
• Slide out the retainer lever (J3) and
torsion spring (J4). Retainer (J5) will drop
out.
• Clean all exposed components with a
mild solvent.
• Inspect all components. Replace any
worn or damaged parts.
• Position retainer (J5) on the reaction arm.
• Place torsion spring (J4) over retainer
lever (J3). Slide retainer lever (J3) through
hole in reaction arm (J2) until it engages
with retainer (J5).
• Reinstall and securely tighten socket
head cap screw (J1).
• Install two new O-rings (G) into the ports
on the base of the swivel post (F).
• Place the swivel post (F) on the wrench
(H), making sure that hydraulic ports are
aligned. Be careful that O-rings (G) do
not drop out or become pinched or cut.
• Install the degreased socket head
capscrews (D) and tighten them as follows:
a) S1500X and S3000X:
(M4 capscrews) – 3.7 Ft.lbs [5.1 Nm]
b) S6000X, S11000X, S25000X:
(M5 capscrews) – 7.5 Ft.lbs [10.2 Nm]
Swivel Assembly:
• Install a new O-ring (E) into the groove
on the swivel post (F).
• Install new O-rings (C) into the grooves
inside the swivel assembly (B).
• Coat O-rings (E and C) with a small
amount of silicone grease. Then,
carefully slide the swivel assembly (B)
onto the swivel post (F).
• Reinstall the circlip retainer ring (A).
• Perform hydraulic pressure testing before
placing the wrench into service. Refer to
the procedure in Section 5.3.8.
5.3.8 Hydraulic Pressure Testing
• Connect hydraulic hoses and cycle the
wrench at 1,000 psi [69 bar] to check for
oil leaks.
• If there are no leaks, cycle the wrench at
10,000 psi [690 bar] and check again for
leaks.
• If leaks are present, determine the cause
and make repairs as required before
placing the wrench into service.
WARNING
Pressurized hydraulic oil
can penetrate the skin and could cause
serious personal injury. Always repair any
oil leaks before using the wrench.
H3
H1
H2
H3
H4
H4
H5
H6
H7
H8
H10
H9
H1B
H1A
H1C
LP1
✜
LP2
✜
LP11
✜
LP10
✜
LP9
✜
LP8
✜
LP5
✜
LP6
✜
LP7
LP4
✜
LP3
✤
✜
✤
H16
H18
✤
✤
H13
H14
H15
H20
H21
H23
✤
H2
H12
H11
✽
✤
✤
H22
✤
H17
H19
J1
J2
J3
J4
J5
Fig. 26
ENGLISH