Craftsman EZ3 917.258990 Owner's Manual download pdf (Page 18)

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TRACTOR

Always observe safety rules when performing any mainte-

nance,.

BRAKE OPERATION

ff tractor requires more than six (6) feet stopping distance

at high speed in highest gear, then brake must be adjusted

(See "TO ADJUST BRAKE" in the Service and Adjust-

ments section of this manual).

TIRES

• Maintain proper air pressure in all tires (See "PROD-

UCT SPECIFICATIONS" on page 3 of this manual)

" Keep tires free of gasoline, oil, or insect control chemi-

cals which can harm rubber.

,' Avoid stumps, stones, deep ruts, sharp objects and

other hazards that may cause tire damage

BLADE CARE

For best results mower blades must be kept sharp, Re-

ptace bent or damaged blades.

BLADE REMOVAL (See Fig. 15)

• Raise mower to highest position to allow access to

btades.

. Removehexbot, fock washer and fiat washer secudng

blade.

. install new or resharpened blade with trailing edge up

towards deck as shown.

• Reassemble hex bolt, lock washer and flat washer in

exact order as shown

• Tighten bolt securely (30-35 Ft. Lbs torque).

IMPORTANT: BLADE BOLT IS GRADE 8 HEATTREATED

NOTE: We do not recommend sharpening blade - but if you

do, be sure the blade is balanced,.

MANDREL

BLA? _/ ASSEMBLY

_'J'_ "_. : EDGE UP

FLAT WASHER_ _,_L_"_...._ /

HEXBOLT G=ADE°,' .

'A GRADE 8 HEAT TREATED BOLT CAN BE

IDENTIFIED BY SIX LINES ON THE BOLT HEAD,

FIG. 15

TO SHARPEN BLADE (See Fig. 16)

Care should be taken to keep the blade balanced, An

unbalanced blade wifl cause excessive vibration and even-

tual damage to mower and engine,

° The blade can be sharpened with a file or on a grinding

wheel. Do not attempt to sharpen while on the mower,.

° To check blade balance, you will need a 5/8" diameter

steel bolt, pin, or a cone balancer, (When using a cone

balancer, fotlow the instructions supplied with bal-

ancer).

- Slide blade on to an unthreaded portion of the steel bolt

or pin and hold the bolt or pin parallel with the ground.

tf blade is balanced, it should remain in a hodzonta!

position If either end of the blade moves downward,

sharpen the heavy end until the blade is balanced

NOTE: Do not use a nail for balancing blade.. The lobes of

the center hole may appear to be centered, but are noL

CENTER HOLE

5/8" BOLT tBLAOE

OR PIN '_ /

FIG, 16

BATTERY

Your tractor has a battery charging system which is suffi-

cient for normal use However, periodic charging of the

battery with an automotive charger will extend its life

. Keep battery and terminals clean

• Keep battery boIts tight

• Keep smal vent hoies open

" Recharge at 6-10 amperes for 1 hour.

TO CLEAN BATTERY AND TERMINALS

Corrosion and dirt on the battery and terminals can cause

the battery to "leak" power

- Remove terminal guard

. Disconnect BLACK battery cable first then RED

battery cable and remove battery from tractor

,, Rinse the battery with plain water and dry

o Clean terminals and balery cable ends with w_rebrusrl

until bright

• Coat terminals w_th grease or petroleum telly

', Reinstall battery {See "CONNECT BATTERY" in the

Assembly section of this manual)

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Craftsman EZ3 917.258990 Owner's Manual Page 18

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