MAINTENANCE AND SERVICING
Form 169552 / 169554 / 169555
143
Revision A
7.8.10 BELTS
DANGER
Stop engine, and remove key from ignition
before leaving Operator's seat for any
reason. A child or even a pet could engage
an idling machine.
7.8.10.1 Tension
a. The alternator, water pump, and fan belt are
automatically tightened, and manual adjustment
is not required.
b. Tension A/C compressor belt (A) as follows:
1. Shut down engine, and open engine
compartment access hood to lowest
position. See Section 7.4 ENGINE
COMPARTMENT HOOD.
2. Loosen compressor mounting hardware (B).
3. Pry compressor away from engine so that a
force of 8 to 12 lbf (35 - 55 N) deflects the
belt (A) 3/16 inch (5 mm) at mid-span.
4. Tighten compressor mounting hardware.
5. Re-check tension, and re-adjust as required.
7.8.10.2 A/C Compressor Belt Replacement
a. Shut down engine, and open engine
compartment access hood to lowest position.
Refer to illustration opposite.
b. Loosen compressor mounting hardware (B), and
push compressor “towards” engine to release
tension.
c. Remove belt (A).
d. Install new belt (A) on pulleys.
e. Pry compressor away from engine so that a
force of 8 to 12 lbf (35 - 55 N) deflects the belt
(A) 3/16 inch (5 mm) at mid-span.
f. Tighten compressor mounting hardware (B).
g. Re-check tension, and re-adjust as required.
7.8.10.3 Fan Belt Replacement
DANGER
Stop engine, and remove key from ignition
before leaving Operator's seat for any
reason. A child or even a pet could engage
an idling machine.
a. Shut down engine, and open engine
compartment access hood to highest position.
b. Move maintenance platform to the rear of
windrower.
(continued next page)
B
A