37
Section 5: Maintenance & Lubrication
RCR2596, RCR2510, and RCRM2510 Rotary Cutters 312-753M
7/29/20
Blade Positioning and Rotational Directional
Figure 5-3
Refer to Figure 5-3:
9. Make certain when installing cutter blades that the
blades on one spindle is positioned 90 degrees to the
blades on the other spindle as shown in Figure 5-3.
10. Carefully check cutting edges of blades in relation to
blade rotation to ensure correct blade placement.
Blade rotation is counterclockwise on the left side
and clockwise on the right side as shown. Airfoil (lift)
must be oriented towards the top of the deck.
Refer to Figure 5-4:
WARNING
!
To avoid serious injury or death:
A locknut that has been removed can lose its thread locking
properties. Reusing a used locknut can result in a thrown
blade. Always use a new locknut when installing blades.
11. Insert blade bolt (#1) through blade (#6), dish
pan (#4), and flat washer (#2). Secure blade with a
new locknut (#3)
and torque to 450 ft-lb.
12. Repeat step 11 for the other blade.
13. Replace access cover (#5).
14. If replacing dishpan (#4), nut (#7) on gearbox output
shaft should be torqued to 450 ft-lbs. minimum and
cotter pin (#8) installed with both legs bent opposite
directions around nut (#7).
C
C
W
CW
IMPORTANT:
Examine blade bolts (#1) and flat
washers (#2) for excessive wear and replace if worn.
Cutter Blade Assembly
Figure 5-4
35941
Land Pride Cutter Blade Parts
# Part No. Part Description
318-586A BLADE BOLT KIT . . (items 1, 2, & 3 below)
1 802-277C BLADE BOLT 1 1/8-12 x 3 7/16 WITH KEY
2 804-147C WASHER FLAT 1 HARD ASTMF436
3 803-170C NUT HEX TOP LOCK 1 1/8-12 PLATE
4 312-881H 27 x 10G OVAL DISHPAN WELDMENT
5 840-273C PLUG LP 3" ID RUBBER
6 820-168C SEE LIST OF CUTTER BLADES BELOW
Land Pride List of Cutter Blades
Part No.
Part Description
820-614C RCF3096 CUTTER BLADE 1/2 x 4 x 20.5 CCW
820-615C RCF3096 CUTTER BLADE 1/2 x 4 x 20.5 CW
820-137C RCR2510 CUTTER BLADE 1/2 x 4 x 25 CCW
820-112C
RCR2510 CUTTER BLADE 1/2 x 4 x 25 CW
Optional Low Lift Cutter Blades
820-210C RCR2596 BLADE 1/2X4X20.5 LL CCW
820-211C RCR2596 BLADE 1/2X4X20.5 LL CW
820-193C RCR2510 BLADE 1/2X4X25 LL CCW
820-209C RCR2510 BLADE 1/2X4X25 LL CW
Use 1-11/16" Socket Wrench On Blade Nut (#3)