®
8Z1101D
© Summers Mfg. Co., Inc. 2019
Page 13
Maintenance & Specifications
Daily Maintenance:
Check all wheel bolts for tightness.
Daily Greasing:
Two zerks on each knuckle.
Two zerks on each cable fold arm.
One zerk on each transport axle pivot.
60 & 70 Ft. machines only: One zerk on
each Hinged Wing Pivot.
Weekly Maintenance:
Inspect wheel bearings for tightness.
Seasonal Maintenance:
Disassemble, clean and repack wheel bearings.
Lubricate all zerks with a good grade of general purpose grease.
Inspect entire machine for loose or worn fasteners. Tighten or replace as required.
TIRE INFLATION:
IF 280 70 R15 - 64 PSI
40 MPH maximum. Exceeding
this speed voids warranty.
TROUBLESHOOTING
1. Wings trail too far apart in trans-
port.
Insufficient transport wheel toe-in.
Adjust transport wheel toe-in.
2. Wings are not pulling evenly in field
position.
Cable pull brackets are improperly
located.
Relocate cable pull brackets so wings
slightly lead center.
3. Auto-Fold arms do not rotate into
transport position.
Improper pivot bracket adjustment.
Adjust pivot bracket with bolts to
provide clearance between the cable
fold arm bottom guide and hitch tube.
(6-4)
4. Wings of machine bounce.
Improper wing support tire inflation.
Inflate tires to proper pressure.
5. Harrow sections not riding level.
Top pull chains are improperly ad-
justed.
Adjust top pull chain by placing pin in
different adjustment hole on lift arm.
6. S-tines tend to rotate out of the
ground
Hydraulic cylinder leaking.
Repair or replace hydraulic cylinder.
Tractor hydraulic circuit not holding
pressure.
Repair tractor valve.
