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WSM Minor Change II Service Engineering Section
2. Basic operation of the knob
1) With the key on
When the key is on, the system gets started out of
the service mode OFF-position.
In other words, the knob is not operative. (This is for
safety.)
2) Service mode
Press the center switch of the meter panel, and the
center LED indicator lights up and the system gets in
the service mode. Now the knob is operative. Move
the knob to the left for the thumb to grasp an object.
Move it to the right for the thumb to release it.
3) Breaker mode
The breaker mode is enabled while in the service
mode. Press the breaker switch on the back of the
knob to activate the breaker. The main pump fully
feeds the fluid to the breaker. If the thumb is
attached in place, the main pump feeds the full
amount of fluid from the service port to the thumb
cylinder.
<Breaker switch function>
(1) Push the S/P switch on.
(2) Press the breaker switch.
(3) Breaker starts pounding.
(4) Press the breaker switch again.
(5) Breaker stops.
4) Releasing the breaker
There are three methods to release the breaker operation.
(1) Press the breaker switch again to stop the breaker.
(2) Press the service port switch to off position. (The center LED indication goes off.)
(3) Or, move the knob for over 0.2 second.
(4) Or, lift up the safety lock lever.
(5) Turn the main key to off position.
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