Summers Superchisel - 3-Section - Manual (Page 27)

4. Center liftarm under cylinder attach brackets.
– Use 3/4” u-bolts for 4x4 to attach liftarm pivots (8T4100) to frame.
– Slide pivot pin (8T3640) through liftarm and liftarm pivots.
– Insert 7/16 x 3-1/2” bolt in retaining bolt holes. Secure with lock nut.
5. Install walking tandem assembly to bottom of liftarms.
– The left hand wing uses an 8T4168.
– The right hand wing uses an 8T4166.
– Slide pivot pin (8T3620) through walking tandem assembly and liftarm.
– Insert 7/16 x 3-1/2” bolt in retaining bolt holes. Secure with lock nut.
6. Hang cylinders in appropriate location. Use pins and roll pins.
– Rod end of cylinder (positioned down) attaches to lift arm.
– Use 6 x 10” (8T1060) on left hand wing.
– Used 4-1/2 x 10” (8T1045) on right hand wing.
7. Install 8K1100 axle and hub assembly into each walking tandem. Apply good quality anti-seize to
axles before installation. Retain axle into receiver tube with 1/2 x 3-3/4” bolt and locknut.
8. Attach wheels onto hubs with 9/16” wheel bolts (torque required: 170 ft-lbs).
9. Install optional wing extensions. One-shank extensions are used on the 26’. Both one-shank and
two-shank extensions are used on the 28’.
– One-shank extension must be placed on rear rank.
– Two-shank extension must be placed on second and third ranks (See page 2-16).
– Mounting bolts must point toward outside of machine. (Trip assembly interference will occur
if this is not followed.)
10. Hang trip assemblies according to layout provided (See pages 2-17 through 2-19).
NOTE: Steps 10-11 can be done after cylinders are filled with oil and machine is raised.
– Use 3/4” u-bolts for 4 x 4 tube with 3/4” lock washers and 3/4” nuts.
– Tighten u-bolts an equal amount on top and bottom. The same amount of threads should
appear on top and bottom of u-bolt.
2-15
SECTION 2 – SET-UP OF WINGS (24’-30’NARROW)