OPERATING CONTROLS AND PROCEDURES 5540F/YB5515 OPERATOR’S MANUAL
3-26 Published 10-21-2011, Control # 055-03
NOTE: Look for overhead obstructions before raising the
boom. Possible damage or electrocution could
occur if the boom comes in contact with overhead
power lines.
To Extend the Booms
Press the accelerator pedal to increase the engine speed to
maximum rpm. Slowly push forward on the telescope control
lever (Figure 3-52) until the desired extend speed is
obtained. The further the control is pushed forward the faster
the boom will extend.
To Stop Extension/Retraction
Slowly move the control lever to the neutral position and
decrease the engine speed to idle.
To Retract the Booms
Press the accelerator pedal to increase the engine speed to
maximum rpm. Slowly pull back on the telescope control
lever (Figure 3-52) until the desired retract speed is
obtained. The further the control is pulled back the faster the
boom will retract.
Extend Booms - push forward
Retract Booms - pull backward
FIGURE 3-52
Extending and Retracting the Boom
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