DETACH
1
2
3
4
5
1
2
3
4
POSITION EXCAVATOR
INSTANT LOCK
POSITION REAR PIN
LOCK WEDGE
TEST
UNLOCKING SEQUENCE STARTED
WEDGE & KNUCKLE
RETRACT
REMOVE ATTACHMENT
AUTO RESET
SLOW BEEP
SLOW BEEP
FAST BEEP
OFF
ON
COUPLER
ACTION
OPERATOR
ACTION
TIMER
START
TIMER
END
ATTACH
BUILD
PRESSURE
BUILD
PRESSURE
COUPLER
ACTION
OPERATOR
ACTION
Page 8
902-002-11 Rev 6
Parts & Service 21/09/2015
SECTION 2:
Operation
Position excavator &
attachment so pins
are not loaded against
wedge & knuckle.
Position excavator to
allow pump pressure to
raise in later steps.
Turn lock out switch
to ON
Build hydraulic
pressure on bucket
circuit until wedge and
SAFETY knuckle are
retracted.
Remove attachment
from coupler.
Timer function starts.
Alarm tone is FAST
BEEP.
Wedge MAY slowly
retract (machine
dependent).
Wedge will quickly
retract.
SAFETY knuckle will lift
up.
Alarm tone is FAST
BEEP.
When timer ends alarm
tone changes to SLOW
BEEP.
SAFETY knuckle will
automatically reset and
drop down.
2.2