Century EB-4 Owner's Manual page 41

Section IVA - OPERATING INSTRUCTIONS
4A.3 WHEEL LIFT TOWING PREPARATION (cont'd)
(c) Extend wheel lift boom to maximum stroke, then retract boom
approximately 3" by use of the WHEEL LIFT EXTEND "IN-OUT"
Control. See Figure 4A.4.
WHEEL LIFT (cont'd)
FIGURE 4A.3
FIGURE 4A.4
IVA-3