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Section IV - OPERATING INSTRUCTIONS
4.3 PREPARING TO LOAD VEHICLE (cont'd)
NEVER DRIVE TRUCK ON STREET WITH PTO ENGAGED,
THIS CAN CAUSE PUMP FAILURE DUE TO
(c) Adjust engine speed to desired RPM using the Vernier Throttle
Control located on the left hand side of the wrecker body.
4.4 CABLE PAYOUT
Before operating any control handles, observe the winch cables to
make sure they are free and have sufficient slack to allow the boom to
extend. If not, payout cable by using the Cable "IN/OUT" Controls, or
switch on the Air-Operated Free Spool switch and manually pull
cables out to a sufficient length for boom extension.
4.5 BOOM ELEVATION
Elevate boom to the desired height by use of the Boom "UP/DOWN"
Control. See Figure 4.2.
WRECKER (cont'd)
OVER-SPEED AND OVERHEATING.
DO NOT EXCEED 1500 RPM
FIGURE 4.2
IV-2
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