OMN300481: 637 Regular, Rock, BlackLand, and WheatLand Disks(N06370X004000- ), Block File: NX_M63750_AR_19

Checking Wheel Bolts and Bearings

Check tightness of all wheel bolts and wheel pivot bearings during first week of operation, and periodically after that.

Tighten wheel cap screws to specification.

Specification

Wheel Cap Screws -Torque

176 N·m

(130 lb-ft)

Tighten stabilizer wheel cap screws to specification.

Specification

Stabilizer Wheel Cap Screws -Torque

115 N·m

(85 lb-ft)

To adjust wheel bearing, remove center hub cap (A) and cotter pin. Raise wheel and turn it. Tighten nut until there is a slight drag on bearings and insert cotter pin in nearest hole. Replace hub cap.

A-Hub Cap

Wheels

N42181XI

Stabilizer Wheel

NX,M63750,AR -19-09JUN98-1/1