Nova Lock&Load

ROUTINE MAINTENANCE
NOVA Lock & Load
TM
Owner’s Manual
9
When working with electrical or electronic
controls, make sure that the power source
has been locked out and tagged according to
OSHA regulations and approved local
electrical codes.
Post safety warnings and barricade work ar-
ea, at dock level and at ground level, to pre-
vent unauthorized use of the dock.
DANGER
!
Safe operation of the Lock & Load truck
restraint requires all lights and the
horn to be working properly. DO NOT use
Lock & Load vehicle restraint if parts are
broken or missing.
!
WARNING
Use lifting device (e.g. crane, jack) when
lifting carriage (approx. 110 lbs.). Lifting by
hand may cause back injury.
!
CAUTION
Maintenance may be required more
frequently at loading docks exposed to harsh
environments (extreme climates, corrosive
chemicals, frequency of usage, etc.). If these
conditions exist, consult NOVA for
accelerated maintenance requirements.
IMPORTANT
NOTE: If a leveler is installed at the Lock & Load
vehicle restraint location, it may be necessary to
raise the leveler before performing maintenance.
Raise the leveler, insert and secure the mainte-
nance strut, and LOCKOUT/TAGOUT the power
source.
DAILY
 Remove debris around Lock & Load vehicle
restraint.
 Verify that restraint operates smoothly and
inside, outside lights and horn are working.
 Replace damaged or missing light bulbs and
lenses.
 Repair, remount, or replace outside and
inside signs and labels as required.
 Inspect dock bumpers. Missing bumpers must
be replaced.
180 DAYS
 Perform all Daily maintenance.
 Grease rollers at fittings located on the top
and bottom axle with a synthetic oil-base mo-
ly grease with a temperature range of
–40° to 170° F.
 Verify brake torque is greater than 500 in-lbs,
and less than 700 in-lbs at the hook shaft,
rotating the hook from ENGAGED to
STORED.
 Inspect the outside electrical connections
(junction box, conduit, power harness) and
outside communication light. Loose or
damaged components must be repaired or
replaced.
 Check that all concrete anchor bolts are
torqued to 100 ft-lbs.
 Perform operational test after all maintenance
repairs and adjustments are complete.
 Inspect dock bumpers. Four inches (4") of
protection is required. Worn, torn, loose or
missing bumpers must be replaced.
360 DAYS
 Perform all Daily and 180 Day maintenance.
 Check and tighten, if necessary, motor drive
chain. To tighten see Figure H, page 10.
 Lube chain using chain lube.
 Lubricate limit switch mounting bracket
between drive sprocket and cam with a
synthetic oil-base moly grease with a
temperature range of –40° to 170° F .