Rear Dual Wheels with Standard Hubs— Adjusting and Tightening

RXA0059705-UN-21AUG02

A - Hub Center Bolts

B - Outer Hub Sleeve Bolts

C - Lower Jack Screw Bolts

D - Upper Jack Screw Bolts

E - JDG667A Wheel Adjusting Tool

CAUTION: Avoid personal injury. Never run engine with transmission in gear and rear wheels off ground. MFWD wheels could pull rear wheels off support. Disengage MFWD and put transmission in NEUTRAL to rotate axle. Never operate tractor with a loose rim, wheel, or hub.

1. Raise tractor on level ground and turn wheel so rack on axle is on top.

2. Loosen hub center bolts (A) against retaining nuts.

3. Remove outer hub sleeve bolts (B), upper jack bolts (D) and lower jack bolts (C).

   NOTE: Strike end of axle with a heavy hammer and use penetrating oil if sleeves are difficult to break loose.

4. Install outer hub sleeve bolts into upper and lower jack screw holes and tighten to loosen sleeves.

5. Remove screws from upper jack screw holes and install JDG667A Wheel Adjusting tool, available from your John Deere dealer, into holes with two outer sleeve bolts.

6. Move wheel to desired position by ratcheting handle of wheel adjusting tool.

7. Remove adjusting tool and bolts from lower jack screw holes.

8. Install all bolts to original holes before tightening outer hub bolts.

   IMPORTANT: Keep face of hub sleeves even to prevent hub breakage or bolt loosening.

   CAUTION: Avoid the possibility of personal injury. Failure to follow torquing sequence and procedure will result in damage to equipment and may result in personal injury. Wheel bolts are critical and require repeated torquing.

9. Beginning with center bolt (A) in lower sleeve and using a star shaped pattern, torque sleeve bolts to initial torque and then intermediate torque.

   Item	Measurement	Specification
   Initial Sleeve Bolts	Torque	204 N˙m (150 lb-ft)
   Intermediate Sleeve Bolts	Torque	410 N˙m (300 lb-ft)

10. Drive tractor a minimum of 100 meters (110 yd) and re-torque bolts using previously described method.

    Item	Measurement	Specification
    Final Sleeve Bolts	Torque	600 N˙m (445 lb-ft)

11. Torque bolts after working 3 HOURS, 10 HOURS, and DAILY during the first week of operation.