Mec 4069RT - Hoses and Cables; Platform

“4069RT” Service and Parts ManualMarch 2014
Page 3-4
HOSES AND CABLES
H OSES AND C ABLES
NOTE: Refer to Parts Section E for detailed hydraulic hose diagrams.
Inspect all hoses and electrical cables for security and damage. Hoses and cables
should be examined closely for rubbing and chafing.
Check all ties and clamps that keep hoses secure.
Check for leaks at fittings.
Replace any damaged hose or cable.
W HEN DISASSEMBLING ANY HYDRAULIC COMPONENT :
1. Clean the area of dirt and grease.
2. Tag hoses for proper reassembly.
3. Disconnect hydraulic hoses. Immediately cap and plug all openings to prevent con-
tamination.
4. Torque hose fittings according to the Hydraulic Torque Specification Table. See the
Introduction Section of this manual.
P LATFORM
NOTE: Refer to Parts Section B for detailed parts list and illustration.
Remove all tools and materials from the platform before performing this procedure.
R EMOVAL
1. Raise the platform and support it with the maintenance lock (see the Introduction
Section of this manual).
2. Connect an overhead crane to platform using appropriate slings. Arrange the rigging
to avoid touching the guardrails and so that it runs between the toe board and the
sheet materials rack. Apply slight lifting pressure.
3. Tag and disconnect all platform wires.
4. Remove the nuts from the two bolts on each side of the front of the platform (four nuts
total). Press the bolts flush with the inner surface of the platform structure. It is not
necessary to remove the bolts completely.
5. Remove any components that will obstruct the scissor slide path.
6. Remove the bolts from both fixed blocks at the rear of the platform.
7. Lift the rear of the platform until the fixed blocks are clear.
8. Slide the platform assembly backwards until the slide blocks clear the front of the plat-
form.
THE PLATFORM MAY SHIFT SUDDENLY WHEN IT CLEARS THE SLIDE
BLOCKS.
9. Remove the platform assembly.