90-7048
GROUND ROLLER
END CAP
11-2067
THRUST WASHER
11-2065
0.313 X 1.750 SHCS
10-1049
TAPER BEARING
33-0031
SEAL
10-1049
TAPER BEARING
11-2074
CASTLE NUT
21-1136
1
8
NPT PLUG
90-7045
GROUND ROLLER
INSERT
10-1050
TAPER BEARING
RACE
10-1050
TAPER BEARING
RACE
11-2006
ROLL PIN
41-1533
GROUND ROLLER SHAFT
24-0273
O-RING
REAR SWING FLAIL
OPERATOR’S MANUAL
CONTINUED ON NEXT PAGE
GROUND ROLLER
Bearing Maintenance:
•
Each bearing
(1)
must have the oil and
O-ring replaced once annually with
7-8oz of synthetic 75-90W oil and a
new O-ring.
•
Rest the ground roller
(1)
on
the ground.
Block it from moving.
•
Unbolt the bearing blocks
(3)
from
each side of the flail and
ground roller.
◦
DO NOT
reassemble the bearing
block hardware from one side of
the flail on the other.
•
Lift the flail head for access to the
ground roller.
•
Remove the cap screws securing
the bearings
(1)
to the ground roller
(2)
on each side.
•
Disassemble
each bearing
(4)
(Reference page 49):
◦
Remove the cap screws, 1/8” NPT
plug, and end cap.
◦
Discard the old O-ring.
•
Remove the roll pin and castle nut
(4)
.
•
Pour
out the old oil from the insert
(4)
.
◦
Catch and retrieve the thrust
washer and taper bearing.
◦
Examine the taper bearing its
race for damage or wear.
-
No wear; proceed with the
following steps.
-
Wear detected; contact
Diamond Mowers
for a rebuild
kit with instruction.
•
Pour synthetic SAE 75-90W oil
(5)
into
the ground roller insert
(4)
until it just
touches the taper bearing race
(6)
.
(2)
(1)
(3)
(4)
(6)
(5)
24
