Summers Disk-Chisel - Manual (Page 34)

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SECTION 2 – SET-UP OF 40’ WINGS
NOTE: It is recommended to set up both sides of machine at the same time. The left hand side is
shown.
1. Attach wing to center section with pins, washers, bolts and locknuts.
– Washers are used to center wing in hinges and prevent shift.
2. Attach 4’ extension to base wing. Extension braces lay on top of base wing, remaining bolt plates
mate with bolt plates of base wing.
– Mating bolt plates on back 3 ranks should have bolts pointed toward outside of machine. Bolt
plate on fi rst rank should have bolts pointed toward center of frame.
– 3 u-bolts are used to secure front support on top of fi rst rank.
3. Fasten cylinder attach brackets with 3/4” u-bolts.
– Locate bracket 217” from machine center.
4. Insert eyebolts (8K1683) into cylinder attach bracket.
– Tighten 1-1/2” nuts so the same amount of threads are above top nut on all eyebolts. Insure
that cylinder attach holes are aligned when eyebolts are tightened.
5. Center liftarm under cylinder attachment brackets.
– Use 3/4” u-bolts for 4 x 4 to attach liftarm pivots (8T4100) to frame.
– Inside pivot will be attached with 3/4 x 6” bolts and a trip assembly. (See step 21).
– 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.
6. Install walking tandem assembly to bottom of liftarm.
– The left hand wing uses a right hand assembly – 8T4168.
– The right hand wing uses a left hand assembly – 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.
7. Hang cylinders in appropriate location. Use pins and roll pins provided.
– Rod end of cylinder must point towards ground.
– Use 6 x 10” (8T1060) on left hand wing.
– Use 4-1/2 x 10” (8T1045) on right hand wing.
8. Install 8K1105S axle and hub assembly into each walking tandem. Apply good quality anti-sieze
to axles before installation. Retain axle into receiver tube with 1/2 x 3-3/4” bolt and locknut.
9. Place wheels on hubs with 5/8” wheel nuts (torque required: 170 ft-lbs).