Makita PLM4622 User Manual download pdf (Page 11)

perhaps cutting in a different pattern than was used the

first time.

Overlapping the cut a little on each pass will also help to

clean up any stray clippings left on the lawn. The mower

should always be operated at full throttle to get the best

cut and allow it to do the most effective job of mulching.

Clean underside of deck.

Be certain to clean the underside of the cutting deck after

each use to avoid a build-up of grass, which would

prevent proper mulching. Mulching leaves. The mulching

of leaves can also be beneficial to your lawn. When

mulching leaves make sure they are dry and are not

laying too thick on the lawn. Do not wait for all the leaves

to be off the trees before you mulch.

WARNING: If you strike a foreign object, stop the

engine. Remove wire from spark plug, thoroughly inspect

the mower for any damage and repair the damage before

restarting and operating the mower. Extensive vibration of

the mower during operation is an indication of damage.

The unit should be promptly inspected and repaired.

8-7 GRASS CATCHER

Empty and clean the bag, make sure it is clean and

ensure its meshwork is ventilated. (Fig. 22)

8-8 DECK

The underside of the mower deck should be cleaned after

each use to prevent a buildup of grass clippings, leaves,

dirt or other matter. If this debris is allowed to accumulate,

it will invite rust and corrosion, and may prevent proper

mulching. The deck may be cleaned by tilting the mower

and scraping clean with a suitable tool (make certain the

spark plug wire is disconnected).

8-9 HEIGHT ADJUSTMENT

INSTRUCTIONS

CAUTION: Do not at any time make any

adjustment to lawn mower without first stopping the

engine and disconnecting the spark plug wire.

CAUTION: Before changing mowing height, stop

mower and disconnect spark plug cable.

Your mower is equipped with a central height adjustment

lever offering 5 height positions.

1. Stop mower and disconnect spark plug cable before

changing mower cutting height.

2. The central height adjustment lever offers you

5 different height positions.

3. To change the height of cut, squeeze adjuster lever

toward the wheel, moving up or down to selected

height. (Fig. 23) All wheels will be in the same height

of cut.

9. MAINTENANCE

INSTRUCTIONS

SPARK PLUG

Use only original replacement spark plug. For best

results, replace the spark plug every 100 hours of use.

(refer to ENGINE OWNER’S MANUAL)

10. LUBRICATION INSTRUCTIONS

CAUTION: DISCONNECT SPARK PLUG

BEFORE SERVICING.

1. WHEELS-Lubricate the ball bearings in each wheel at

least once a season with a light oil.

2. ENGINE-Follow engine manual for lubrication

instructions.

3. BLADE CONTROL-Lubricate the pivot points on the

blade control handle and the brake cable at least once

a season with light oil. The blade control must operate

freely in both directions.

11. CLEANING

CAUTION: Do not hose engine. Water can

damage engine or contaminate the fuel system.

1. Wipe deck with dry cloth.

2. Hose under deck by tilting the mower so that the spark

plug is up.

11-1 ENGINE AIR CLEANER

CAUTION: Do not allow dirt or dust to clog the air

filter foam element.

The engine air cleaner element must be serviced

(cleaned) after 25 hours normal mowing. The foam

element must be serviced regularly if the mower is used in

dry dusty conditions. (refer to ENGINE OWNER’S

MANUAL)

To CLEAN AIR FILTER

1. Remove screw.

2. Remove cover.

3. Wash filter element in soap water. DO NOT USE

GASOLINE!

4. Air dry filter element.

5. Place a few drops of SAE30 oil on the foam filter and

squeeze tightly to remove any excess oil.

6. Reinstall filter.

NOTE: Replace filter if frayed, torn, damaged or

unable to be cleaned. (Fig. 24)

11-2 CUTTING BLADE

CAUTION: Be sure to disconnect and ground the

spark plug wire before working on the cutting blade to

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Makita PLM4622 User Manual Page 11

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