Install Base Section - Manitowoc Grove RT530E-2 Service And Maintenance Manual

BOOM
4. Apply grease to four thrust washers and place one on
each side of the three groove retract cable sheave
assemblies. Grease will keep the thrust washer in place
during installation.
5. Install grease fitting in two shaft weldments. Position
retract cables around sheave assemblies, install spacer
bushing, and install shaft weldment through mounting
lugs in inner mid and the sheave assembly and spacer
bushing. Secure each shaft weldment with a capscrew.
Apply grease to fittings.
6. Position cable retainer bushing to the rear of each
sheave assembly and secure with a capscrew
7. Loosen plugs in cylinder port block and manually extend
the outer rod approximately 15 to 20 cm (6 to 8 in).
Tighten plugs.
8. Position the front of the base section at the rear of the
assembly and slide together being careful not to
damage any cables.

Install Base Section

1. Lift up on the front of the assembly and install the bottom
front wear pads in the pockets of the base section.
2. Install base section front top (1) and bottom (2) side
wear pads with two screws each (Figure 4-34). On top
left side attach mounting angle (3) with both wear pad
screws.
4-18
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FIGURE 4-33
3. Attach outer mid retract cable anchor plates (4) to front
of base section with two capscrews (5) each
(Figure 4-34).
4. Install kicker plate on top of each side of base section
with two capscrews each.
5. Through the top access hole in the base section,
position the two adjustable wear pads on the top rear of
the inner mid. Install each wear pad holder and loosely
install each with two capscrews and washers. Install
offset washers, capscrews, and washers. Using the
offset washers, adjust the wear pads such that the wear
pads are within 1mm (0.03 in) from each side plate of the
next outer section. Tighten the offset washer and
capscrews. Install top access hole cover.
6. Continue to slide together and route synchronizing cable
threaded ends through holes in rear of base section.
Install locknuts on cable ends.
7. Align cylinder outer rod mounting holes with mounting
holes in rear of base section and secure with two bolts
and washers.
8. Reattach the RCL, A2B/ Length cable to the boom nose.
9. Refer to Section 9 - LUBRICATION section for
lubrication of wear pads and other plates on boom.
10. Install the boom in accordance with the INSTALLATION
procedures outlined in this section.
Published 4-22-15, Control # 556-00
RT530E-2 SERVICE MANUAL
6960-5
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FIGURE 4-34
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