Repair; Fan Belt; Air Cleaner Assembly - Jacobsen AR-3 Technical/Repair Manual

ENGINE

Repair

Fan Belt

Removal and Installation
See Figures 3-5 and 3-6.
1. Park the mower safely. (See "Park Mower Safely" on
page 1-7.)
2. Disconnect the battery negative (–) cables at the
battery.
3. Raise the hood.
3
NOTE
Naturally aspirated engine shown; turbocharged engine
is similar.
4. Loosen screw (1) and push the alternator (2) toward
the engine to loosen the belt (3).
3-8
1
2
3
Figure 3-5
5
6
5. Remove the fan belt (3) from the alternator (4),
coolant pump (5), and crankshaft (6) pulleys.
Installation Notes
• Install the fan drive belt by reversing the order of
removal.
• Adjust drive belt tension. (Refer to "Safety, Operation,
and Maintenance Manual.")

Air Cleaner Assembly

TN1002
Removal and Installation
See Figures 3-7 and 3-8.
NOTE
Turbocharged engine shown; naturally aspirated engine
is similar.
1. Park the mower safely. (See "Park Mower Safely" on
page 1-7.)
2. Raise the hood.
3
Figure 3-6
4181384 First Edition
4
TN1113