March 2008 "3072RT / 3772RT / 3772RT HD" Service & Parts Manual - ANSI Specifications
Page 3-8
Lift Cylinder Removal and Installation
Note: Refer to
Section 1
for seal replacement instructions.
Refer to
Parts Section 3
for detailed parts list and illustration.
CAUTION: • Clean all fittings before disconnecting hoses.
• Tag hoses for proper reassembly.
• Plug all openings to prevent contamination.
1. Raise the scissor arm assembly and support using the maintenance lock.
2. Disconnect hoses and wires and cables to the lift cylinder(s).
3. Use a suitable lifting device to support the lift cylinder.
4. Remove retaining pins and rod end pin.
5. Lift the cylinder from the scissor
assembly using a suitable lifting
device.
CAUTION: Attach the lifting
device to the cylinder
body. Lifting by the rod
end will cause the cylinder
to extend.
Scissor Beam Assembly
Note: Refer to
Parts Section 3
for
detailed parts list and
illustration.
Clean the beams once a year or as neces-
sary and inspect along the beam’s sur-
face, especially weld and brackets.
Scissor Beam Removal
1. Remove the platform and lift
cylinder(s).
2. Attach a suitable lifting device ti
the scissor assembly.
3. Lift the scissor assembly
Installation is reverse of removal.
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