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5 boom extend interlock system description, Boom extend interlock system description – SkyTrak 6036 Service Manual User Manual

Page 237

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10-9

6036, 6042, 8042, 10042, 10054

Stabil-TRAK™

System and Boom Interlock System

b. Removal

1. Park the machine on a firm, level surface, level the

machine, fully retract the boom, lower the boom,
place the travel select lever in the (N) NEUTRAL
position, engage the parking brake, straighten all
wheels and shut the engine OFF.

2. Lower the outriggers onto firm terrain, and shut the

engine OFF.

3. Place a Do Not Operate Tag on both the ignition key

switch and steering wheel, stating that the machine
should not be operated.

4. Open the rear door. Allow the system fluids to cool.

5. Properly disconnect the battery.

6. Disconnect the pressure switch wiring connector

(18) from the harness connector (19)

7. Remove the outrigger pressure switch (20) from the

outrigger cylinder.

8. Wipe up any spilled hydraulic oil.

c. Installation

1. Install pressure switch (20), and torque to 25–38 lb-ft

(34–41 Nm).

2. Connect the pressure switch wiring connector (18) to

the harness connector (19).

3. Properly connect the battery.

4. Close and secure rear engine compartment door.

5. Remove the Do Not Operate Tags from both the

ignition key switch and the steering wheel.

10.5

BOOM EXTEND INTERLOCK
SYSTEM DESCRIPTION

Note: The boom interlock system is used only on the
Model 10054.

Boom extend interlock system is designed to provide
additional stability, allowing boom to be extended to its
maximum limits. Appropriate Operation and Safety
Manual contains boom extend interlock basic
information. A copy of Operation and Safety Manual
should always be available in storage compartment
located in cab.

The interlock system operates via an interface between the
outrigger pressure switches (1), boom extend sensor (2),
boom lockout valve (3) and the logic wiring harness.

Boom extend interlock system can only be activated
when both outriggers are lowered onto firm terrain. Once
boom extend interlock system has been activated,
vehicle will automatically place Stabil-TRAK™

system in

LOCKED MODE. The Stabil-TRAK™

system will remain

in LOCKED MODE, until boom has been retracted.
(Refer to Section 10.4, “Stabil-TRAK™

Operation,” for

more information.)

MH4131

20

2

MH2950

1

MH4100

~

3

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