Raising Boom Without Hydraulic Oil Flow - New Holland LS120 Repair Manual

SECTION 00 - GENERAL INFORMATION
RAISING BOOM WITHOUT HYDRAULIC OIL
FLOW
(Engine or Hydraulic System Not Functioning)
1. Remove any attachment from the boom
mounting plate.
2. Block the rear of the skid steer under the rear of
lower main frame, 1, as shown.
This will prevent the front wheels from raising
during boom lifting.
3. Attach a fork lift or overhead hoist to the main
boom, 1 and lifting device, 2.
Attach chain or strap securely to prevent
unhooking during boom lifting. Position the chain
or strap at 1 to prevent damage to the boom
cylinder hydraulic hoses and tubes.
A
CAUTION
A
Attach suitable chains or straps capable of
handling the weight of the boom, 227 kg (500 lbs).
Attach chains securely to prevent them from
coming loose during fluting of the boom.
4. With an operator sitting in the operator's seat
with the seat belt buckled.
5. Turn the ignition key to the
"ON"
position. Press
the toe of the left foot pedal, boom control, into
the boom float position.
6. Slowly raise the boom above the boom lock pins,
1.
7. Operator sitting in seat, engage the boom lock
pins, 1.
8. Lower the boom and rest on the boom lock pins,
1.
9. Return the boom control to the "NEUTRAL"
position.
10. Turn the ignition key to the "OFF" position.
A
CAUTION
A
The operator must not leave the operator's seat
until the boom is resting soli~ly
on
the boom lock
pins. The boom could drop suddenly if lifting
devices should fail.
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