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7. Replacement of the Actuator
7-1. Lever type
1. Raise the lever of the actuator as shown in Fig. and mount the actuator to the mechanical valve
with two screws (M3x8).
2. Gently hit the end part of the lever support with a hammer so that the lever will not rise after
mounting, and adjust the clearance between the end of the push bar and the bottom part of the
lever to be not more than 1mm. Phillips head screwdriver, hand hammer, and workbench are
necessary for this work.
Cross recessed round
head screw
(M3x8 with spring washer)
Raise the lever for
mounting as shown
in the Fig.
Lever type
Actuator
Mechanical valve
7-2. Plunger and flip toggle types
1. Remove the two lock nuts and the wave washer from the actuator.
2. Mount an actuator to the mechanical valve with two screws (M3x10) as shown in the Fig. below.
Phillips head screw driver is needed.
3. After mounting the actuator, assemble the two lock nuts and the wave washer to the actuator
again.
Cross recessed round
head screw
(M3x10 with spring washer)
Actuator
Mechanical valve
Hit gently with
a hammer.
Workbench
15
Push bar
1mm or less
Lock nut
Wave washer
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