Backlapping And Grinding - Textron Jacobsen Eclipse 2 118 Manual Tecnico

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12
MAINTENANCE

12.4 BACKLAPPING AND GRINDING _____________________________________________

Check for damage to the bedknife and reel blades.
Refer to (Section 6.2).
1. Determine if backlapping or grinding will restore the
proper cutting edge.
2. For optimum performance use a bedknife grinder to
touch-up the blade then reassemble and adjust the
bedknife to the reel as described in (Section 6.2).
Disconnect motor connections whenever turning the
reel by means other than the reel motor. When
tightening, hand tighten motor connections only,
do
not
use
wrenches
connection.
Backlap Display
Backlap Select - Used to switch mower into backlap mode. Start the mower and enter
Maintenance mode. [See Section 4.3]
Use the orange buttons (G or H) until the select backlap screen is on the display. Press the
black button (F) to enter backlap mode.
Engage Reel Switch - To backlap, place reel switch (E) in ON position. If Cancel (Ø) is
selected, display will return to backlap select screen.
Engage Bail - Engage O.P.C. bail (C) and release. Reel motor will begin turning, a slow beeping
(1 every three seconds) alarm will sound and a five minute timer will start. If Cancel (Ø) is
selected, display will return to backlap select screen.
Backlap Reel Speed and Timer Adjust reel speed between 150 to 400 rpm using the orange
buttons (G or H). Press the black button (F) to Cancel (Ø) backlap.
3. Apply lapping compound with a long handle brush
along the entire length of the reel, (180 grit is
recommended, Section 2.7).
4. Continue lapping and at the same time make a fine
adjustment on the reel and bedknife until there is a
uniform clearance along the full length of the cutting
edges.
5. Exit backlap mode by allowing the five minute timer
to end, selecting Cancel (Ø), placing reel switch (E)
in the OFF position, moving the O.P.C. bail (C),
moving the thumb lever (B), or turning key switch
(D) to the OFF position.
6. Turn key switch (D) to off position.
7. Carefully
and
thoroughly
compound from reel and bedknife before running
the reel in forward direction.
en-56
to
tighten
motor
remove
all
lapping
C
E
G
Description
B
A
D
H
F
Figure 12B

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