TM
Model 3700
M0275-01
Rev. 10/18
5-19
Lubrication and Maintenance
Gauge wheels should lightly contact opener blades to prevent accumulation of dirt or trash. Gauge wheels and opener
blades should turn with only slight resistance.
Add or remove machine bushings between shank and gauge wheel arm to adjust clearance between gauge wheels
and opener blades. Store remaining machine bushings between gauge wheel arm and flat washer on outer side of
gauge wheel arm.
NOTE: It may be desirable to space gauge wheel further from blade when operating in sticky soils.
Shim gauge wheel
to lightly contact
opener disc blade.
Check adjustment
in field position.
GAUGE WHEEL ADJUSTMENT
Gauge wheel adjustment
Machine
bushings
1. Remove gauge wheel and arm assemblies from shank
assembly.
2. Remove
½
" x
¾
" cap screw that locks pivot spindle in
place and remove spindle.
3. Install replacement spindle and position as shown. Exact
centering is critical.
4. Install
½
" x
¾
" cap screw and torque to lock pivot spindle
in place.
5. Install gauge wheel and arm assemblies. Shim for proper
gauge wheel tire/disc blade clearance.
GAUGE WHEEL ARM PIVOT SPINDLE REPLACEMENT
73 mm
Pivot spindle cap screw
Summary of Contents for 3700
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