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RG74DXH Operator · Service · Maintenance Manual
50
• Debris Retention: Rayco’s cutting tool patterns are
designed to minimize the retention of debris in between
the cutting tools. This debris can cause imbalance. This
debris can also become a dangerous projectile. Non-
Rayco cutting tools may retain more debris.
Changing Teeth
1. Remove the socket head bolts (3) from the teeth (2).
(Use the 1/2” hex key provided with the machine.)
2. Clean all dirt from the cutting wheel (1) and teeth (2).
3. Check the cutting wheel for cracks. Replace the wheel
if it is cracked.
4. After reinstalling or replacing the teeth, according to the
diagrams which follow, tighten the socket head bolts to
135 - 145 lbs/ft.
Replacement teeth are available from your Rayco dealer or
direct from Rayco. Refer to the Parts manual for part numbers
The Cutter Wheel on the RG74DXH uses 4 different types
of SuperTeeth as shown below:
NOTICE
Read all of the following instructions before
beginning to change the cutting teeth.
NOTICE
The following illustrations represents the exact
location required for positioning each tooth. Please
follow the diagrams very closely for good cutting
wheel performance.
BLOCK OR OTHERWISE SECURELY SUPPORT THE
CUTTING BOOM WHEN CHANGING TEETH.
1
2
3
5
Straight Tooth -
Part# 3144C (countersunk)
Qty of 2.
4
Angle-Out Tooth -
Part# 2933C (countersunk)
Qty of 16
6
Angle-Out Tooth -
Part# 2933T (threaded)
Qty of 16
7
Straight Tooth -
Part# 3144T (threaded)
Qty of 2
8
Angle-In Tooth -
Part# 20432C (countersunk)
Qty of 2
9
Angle-In Tooth -
Part# 20432T (threaded)
Qty of 2
4
4 4
4
4
4
4
4
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4
4
4
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4
4
4
8
5
4
4
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Summary of Contents for RG74DXH
Page 24: ...RG74DXH Operator Service Maintenance Manual 24 Operation 1 8 2 6 3 5 4 7 ...
Page 33: ...RG74DXH Operator Service Maintenance Manual 800 392 2686 33 Operation ...
Page 55: ...RG74DXH Operator Service Maintenance Manual 800 392 2686 55 ...
Page 58: ...RG74DXH Operator Service Maintenance Manual 58 Main Electrical Wiring Harness 37581 Rev B ...
Page 63: ...RG74DXH Operator Service Maintenance Manual 800 392 2686 63 Hydraulic Kit Schematic 805387 ...