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© Summers Mfg. Co., Inc. 2019
8Z1101D
®
Operation
TRANSPORT TO FIELD POSITION
1. Hitch machine to tractor drawbar using a locking hitch pin and safety chain. Connect hydraulic
hoses and wiring. Retract jacks and rotate into storage position.
2. Select a level area to lower machine into field position.
3.
IMPORTANT:
Remove transport locks. Store locks in storage guide
4. Back up machine slowly, maneuvering so wings open evenly. If wings do not open evenly, pull
ahead and repeat procedure. Cables must not catch on machine while backing up. If cable be-
comes caught on machine, drive forward until wings are in transport position and carefully unhook
cable from obstruction.
5. Open wings until auto-fold arms rest on hitch and cables become slack. Fully retract auto-fold
lock cylinder until autofold arms are locked in place and the hinged wing cylinder is fully retracted
(if applicable)
6. Extend main lift cylinders to lower machine into field position.If pull cables become
tight before transport wheel is off the ground, back up to provide slack in cable.
FIELD TO TRANSPORT POSITION
1. Stop in a level area and back tractor up to provide slack in pull cables.
2. Open manual lock valve on auto-fold lock cylinder. Fully extend auto-fold lock cylinder.
3. Fully retract hydraulic depth adjustment cylinders (if so equipped).
4. Fully retract lift cylinders to raise sections.
5. While machine is resting on its transport wheels, drive tractor forward. Wings should fold to trans-
port position. NOTE: Transport wheels must rotate against “toe-in” adjustment bolts and follow
directly behind knuckles. Transport wheel “toe-in” can be adjusted by moving outside 3/4” adjust-
ment set screws (8X0665, page 6-5). “Toe-in” and proper lubrication of pivot will make it easier
to unfold machine into field position.
6.
IMPORTANT:
Install transport locks.
Machine must not be adjusted to exceed a maximum S-tine tillage depth of 5” in loose soil
conditions. In hard soil conditions, S-tines must not exceed 3” tillage depth.
HYDRAULIC DEPTH ADJUSTMENT (HDA) OPTION
To set depth, install stroke control collars (purchase locally) on 3-1/2” X 8” stroke (HDA) cylinders lo-
cated on hitch. Collars of identical thickness must be installed on both cylinders. Rephasing cylinders
are used for hydraulic depth adjustment. Do not operate HDA cylinders fully extended. Immediately
after fully raising hydraulic depth adjustment cylinders, quickly lower 1/2”. If hydraulic depth adjust
-
ment cylinders are left in fully raised position, they will settle. If machine has settled unevenly, fully
extend hydraulic depth adjustment cylinders and hold hydraulic lever until machine levels. After it
levels, quickly lower 1/2”.