Blade Bolt Installation

FIGURE 8

5.1.4Check safety interlock system. Service Interval: Daily

a)For your safety, your Exmark mower is equipped with Operator Presence Controls (OPC). When either the mower blades are engaged, or the speed control lever is not in neutral and both hands are removed from the handles, the mower engine MUST stop.

b)For Electric Start Units Only: Check starting circuit. Starter should crank

with: Operator Presence Control levers depressed, speed control lever in neutral, and electric blade clutch disengaged.

Try to start the engine with OPC levers disengaged, speed control lever in neutral and electric blade clutch disengaged - starter MUST NOT crank.

Try to start with, OPC levers depressed, speed control lever in any speed but neutral and electric blade clutch disengaged - starter MUST NOT crank.

Try to start with OPC levers depressed, speed control lever in neutral and electric blade clutch engaged-starter MUST NOT crank.

c)Check OPC circuits. Clear the area. Run engine at one-third throttle, then with drive levers and neutral lock latches in neutral lock position, move the speed control lever out of neutral and release OPC levers - engine MUST stop. Again, run engine at one-third throttle, move the speed control lever to neutral, engage blade clutch and release OPC levers - engine MUST stop.

d)If machine does not pass any of these tests, DO NOT operate. Contact your authorized EXMARK SERVICE DEALER.

IMPORTANT: It is essential that all Operator Safety Mechanisms, be in place and in proper operating condition prior to mowing.

5.1.5Check for loose hardware. Service Interval: Daily

a)Stop engine and wait for all moving parts to stop. Remove ignition key or spark plug wire(s).

b)Visually inspect machine for any loose hardware or any other possible problem. Tighten hardware or correct the problem before operating.

5.1.6Service pre-cleaner element and air cleaner. Service Interval: See Engine Owner's Manual

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