Yanmar EF-494T, Руководство оператора

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EF494T OM
44
17. Hydraulic output
CAUTION
Never fail to stop the engine before trying to detach the
hydraulic plug or pipes. Otherwise, you may be injured
by high pressure oil.
Single action cylinder (e.g. dump trailer)
(1) Set the position control lever about 20 mm below the
top position.
(A) Position control lever
(B) About 20 mm
(2) Fasten the hydraulic stop slow-return valve fully
clockwise.
(A) Hydraulic stop slow-return valve
(B) Close
(3) Remove the hydraulic output plug, and connect the
high pressure hose of an implement.
* Keep removed copper packing and plugs.
(A) Hydraulic output plug
NOTE:
3-point rear hitch implement cannot be controlled
by position control lever while stop slow-return
valve is closed.
Double action cylinder
(1) Remove the plug (A). Insert and tighten the screw
plug (B) to switch inner hydraulic oil flow.
(2) Remove plugs (D) on the right side of hydraulic
housing. Put the filter adapter (C) to the return port
(IN). Connect the hydraulic valve of implement.
Port at the front side: OUT (to take out)
Port at the rear side: IN (to return)
(A) Plug, 3/4-16UNF
(B) Screw plug, PTF 1/4-18 (198245-42160)
(C-1) Filter adapter, 3/4-16UNF (1A7780-45950)
(C-2) Gasket, 19x1.0 (23414-190000)
(D) Plug, 3/4-16UNF
NOTE:
Rear hitch implement can be controlled by position
control lever.
Keep plug (D) for future reuse.