5.2.14 Caster pivot bearings pre-load adjustment.

a)Remove dust cap from caster and tighten nyloc nut until washers are flat and back off 1/4 of a turn to properly set the pre-load on

the bearings. If disassembled, make sure the spring washers are reinstalled as shown in Figure 18.

FIGURE 18

CASTER ADJUSTMENT

6. WASTE DISPOSAL

6.1 MOTOR OIL DISPOSAL

Engine oil and hydraulic oil are both pollutants to the environment. Dispose of used oil at a certified recycling center or according to your state and local regulations.

6.2 MERCURY SWITCH DISPOSAL

CAUTION

POTENTIAL HAZARD

The mercury contained in the tilt switch is poisonous.

WHAT CAN HAPPEN

Exposure to mercury can cause severe illness.

HOW TO AVOID THE HAZARD

Never attempt to open or repair the tilt switch

Avoid contact with the mercury.

The tilt switch (PN 1-633782) on this unit contains mercury, a hazardous material. Mercury that is outside a sealed container vaporizes at room temperature. The vapors are harmful. Mercury can be absorbed through the skin. Do not attempt to open or repair this switch.

A very small amount of mercury is contained in a hermetically sealed body. The steel switch is then potted in a hard epoxy in a plastic case. It is unlikely that the mercury will ever escape from the enclosure. These high performance and reliable inexpensive switches are recyclable. Mercury is an important and beneficial compound but requires special care in handling and disposal. When used and managed properly, mercury is not a threat to people or the environment. This information is presented to users so that they are aware that these switches contain mercury and will apply sound disposal practices when these devices reach their normal end of life or are damaged.

Several states have passed laws concerning the disposal of devices containing mercury. In all the remaining states it is advisable to follow similar procedures. The laws state that these sealed devices contain mercury and should not be placed in the garbage until the mercury is removed and reused, recycled or otherwise managed to insure that it does not become part of solid waste or waters. Management and disposal practices must be within relevant federal, state, or local laws.

Return the switch to your Exmark dealer if it is faulty and is being replaced or if the unit containing the switch is no longer operating and is being scrapped. If the switch is damaged or broken open use extreme caution in handling. Call your local waste management authority or Exmark Customer Service for instructions.

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Exmark Lazer Z XS manual Waste Disposal, Motor OIL Disposal, Mercury Switch Disposal, Caster Adjustment