Landoll L20 Series, Руководство оператора

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4-16 WHEELS (FOR AIR BRAKE TRAILERS)
4-16.1 Mounting Tire and Wheel
a. Make sure that all mounting surfaces are
clean and free of rust, dirt or paint. A wire
brush may be used to clean these surfaces
(See Figure 4-12) .
b. Position the inner disc wheel over the studs,
being careful not to damage the stud threads.
Make sure that the disc wheel is flat against
the mounting surface and that there is clear-
ance between the disc wheel taper and brake
drum.
c. Position the outer disc wheel being careful
not to damage the threads. Be sure the valve
stems for both the inner and outer tire are ac-
cessible.
d.
Install the flange nut and tighten to 50 foot-
pounds using the sequence in Figure 4-13.
Then tighten to full torque of
450
to 5
0
0 foot-
pounds.
e.
Torque will drop after the first 50 to 100
miles of operation. Check the nuts for proper
torque after this interval and retighten them.
WARNING
USE A TORQUE WRENCH TO ASSURE
PROPER TORQUE. INSUFFICIENT
TORQUE CAN CAUSE STUD BREAK-
AGE AND DAMAGE WHEEL PILOTS.
OVERTORQUE CAN OVERSTRESS
THE STUDS AND STRIP THE
THREADS.
4-17 WHEELS (FOR ELECTRIC BRAKE TRAILERS)
Use vendor manual for electric or hydraulic
brake trailer p/n 3-475-010001.
4-16