How To Check And Adjust The Drive Brake; How To Check And Adjust The Clutch - Craftsman 502.255070 Owner's Manual

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CUSTOMER
RESPONSRBnLRTIES
HOW TO CHECK AND ADJUST THE DRIVE BRAKE
I.
Before you adjust the brake, check the clutch adjustment. See
the instructions on "How To Check And Adjust The Clutch".
2.
Make sure the shift lever is in the neutral (N) position.
3o
Disconnect
the
adjustable
nut
from
the
brake
arm
(Figure 44)..
4
Push the brake arm forward and hold in position.
5.
With the brake
arm
forward,
rotate the adjustable
nut
counterclockwise
on the brake rod until the adjustable
nut
is in line with hole in the brake arm..
NOTE: If the adjustable
nut will not line up with the hole in
the brake arm, go to step 6_ If the adjustable
nut does line
up with the hole in the brake arm, go to step 12.
6.
Pull the brake arm to the rear of the unit,
7
The brake adjustment
of the transaxle
is located on the
underside of the transaxle (Figure 43). Use one wrench to hold
the brake stud
and another wrench to hold the hex nut,
Loosen the hex nut approximately
2 turns,.
8.
Turn the brake stud clockwise 1/2 turn,. Try to push the unit° If
the unit rolls, again turn the brake stud clock*wise 1/2 turn,
Continue this adjustment
untii you feet resistance
from the
brake when you push the unit.
9o Turn the brake stud counterclockwise
one turn.. Then, hold the
brake stud with one wrench while you tighten the hex nut with
another wrench.,
t0
Push the brake arm forward and hold in position,
11o With the brake
arm
forward,
rotate the adjustable
nut
clockwise until the adjustable
nut is in line with the hole in the
brake arm.
!2. Connect the adjustable
nut to the brake arm with the washer
and cotter pin..
13o Apply the parking brake., Try to push the unit. If the rear wheels
do not turn, the brake is correctly adjusted. Release the parking
brake.. Push the unit to see if the wheels will freely roll
WARNING: if you cannot correctly adjust the drive
brake, take the unit to an Authorized Service Center,
HOW TO CHECK AND ADJUST THE CLUTCH
If the motion drive belt is loose, the clutch will slip when; (1) going
up a hill, (2) pulling a heavy load, or (3) the unit will not move forward_
Checkthe clearance atthe rear of the pedal lever (Figure 44),. If the
motion drive belt is loose, the clearance will be less than 1/2 inch
and the clutch will slip. Adjust the clutch as follows..
1.
Disconnect
the
adjustable
nut
from
the
idler bracket
(Figure 44).
2.
Turn the adjustable
nut clockwise to increase the length of
the clutch rod. This adjustment will increase the clearance at
the pedal.
3.
Connect the adjustable
nut to the idler bracket
with the
washer
and cotter pin. Check the clearance
at the pedal°
There must be 1/2 to 5/8 inch clearance at the back of the
pedal
4o
After making an adjustment to the pedal, check the brake rod
as described in the instructions, "How To Check And Adjust The
Drive Brake",.
Transaxle
Hex Nut
Brake
(TurnClockwise)
VIEW FROM UNDERSIDE
Figure4_
i i i JJJlJ1wl IIIIL IIIHIILIIL
Adjustable Nut (To increase the operation
of the brake, turn counterclockwise)
Brake Arm
Cotter Pin
Brake Rod
1/2" to 5t8"
(13mm to 16ram)
Clear
'_ce
Pedal
Idler Bracket
Washer
Cotter Pin
Clutch Rod
Figure 44
31

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