Gravely 915015 - 1742 ZT - Manual (Page 23)

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3. Engage Attachment Lift Lock. Pull handle out and
rotate down 90°. Handle will spring into locked
position.
4. Loosen nut on rod link at front of tractor. It is not
necessary to remove it entirely.
5. Release rod link locking brackets from rod link at
front of deck.
6. Remove mower belt from drive pulley.
7. Remove hair pins and clevis pins from rear deck
link.
8. Remove hair pins and washers from deck lift.
9. Pivot right front wheel to allow deck to slide past.
10. Slide mower from under tractor. Mower is easier
to remove from the right side of the tractor.
TO INSTALL 42" MOWER DECK
1. The center deck lift handle should be in the
lowest (1) position with the Attachment Lift Lock
engaged.
2. Push mower deck under tractor from right side of
unit.
3. Attach deck lift with washers and hair pins.
4. Attach rear deck link with clevis pins and hair
pins.
5. Place mower belt around drive pulley, idler and
clutch pulley.
6. Place rod link in holding brackets at front of deck
and engage rod link locking brackets.
7. Tighten nut on end of rod link until it is snug.
MOWER HEIGHT ADJUSTMENT
To Adjust 48" Deck:
1. To adjust mower height, place mower in the
number three (3) position.
2. Loosen height adjuster nuts.
3. Remove hair pins and washers holding height
adjusters to lift arm and unhook height adjusters
from lift arm.
4. Turn height adjusters equally clockwise to raise
mower, or equally counterclockwise to lower
mower. Adjust for a height of 2-3/4" from ground
to blade tip.
5. Hook height adjusters onto lift arm and check for
correct height. If not correct, continue to turn
height adjusters until height is correct.
WARNING: AVOID injury from stored energy
in lift assist spring. DO NOT unlock
attachment lift lever with mower deck
removed. ALWAYS engage Attachment Lift
Lever Lock when removing mower deck. See
Operation.
OE0720 OE0730
Disengaged Engaged
7 OE0760 8
4
2
6
1 3
5
Front
1. Rod Link Locking
Brackets
2. Drive Pulley
3. Belt
4. Rear Deck Link Hair
Pin & Clevis Pin
5. Mower Frame
6. Idler
7. Adjuster Link Washer
& Hair Pin
8. Rod Link Nut
WARNING: AVOID injury from stored energy
in lift assist spring. DO NOT unlock
attachment lift lever with mower deck
removed. ALWAYS engage Attachment Lift
Lever Lock when removing mower deck. See
Operation.
Cutting Height Settings Chart
Setting Cut grass length
1 1-3/8" (35 mm)
2 2" (51 mm)
3 2-3/4" (70 mm)
4 3-1/2" (89 mm)
5 4-3/8" (111 mm)
Height Adjuster Nut
Height
Adjuster
Adjusting Tab
Carriage Bolt
Flange Locknut
OT0770