6-31
When the bucket spool is in neutral position, oil from the pump will be blocked.
Then, the pumps are at low pressure standby.
B1
A1
b1
a1
P
T
B1
A1
B2
A2
LS
a2
b2
b1
a1
Pst
T
Dump
Roll back
Up
Down
Floating
P
Bucket
Boom
Hydraulic circuit
75796WE55
BUCKET SECTION OPERATION
Spool in neutral
4)
(1)
Содержание HL955
Страница 557: ...7 6 MEMORANDUM MEMORANDUM ...