Manitowoc Grove RT880E User Manual

Grove Published 11-10-2014, Control # 524-00 4-13
RT880E SERVICE MANUAL BOOM
4
40. Remove the retract cable sheave mounts from the fly
section and attach them to the rear of the outer mid with
capscrews and washers. Torque capscrews; refer to
Fasteners and Torque Values, page 1-15 for proper
torque value.
41. Place the trunnion mounting plates on the lower cylinder
barrel mounting lugs.
42. Place the trunnion mounting plates on the upper cylinder
rod mounting lugs.
43. At the rear of the inner mid section, install the upper
wear pad grease line, connector and grease fitting on
each side.
44. Install the bottom rear wear pad on the inner mid section
with the capscrews and washers. Torque capscrews;
refer to Fasteners and Torque Values, page 1-15 for
proper torque value.
45. Position the front end of the inner mid at the rear of the
outer mid/fly/telescope cylinder assembly.
46. Slide the outer mid/fly/telescope cylinder assembly into
the inner mid section installing top rear wear pads in
pockets of outer mid section (cutout should align with
grease line). Stop and install rear side wear pads and
shims on outer mid section with the capscrews. Torque
capscrews; refer to Fasteners and Torque Values,
page 1-15 for proper torque value.
NOTE: Use shims as necessary to adjust wear pad so it is
within 0.078 in (2 mm) of the inner mid section side
plate. Use equal number of shims on each side.
47. Continue to slide together being careful not to damage
cables.
48. Lift up on the front of the outer mid and install the bottom
and side front wear pads in the inner mid. Install shims
as necessary.
49. Install inner mid front top wear pads as noted during dis-
assembly. Secure each with a bolt and washer. Install
two adjusting blocks and secure each with two bolts and
washers. Install adjusting screws and lock nuts. (Two
each on top and two each on side).
50. Install bottom and side wear pad keeper plate on each
side of the inner mid and secure with the capscrews and
washers. Torque capscrews; refer to Fasteners and
Torque Values, page 1-15 for proper torque value.
51. Continue to completely slide together.
52. Install nut and washer in right side valve tapped pusher
rod. Install the rod assembly through hole on right side of
inner mid.
53. Install left side valve pusher rod on outer left side of inner
mid.
54. Align upper cylinder rod trunnion mounting plates holes
with holes in inner mid. Secure with the capscrews and
washers. Torque capscrews; refer to Fasteners and
Torque Values, page 1-15 for proper torque value.
55. Lift up on end of the lower cylinder to align barrel mount-
ing plate holes with holes in inner mid. Secure each with
the capscrews and washers. Torque capscrews; refer to
Fasteners and Torque Values, page 1-15 for proper
torque value.
56. Remove any blocking under cylinder.
57. Install the cam valves on the mounting plates on each
side of the inner mid using capscrews and washers.
Torque capscrews; refer to Fasteners and Torque Val-
ues, page 1-15 for proper torque value.
58. If removed, install hydraulic fittings in the ports of the
valves and the cylinders as tagged during disassembly.
59. Connect the hydraulic hoses and tubing to the valves
and cylinders as tagged during disassembly.
60. Place the trunnion mounting plates on the lower cylinder
rod mounting lugs.
61. Position the front end of the base at the rear of the inner
mid/outer mid/fly/telescope cylinder assembly.
62. Slide the inner mid/outer mid/fly/telescope cylinder
assembly into the base section installing top rear wear
pads in pockets of inner mid section (cutout should align
with grease line). Stop and install rear side wear pads
and shims on inner mid section with the capscrews.
Torque capscrews; refer to Fas
teners and Torque Val-
ues, page 1-15 for proper torque value.
NOTE: Use shims as necessary to adjust wear pad so it is
within 0.078 in (2 mm) of the base section side
plate. Use equal number of shims on each side.
63. Continue to slide together.
64. Lift up on the front of the inner mid and install the bottom
and side front wear pads in the base section. Install
shims as necessary.
65. Install base section front top wear pads as noted during
disassembly. Secure each with a bolt and washer. Install
two adjusting blocks and secure each with two bolts and
washers. Install adjusting screws and lock nuts. (Two
each on top and two each on side).
66. Install bottom and side wear pad keeper plate on each
side of the base section and secure with the capscrews
and washers. Torque capscrews; refer to Fasteners and
Torque Values, page 1-15 for proper torque value.
67. Continue to completely slide together.
68. Align lower cylinder rod trunnion mounting plates holes
with holes in base section. Secure with the capscrews
and washers.Torque capscrews; refer to Fasteners and

Manitowoc Grove RT880E Specifications

General

Brand	Manitowoc
Model	Grove RT880E
Category	Construction Equipment
Language	English