John Deere Tractor 100 Series OMG X23532 J0 - Manual (Page 36)

Service Mower - 35
SERVICE MOWER
7. Tighten sheaves to 47 N•m (35 lb-ft).
8. Install belt shields.
9. Install mower deck.
10. Adjust mower belt tension and spindle brakes, if necessary.
Replacing Mower Drive Belt
(122 cm (48 in.) and 137 cm (54 in.) Mower Decks)
1. Park machine safely. (See Parking Safely in SAFETY section.)
2. Remove mower deck.
MX25907
Picture Note: 122 cm (48 in.) mower deck shown.
3. Remove five capscrews and left and right belt shields (A).
4. Remove drive belt.
a.Loosen left side sheaves (B) and (C).
b.Remove mower belt.
5. Inspect belt for wear or damage; replace as necessary.
6. Clean top surface of mower deck and sheaves.
7. Install belt on mower deck as shown. Make sure belt is in the groove of
each sheave.
8. Tighten sheaves to 47 N•m (35 lb-ft).
9. Install belt shields.
10. Install mower deck.
Adjusting Mower Belt Tension (107 cm (42 in.) Mower
Deck)
1. Park machine safely. (See Parking Safely in the SAFETY section.)
2. Move mower engagement (PTO) lever or switch to OFF position.
MX7681a
3. Loosen nuts (A) and move cable bracket (B) away from the center of
mower deck to tighten belt tension. Move bracket until almost all slack is
out of cable but cable is not too tight. Tighten nuts.
Adjusting Spindle Brakes (107 cm (42 in.) Mower Deck)
1. Park machine safely. (See Parking Safely in the SAFETY section.)
2. Remove mower deck.
MX25908
3. Remove left and right belt shields, and adjust two blade brakes (A).
A
B
C
c
CAUTION: Avoid injury! The mower blades should stop in
approximately five seconds when the mower or PTO is
disengaged.
If you believe that your blades may not be stopping in that period
of time, take your machine to your authorized dealer where they
can safely check and service your machine.
IMPORTANT: Avoid damage! Avoid belt damage.
Spindle brake engagement should be checked and corrected
every time the mower belt tension is adjusted.
Mower belt tension should be adjusted, if required, before brakes
are adjusted.
B
A
A