JLG 266 LoPro Service Manual - Manual (Page 30)

Boom
3.8 266, 307, 266 LoPro
3.5.3 Connecting with a Quick Switch to a
Hydraulic Operated Attachment
1. Lower attachment to ground. Set parking brake, shut
off engine and turn key back to the “ON” position.
2. Relieve pressure in the hydraulic system by
actuating the joystick.
3. Connect the quick-disconnect fittings.
4. Start the engine.
3.5.4 Quick Switch Removal
1. Remove the lock bolt (12) holding the tilt cylinder rod
end pin to the quick switch assembly. Remove the tilt
cylinder pin.
2. Support the quick switch assembly. Remove the four
bolts and covers (13) from each end of the quick
switch assembly. Remove the pin from the quick
switch assembly from either side.
3. Inspect the above pin for nicks or surface corrosion.
Use fine emery cloth to fix minor nicks or corrosion.
If damaged or if it cannot be repaired the pin must be
replaced.
3.5.5 Quick Switch Installation
1. Assemble the quick switch to the boom head. Line
up the quick switch between the mounts on the
boom head. The quick switch should be centered in
the boom head.
2. Coat the quick switch pivot pin with an anti-seize
compound. Insert the quick switch pivot pin through
the quick switch and boom head. Replace the end
covers and four bolts (13) to each end of the quick
switch.
3. Align the quick switch with the tilt cylinder rod end
and insert the tilt cylinder pin. Align the tilt cylinder
pin and screw in the locking bolt (12). Torque as
required.
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