AirTek AT90 Especificações descarregar pdf (Página 96)

Component Replacement 88 17730-248

AIRTEK

•

SOFTEK

for Blue Bird Buses

FIGURE 9-65 FIGURE 9-66 FIGURE 9-67

KINGPIN BUSHING REAMING

REAM THE KINGPIN BUSHINGS WITH AN ADJUSTABLE STRAIGHT FLUTE REAMER. (SEE

SPECIAL TOOLS SECTION OF THIS PUBLICATION) DO NOT HONE OR BURNISH THE KINGPIN

BUSHINGS. HONING OR BURNISHING WILL DAMAGE THE BUSHINGS AND VOID WARRANTY.

WHEN INSTALLING STEERING KNUCKLE COMPONENTS IN A VISE IT IS NECESSARY TO

PROTECT THE MACHINED SURFACES FROM GOUGES OR MARRING BY USING BRASS JAWS.

FAILURE TO DO SO CAN CAUSE PREMATURE PART DAMAGE, DAMAGE TO THE STEERING

KNUCKLE COMPONENTS, LOSS OF WARRANTY, LOSS OF VEHICLE CONTROL, CAUSING

PERSONAL INJURY OR PROPERTY DAMAGE.

1. Install the lower steering knuckle assembly in a vise with brass jaws.

SERVICE HINT It is acceptable to mount the knuckle components in a vise either vertically or horizontally

when performing the reaming procedure.

2. Install the reamer into the lower steering knuckle until the blades touch the kingpin

bushing.

3. Rotate the reamer with light downward pressure. Rotate the reamer smoothly. Do not

apply too much pressure, see Figures 9-68 and 9-69.

FIGURE 9-68 Lower Steering Knuckle in Vise FIGURE 9-69 Upper Steering Knuckle in Vise

130

APPENDIX

SERVICE MANUAL

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AirTek AT90 Especificações Página 96