Exmark 850000 AND HIGHER manual Cleaning, Washing the Underside of the Mower

Maintenance

6.If adjustment is necessary, loosen the jam nut from the yoke on the side that needs adjustment. Remove the hairpin and clevis pin (see Figure 46).

		Figure 46
1.	Hairpin	3.	Yoke
2.	Clevis pin	4.	Jam nut

•Adjusting the Brake to Engage: Shorten the linkage by turning the yoke clockwise.

•Adjusting the Brake to Disengage: Lengthen the linkage by turning the yoke counterclockwise.

7.Reinstall the clevis pin and hair pin and tighten down the jam nut. Repeat step 5 and readjust if necessary.

8.When adjustment is complete, remove the jack stands or equivalent support and lower the machine.

9.Place the machine into operating position (see Pushing the Machine by Hand in the Operation section).

Cleaning

Washing the Underside of the Mower

Service Interval: Before each use or daily

After each use, wash the underside of the mower to prevent grass buildup for improved mulch action and clipping dispersal.

1.Park the machine on a level surface and disengage the blade control switch.

2.Move the motion control levers outward to the neutral position, engage parking brake, stop the engine, remove the key, and wait for all moving parts to stop before leaving the operating position.

3.Attach the hose coupling to the end of the mower washout fitting, and turn the water on high (Figure 47).

Note: Spread petroleum jelly on the washout fitting O-ring to make the coupling slide on easier and protect the O-ring.

Figure 47

4.Lower the mower to the lowest height-of-cut.

5.Sit on the seat and start the engine. Engage the blade control switch and let the mower run for one to three minutes.

6.Disengage the blade control switch, stop the engine, and remove the ignition key. Wait for all moving parts to stop.

7.Turn the water off and remove the coupling from the washout fitting.

47