Graco 257500 Manual De Usuario
Screed Box/Bead Dispenser Box Actuator
313879B
15
Screed Box/Bead Dispenser Box Actuator
If the screed box/bead dispenser box actuator does not
remain in the “down and locked” position, adjust the
3/4-16 lock nut by turning clockwise 1/4 to 1/2 turn or
until the actuator does not freely rotate.
remain in the “down and locked” position, adjust the
3/4-16 lock nut by turning clockwise 1/4 to 1/2 turn or
until the actuator does not freely rotate.
Adjusting Screed Box Pivot Arm
If the SmartDie
™
screed box jumps up when setting the
box in the down-and-locked position, check linkage rod
lengths (see page 14).
lengths (see page 14).
If the SmartDie
™
screed box continues to jump up after
adjusting linkage rods, move the screed box pivot arm
spring to the next hole.
spring to the next hole.
1.
Unhook top of box pivot arm spring.
2.
Unhook bottom of box pivot arm spring.
3.
Move bottom of box pivot arm spring to desired hole
and reconnect. Moving the spring in will decrease
tension, while moving the spring out will increase
tension.
and reconnect. Moving the spring in will decrease
tension, while moving the spring out will increase
tension.
4.
Reconnect top of box pivot arm spring.
Repeat moving pivot arm spring until SmartDie
™
screed
box stops jumping up when setting box in the
down-and-locked position.
down-and-locked position.
If moving pivot arm spring does not stop the SmartDie
™
screed box from jumping up when setting box in
down-and-locked position, replace pivot arm spring.
down-and-locked position, replace pivot arm spring.
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