Control Lever Pattern Conversion - Worldwide Construction And Forestry Division 380GLC Operator's Manual

Control Lever Pattern Conversion

1. Park and prepare machine for service.
CAUTION: To avoid injury from escaping fluid
under pressure, stop engine and relieve the
pressure in the system before disconnecting or
connecting hydraulic or other lines. Tighten all
connections before applying pressure.
2. Release hydraulic oil tank pressure by pushing
pressure release button on top of hydraulic oil tank.
3. Stop engine and turn key to the ON position. Place
pilot shutoff lever in unlocked (DOWN) position. Move
control levers back and forth, and right and left several
times to release remaining pressure in hydraulic lines.
NOTE: When going from excavator to backhoe pattern,
moving boom up (A) hose to arm in (D) port,
a fabricated hose size -6 JIC male x female
approximately 150 mm (6 in) long, is needed.
4. Switch pilot line boom up (A) with arm in (D) port.
Switch pilot line boom down (B) with arm out (C) port.
5. To view control lever patterns, see Control Lever
Pattern Operation in this section.
EXCAVATOR PATTERN
FUNCTIONS
BUCKET DUMP
Right
BOOM DOWN
BUCKET CURL
BOOM UP
SWING RIGHT
ARM OUT
Left
SWING LEFT
ARM IN
NOTE: Letters and numbers are on the housing next to the ports.
Operation—Operating the Machine
PILOT SIGNAL MANIFOLD
PILOT CONTROL CONTROL
VALVE SIDE VALVE SIDE
H 8
B 2
G 7
A 1
F 6
C 3
E 5
D 4
C
D
41
41— Pilot Signal Manifold (pilot
control valve side)
A—Boom Up
B—Boom Down
FUNCTIONS
BUCKET DUMP
Right
ARM OUT
BUCKET CURL
ARM IN
SWING RIGHT
BOOM DOWN
Left
SWING LEFT
BOOM UP
NOTE: Letters and numbers are on the housing next to the ports.
2-3-17
A
Pilot Control Valve Side
C—Arm Out
D—Arm In
BACKHOE PATTERN
PILOT SIGNAL MANIFOLD
PILOT CONTROL
VALVE SIDE
H
C
G
D
F
B
E
A
MM16284,0001B12 -19-10NOV20-1/1
B
CONTROL
VALVE SIDE
8
3
7
4
6
2
5
1
092221
PN=118