When installing steering gear arm into gooseneck, make sure the bottom
suspension spacer stays in place on steering gear arm.
Using two people and davit (1), aline and install steering gear arm (3) into gooseneck. Check that first
suspension spacer (16), on bottom of steering gear arm (3), is properly positioned on arm and alined with hole in
bottom of gooseneck for kingpin.
Aline and tap second suspension spacer (16) into place on top of steering gear arm (3).
Continue to tap
suspension spacer (16) until spacer is alined with hole in top of gooseneck for kingpin.
Aline and install steering wedge (15) onto steering gear arm (3). Push steering wedge (15) forward against
steering gear arm (3).
Install capscrew (14) into steering gear arm (3). Install lockwasher (13) onto capscrew (14) and nut (12) onto
capscrew (14); hand tighten nut.
Install capscrew (8) and machine key (9) into kingpin (7).
Apply antiseize compound to bearing surface of kingpin (7).
Using two people, aline capscrew (8) with slot of sleeve bushing inside steering gear arm (3) and install kingpin
(7) into gooseneck through steering gear arm (3).
Top of kingpin threaded portion will be below top of nut when tightened. Distance
from top of nut of kingpin must not exceed 0.200 inches (0.50 cm) (approximately
2-1/3 threads) when properly installed and torqued.
While one person holds kingpin (7) from bottom and second person is positioned on top of gooseneck, install flat
washer (6), lockwasher (5), and nut (4). Using a torque wrench, extension, adapter, and 3-inch socket, torque nut
(4) to 420 -460 lb-ft (570 -624 Nm).
Install protective cap (3.1) on kingpin nut (4).
Remove lifting strap (2) from steering gear arm (3) and hook on davit (1).
Manually steer semitrailer and check for proper operation (para. 2-21).
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