Electromagnetic Detent - Hitachi ZW180 Technical Manual

ELECTROMAGNETIC DETENT

The coil for detent is installed at the push rod part of
the pilot valve.
1. When one of the control levers is tilted, push rod
(2) and plate (8) of the other are pushed upward
by the spring force.
2. If the control lever is operated to its stroke end,
plate (8) of the other is attracted by coil assembly
(10).
2 - Push Rod
COMPONENT OPERATION / Pilot Valve
8 - Pｌａｔｅ
3. Adsorbed condition is retained until the coil
assembly (10) is unexcited or until attraction is
forcefully cancelled by operating the control lever
to the other direction.
10 - Coil Assembly
T3-6-6
2
10
8
T4GB-03-05-007