National Crane 600H, Service Manual

Page: 156 / 232

OUTRIGGERS 600H SERVICE MANUAL
7-6
08-19-2022 Control # 092-13
REMOVAL
Outrigger Beam
1. Check that the jack is fully retracted and, if applicable,
the float removed.
2. Extend the outrigger beam slightly so that a lifting strap
can be attached to the beam.
NOTE: To prevent nicks and gouges to the bottom of the
outrigger beam, do not attach chains to the
outrigger beam.
3. Remove the end plate from the outrigger box.
NOTE: Cap all disconnected hydraulic lines.
4. Tag and remove the hydraulic lines connected to the
base of the outrigger beam.
5. Remove the wear pad from the bottom of the outrigger
box.
6. Remove the bolts that secure the base of the extension
cylinder to the outrigger box. Lower the cylinder base to
the bottom of the beam.
7. Pull the beam out of the outrigger box with a lifting
device.
Bottom Wear
Pad Bolts
FIGURE 7-6
End Plate
Hydraulic
Lines
End Plate
Bolt
Extension Cylinder
Bolts Barrel End
Jack Cylinder
Bolts
Jack
Cylinder
Check
Valve Block
Access Hole
Extension Cylinder
Outrigger
Beam
Wiper Ring
Rod End Bolt
FIGURE 7-7
Anchor
Bracket
REFERENCE ONLY