John Deere z425 - Manual (Page 13)

Operating - 12
OPERATING
MX37774
c.42 inch mower deck: Adjust mower level, if necessary, by loosening
rear nut (F) on front lift rod. Turn front nut (G) clockwise to raise front of
mower or counterclockwise to lower it. Tighten rear nut after adjustment
is complete.
MX37887
d.48 and 54 inch mower decks: Adjust mower level, if necessary, by
loosening rear nuts (H) on front lift rod. Turn front nuts (I) clockwise to
raise front of mower or counterclockwise to lower it. Make sure front lift
rod contacts mower deck bracket on both sides (J) to maximize stability
of deck. Tighten rear nut after adjustment is complete.
NOTE: Verify that deck will latch in transport position. If it does not
latch, turn both rear adjusting nuts counter-clockwise equally to
lower rear of deck until deck latch will engage. Check front lift rod
adjustment, adjust if necessary.
Adjusting Mower Wheels
1. Park machine safely on a level surface. (See Parking Safely in the
SAFETY section).
2. Inflate tires to correct pressure.
3. Raise mower deck lift lever, and lock in transport position.
4. Adjust mower wheels to correct height:
42 Inch Mower
MX36202
• Remove shoulder bolt (E) and nut (F). Move wheel (G) to proper hole
position. Secure with shoulder bolt and nut. Tighten nut to 34 N•m (25 lb-
ft).
48 and 54 Inch Mowers
MX37884
• Remove shoulder bolt (J) and nut (K). Move wheel (L) to proper hole
position. Secure with shoulder bolt and nut. Tighten nut to 34 N•m (25 lb-
ft).
c
CAUTION: Avoid injury! Rotating blades are dangerous.
Before adjusting or servicing mower:
• Disconnect spark plug wire(s) or battery negative (-) cable to
prevent engine from starting accidently.
• Always wear gloves when handling mower blades or working
near blades.
IMPORTANT: Avoid damage! The mower deck can be damaged if
mower wheels are adjusted wrong:
• Wheels must not ride on ground supporting mower weight.
• Check wheel adjustment each time cutting height is changed.
G
F
I
H
J
J
Position 1 (A) Disables anti-scalp feature
(should not be used)
Position 2 (B) 25 - 50 mm (1 - 2 in.) Height of Cut
Position 3 (C) 57 - 76 mm (2-1/4 - 3 in.) Height of Cut
Position 4 (D) 82 - 101 mm (3-1/4 - 4 in.) Height of Cut
Position 1 (H) 25 - 76 mm (1 - 3 in.) Height of Cut
Position 2 (I) 82 - 101 mm (3-1/4 - 4 in.) Height of Cut
F
G
E
A
C
B
D
K
L
J
H
I