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Jacobsen LF 550 - Hydraulic System Maintenance; Muffler and Exhaust Safety; Hydraulic Hose Inspection; Hydraulic Oil Change

Jacobsen LF 550
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3-6 4241262-Rev B
ENGINE
3
!
WARNING
8. Crank engine over for approximately 10 seconds.
9. When bubbles no longer appear in fuel coming out of
air vent plug hole, tighten air vent plug.
10. Turn ignition switch to off position.
Repair
Fan Belt
Removal and Installation
See Figures 3-6 and 3-7.
1. Park the mower safely. (See “Park Mower Safely” on
page 1-6.)
2. Raise the hood.
3. Disconnect battery negative (–) cable at battery.
Figure 3-6
4. Loosen screws (1 and 3) and push alternator (2)
toward engine to loosen fan belt (4).
Figure 3-7
5. Remove fan belt (4) from alternator (6), engine
coolant pump (5), and crankshaft pulley (7).
The engine may start during this process. Be
careful of injury due to moving components. If
the engine starts, continue purging the fuel
system.
2
1
3
TN3592
4
5
7
6
TN1113
4

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