IV-88
HYDRAULIC UNITS
SELF-LEVEL VALVE
DISASSEMBLY AND ASSEMBLY
General Cautions
• Carry out disassembly and reassembly operations
in a clean place and place disassembled parts in
clean containers.
• Before disassembly, clean thoroughly around the
ports and remove paint or thread lock, etc. from
all joints with a wire brush.
• Clean disassembled parts with light oil or other
cleaning oil.
• Apply a thin coating of hydraulic oil to sliding
surfaces and a thin coating of grease to seals when
assembling them.
• Replace seals with new parts each time disassem
-
bly is done.
Following is an explanation of the self-level valve
disassembly procedure. Follow the procedure used
to disassemble the self-level valve in reverse order
when assembling it.
1. Remove plug (1), spring (3), and spool (4) be-
fore taking O-ring (2) off of plug (1).
Plug: 36.6~40.7 N·m
2. Remove plug (5) and spool (7) before taking O-
ring (6) off of plug (5).
Plug: 36.6~40.7 N·m
3. Remove plug (11), spring (10) and plunger (9)
before taking O-ring (2) off of plug (11).
Plug: 36.6~40.7 N·m