Pub. No. 1190 — May 2014
11
RITE-HITE
®
VBR-500 DOK-LOK
®
Owner’s Manual
Restraint UNLOCKING, UNLOCK Button
Pressed
Barrier extends and moves down from the LOCKED
position. Once down the barrier retracts to the STORED
position under the leveler. Inside light is steady red
alerting the operator that an unsafe condition exists and
barrier is in transit. Outside light is flashing red alerting
truck driver not to move.
If horn sounds go to FAULT state, otherwise go to
STORED.
FAULT State From LOCKING State
Barrier cannot obstruct the R.I.G. Barrier will auto-retract
to its stored position. This could be due to a R.I.G. that
is located too far toward the rear axle, bent, obstructed
or missing. Inside light is flashing red and horn is
pulsing, alerting the forklift operator that the trailer is not
locked. Outside light is flashing red alerting the truck
driver not to move.
If the trailer is parked firmly against the dock bumpers
go to OVERRIDE state. If not, press UNLOCK to clear
the fault, have trailer back up and repeat Restraint
LOCKING.
FAULT State From UNLOCKING State
Barrier cannot retract to the STORED position. The
barrier could be caught on the R.I.G. or another part of
the trailer. Inside light is flashing red and horn is pulsing,
alerting the forklift operator that the trailer is not locked.
Outside light is flashing red alerting the truck driver not
to move.
Make sure trailer is parked firmly against the dock
bumpers. If not, press LOCK to entrap R.I.G., have
trailer back up and repeat Restraint UNLOCKING.
OUTSIDE LIGHT
STATUS
CONTROL BOX
STATUS
RESTRAINT POSITION
Outside Lights
Inside Lights
GREEN
RED
LOCK
UNLOCK
OVERRIDE
HORN
3
2
1
GREEN
RED
FIGURE 6 - RESTRAINT UNLOCKING
OUTSIDE LIGHT
STATUS
CONTROL BOX
STATUS
RESTRAINT POSITION
Outside Lights
Inside Lights
GREEN
RED
LOCK
UNLOCK
OVERRIDE
HORN
3
2
1
GREEN
RED
HORN
FIGURE 7 - FAULT STATE
