Front-To-Back 2; Side-To-Side - Craftsman EZ3 917.258691 Owner's Manual

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BOTTOM EDGE
OF MOWER TO
GROUND
GROUND LINE
FIG. 21
BOTTOM EDGE
OF MOWER TO
GROUND
LIFT LINK ADJUSTMENT NUT
FIG. 22
FRONT-TO-BACK ADJUSTMENT (See Figs,. 23 and 24)
IMPORTANT; DECK MUST BE LEVEL SIDE-TO-SIDE. IF
THE FOLLOWING FRONT-TO-BACK ADJUSTMENT IS
NECESSARY, BE SURE TO ADJUST BOTH FRONT LINKS
EQUALLY SO MOWER WILL STAY LEVEL SIDE-TO-
SIDE_
To obtain the best cutting results, the mower housing
should be adjusted so that the front is approximately 1/8" to
1/2" lower than the rear when the mower is in its highest
position_
Check adjustment on right side of tractor. Measure dis-
tance "D" directly in front and behind the mandrel at bottom
edge of mower' housing as shown..
• Before making any necessary adjustments, check that
both front links are equal in lengthy Both links should be
approximately 10-3/8",
• If links are not equal in length, adjust one link to same
length as other link_
° To lower front of mower loosen nut "E" on both front
links an equal number of turns,
• When distance "D" is 1/8" to 1/2" lower at front than
rear, tighten nuts "F" against trunnion on both front
links_
, To raise front of mower, loosen nut"F"from trunnion on
both front links. Tighten nut "E" on both front links an
equal number of turns.
° When distance "D" is 1/8" to 1/2" lower at front than
rear, tighten nut"F" against trunnion on both front links,
- Recheck side-to-side adjustment.
MANDREL
FIG. 23
i ........................................................
ADJUSTMENTS
= 1, 111 = ...................
BOTH FRONT LINKS MUST BE EQUAL IN LENGTH
NUT "F"_ NUT "E"
FRONT LINKS _'_- TRUNNION _
FIG_ 24
TO REPLACE MOWER DRIVE BELT
MOWER DRIVE BELT REMOVAL (See Fig. 25)
° Park tractor on a level surface. Engage parking brake
• Remove four screws from LoHo mandrel cover and
remove cover°
• Roll belt over the top of L.Ho mandrel pulley..
- Remove belt from electric clutch pulley.
- Remove belt from idler pulleys_
• Remove any dirt or grass clippings which may have
accumulated around mandrels and entire upper deck
surface.
,, Check primary idler arm and two idlers to see that they
rotate freely=
• Be sure spring is securely hooked to prirnary idler'arm
and bolt in mower housing_
MOWER DRIVE BELT INSTALLATION (See Fig. 25)
• Install bett in both idlers. Make sure belt is in both belt
keepers at the idfers as shown.
• Install new belt onto electric clutch pulley.
° Roll belt into upper groove of L..H_mandrel pulley..
• Carefully check belt routing making sure belt is in the
grooves correctly and inside belt keepers.
,, Reassemble L.H. mandrel cover°
MOWER
DRIVE
BELT
PRIM
IDLER ARM
BELT
KEEPERS
22 FIG, 25