Textron Jacobsen HR-5111, Technical/Repair Manual

Page: 38 / 423

3-8 4203780 First Edition
ENGINE
3
Figure 3-9
5. Remove the fan belt (1) from the alternator (3),
coolant pump (6), and crankshaft pulley (5).
Installation Note
Install the fan drive belt by reversing the order of removal.
6. Adjust the belt tension by loosening the alternator
mounting screws (2 and 4) and pulling the alternator
(3) against the belt (1) until the proper tension is
achieved.
7. Measure the belt tension at the midpoint between
pulleys. Adjust the alternator belt to 0.28 to 0.35 in.
(7 to 9 mm) with a deflection of 22 lb.
See the engine manufacturer’s manual for further
information.
Air Cleaner Assembly
Removal and Installation
See Figures 3-10 and 3-11.
!
CAUTION
NOTES
• The air cleaner on this engine is a dry type; never
apply oil to it.
• It is recommended to remove and clean the dust cap
daily (in dusty conditions).
1. Park the mower safely. (See “Park Mower Safely” on
page 1-6.)
Figure 3-10
2. Remove the retaining clamp (3) and ring fastener (2),
and remove the air cleaner dust cap (1).
3. Using damp, lint-free cloths, thoroughly clean the
inside of the dust cap.
1
TN1113
6
5
3
• Do not open the air cleaner assembly for
inspection or cleaning. Unnecessary removal
of the filter increases the risk of injecting dust
and other impurities into the engine.
• Removal and service of the filter element is
required when the air service indicator light
comes on during normal operation.
• Do not remove air filter with engine running.
1
2
3
TN2002