Bedknife Adjustment; Reel Bearing - Jacobsen Eclipse 2 Technical Manual

8.3

BEDKNIFE ADJUSTMENT ___________________________________________________

1. Read Section 8.2 before making the adjustment.
2. Start adjustment at the leading end of the reel,
followed by the trailing end. The leading end of the
reel blades is that end which passes over the
bedknife first during normal reel rotation.
3. Additional access to bedknife adjusting hardware (B
and C) can be obtained by pressing the limit bracket
(A) away from the reel as the mower is tipped back
onto it's handle. This allows the back side of the reel
to pivot down and away from the frame.
NOTICE
Before tipping mower back for adjustments, the fuel
lever must be moved to the OFF position to prevent
fuel from leaking into the crankcase.
NOTICE
Gen-Set Power Modules: Do not leave the mower
tipped back for an extended length of time or oil may
migrate into the combustion chamber.
4. Use adjusters (B and C), to adjust gap. Loosen
bottom adjuster (C) and turn top adjuster (B) down
(Clockwise) to close gap.
a. Slide a feeler gauge or shim stock 0.001" -
0.003" (0.025 - 0.075 mm) between the reel
blade and the bedknife. Do not turn the reel.
b. Adjust the trailing end of the reel to the same
gap in a similar manner then recheck the
adjustment at the leading end.
c. When the reel is properly adjusted to the
bedknife, the reel will spin freely and you should
be able to cut a piece of newspaper, along the
8.4

REEL BEARING ___________________________________________________________

Any end play or radial play indicates bad bearings, a
weak tension spring or a backed off nut.
1. Check bearing housing mounting hardware. Tighten
or replace components as required. Carefully clean
threads with degreaser.
2. Apply a medium strength grade of Loctite to nut (P),
then thread nut onto the reel shaft until the nut is
1-27/32 in. (46.8 mm) from the end of the reel shaft.
3. Fill reel bearing housings with NLGI - Grade O
grease after adjusting spring.
CLASSIC FLOATING HEAD REEL ADJUSTMENTS
full length of the reel, when the paper is held at
90° to the bedknife.
NOTICE
Avoid excessive tightening or serious damage may
result to bedknife and reel blades. Reels must turn
freely.
4. Return mower to upright position. Limit bracket (A)
is spring loaded and should latch into bracket on
reel.
A
C
P
8
Figure 8C
B
GKV-1
P
1-27/32 in.
(46.8 mm)
Figure 8E
43