SUPER SEAL Python STR609 User manual

Python STR609 Truck Restraint
Owner’s Manual
IMPORTANT
Read and fully understand entire contents of this manual before installing, operating, or
servicing this equipment. Failure to do so may result in property damage, bodily injury, or
death.

Warranty
Super-Seal Manufacturing Ltd.
670 Rowntree Dairy Rd.
Woodbridge, ON Canada
L4L 5T8
1.800.337.3239
www.supersealmfg.com
SUPER-SEAL STANDARD WARRANTY
Super-Seal warrants that its products will be free from defects in design, materials, and
workmanship for one year (365 days) from the date of shipment. Install, maintain, and
operate products within their rated capacities and/or specified design parameters.
LIMITATION OF LIABILITY
Super-Seal, in any event, shall not be liable for any loss of any equipment or incidental or
consequential damages of any kind, whether for breach of warranty, negligence, or strict
liability.

Table of Contents
Owner Responsibility ................................................................................................................. 1
Introduction................................................................................................................................ 2
About...................................................................................................................................... 2
Safety Information and Warnings............................................................................................... 3
Safety Warnings..................................................................................................................... 3
Operational Safety Warnings.................................................................................................. 4
Level 4................................................................................................................................ 4
Level 3................................................................................................................................ 4
Level 2................................................................................................................................ 5
Level 1................................................................................................................................ 5
Lockout/Tagout Procedures....................................................................................................... 6
Start Up Instructions................................................................................................................... 7
Operating Instructions................................................................................................................ 8
Securing Vehicle .................................................................................................................... 9
Releasing Vehicle..................................................................................................................10
Control Panel Operation........................................................................................................10
ENGAGE ...........................................................................................................................10
RELEASE..........................................................................................................................10
BYPASS ............................................................................................................................10
Maintenance...........................................................................................................................111
Lubrication and Cleaning.......................................................................................................14
Replacing the Chain………………………………………………………………………………….16
Troubleshooting........................................................................................................................17
Appendix A –Replacement Parts .............................................................................................19
Appendix B –Electrical Schematic.............................................. Error! Bookmark not defined.

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Owner Responsibility
1. By owning the Super-Seal Truck Restraint, you should recognize the inherent dangers of
the interface between the dock and transport vehicle. You should train and instruct
operators to use the dock equipment according to the information provided below.
Super-Seal will provide you with the following information:
▪Installation instructions
▪Operating instructions
▪Maintenance procedures
▪Descriptions and specifications of parts
Verify that personnel installing, operating, and maintaining this equipment receives the
materials listed above for instruction.
2. Make sure the vehicle parked at the loading dock is relatively perpendicular to the dock
face and in close contact with at least one of the dock bumpers.
3. Super-Seal can provide you with nameplates, caution/instruction labels, and
operating/maintenance manuals upon request.
4. Personnel operating and maintaining the equipment should see nameplates, cautions,
instructions, and posted warnings clearly, free of obscured view.
5. Follow Super-Seal’s recommended periodic maintenance and inspection procedures at
the effective date of shipment. In addition, you should keep written records of these
procedures.
6. Remove any structurally damaged equipment from operations. Inspect and repair
damaged equipment as required.
7. Modify dock equipment only with the written permission of Super-Seal. These changes
should also satisfy Super-Seal’s safety recommendations.
8. Install, maintain, and operate the equipment within its capacity and design parameters to
benefit from the standard product warranty.

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Introduction
About
As one of Super-Seal’s premium dock products, the Python STR609 Truck Restraint is
designed for safety and reducing the risk of dock accidents. With a high-visibility hook-style
restraint arm, it is the ideal solution for keeping workers, equipment, and cargo safer during
loading and unloading. In addition, a cost-effective alternative to hydraulic truck restraints, its
rugged design makes it virtually maintenance-free with the ability to function in the toughest
environments. The unique rotating hook wraps over the impact guard using a restraining force
of 35,000 lbs (15,876 kg). You can rely on the dependability of this truck restraint and worry less
about the direct and indirect costs of an industrial accident.

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Safety Information and Warnings
This manual contains safety warnings specifying areas where potential hazards exist. You must
follow these safety warnings to prevent the possibility of property damage, serious injury, or
death.
Safety Warnings
Level
Warning Sign
4
Indicates a hazardous
situation, which, if not
avoided will result in serious
injury or death.
3
Indicates a hazardous
situation, which, if not
avoided, could result in
serious injury or death.
2
Indicates a hazardous
situation, which, if not
avoided, could result in
minor or moderate injury.
1
Addresses best practices
related to machinery.
DANGER
Follow these instructions to prevent
serious injury or death.
WARNING
Follow these instructions to prevent
the risk of serious injury or death.
CAUTION
Follow these instructions concerning
safe operating procedures to prevent
personal injury.
IMPORTANT
Follow these procedures marked as
IMPORTANT to prevent damage to
machinery.

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Operational Safety Warnings
Level 4
Level 3
DANGER
Read these safety instructions before installing, operating, or servicing the dock leveler.
Failure to follow these safety instructions may result in property damage, serious injury, or
death.
DANGER
▪Do not use the restraint if it is not working properly. If the restraint does not operate
properly using the procedures in this manual, be certain to chock the vehicle wheels
before loading or unloading.
▪Do not operate restraint with anyone standing in the driveway.
▪Before beginning any service procedures:
▪Disconnect the power and follow all lockout/tagout procedures on pg. 6 of
this manual.
▪Position the leveler in the vertical/stored position.
WARNING
▪Do not install the restraint anchor bolts into aged or unsound concrete.
▪Do not remove the wheel chocks until:
▪Unloading/loading is finished and the truck driver has been given permission
to depart, OR
▪The vehicle restraint has been released and the lights have changed to RED
inside and GREEN outside.
▪Keep hands and feet clear of guide tracks and moving parts at all times.

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Level 2
Level 1
CAUTION
▪Do not use the Vehicle Restraint as a step.
▪Do not operate leveler until transport vehicle is:
▪Parked against the dock bumpers
▪Secured by a vehicle restraint and/or chocks
▪Always conduct routine inspections and maintenance to prevent personal injury or
damage to equipment.
▪If a malfunction occurs, always call your authorized Super-Seal Service
Representative (1-800-337-3239) immediately.
▪
▪
▪
IMPORTANT
▪Do not ground welding equipment to any hydraulic cylinder or electrical
components.
▪Do not drill too deeply when drilling holes in the control box —damage to the
control systems may occur.
▪Do not use air to remove debris from the control box —always use a vacuum.
▪Do not connect green ground lead into the control box or junction box until welding
is completed.
▪If a procedure is not clearly defined in this manual, always call your authorized
Super-Seal Service Representative (1-800-337-3239) before proceeding.

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Lockout/Tagout Procedures
The Occupational Safety and Health Administration (OSHA) require that:
1. You turn off and disconnect the power supply.
i. Utilize only OSHA approved lockout devices.
ii. Only the person who is responsible for repairs has the authority to remove
the lockout device.
iii. Notify all affected employees when machines or equipment will be shut down
and locked out for repair or maintenance.
iv. Make sure all employees clear the repair or maintenance area.
2. The power control must be tagged to indicate:
i. The equipment is under repair
ii. The name of the authorized employee responsible for the lockout
3. Make sure tagout notices will endure extreme weather conditions or exposure to
chemicals and moisture.
WARNING
Always lockout and tagout the power source before working with electrical devices or
controls according to OSHA regulations and approved local electrical codes.

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Start UP Instructions
To perform the Start Up sequence
*Turn power to control panel “OFF”.
* Turn or press and hold “BYPASS” while turning power
back ON”.
* Hold until screen display reads: “HOOK PARKED”
*Release the button.
*Turn or press “BYPASS” and release to set top limit.
* Hook will go all the way up, stop and go back down
*Hook is ready to use!
WARNING
▪Do not TEST the restraint unless the area is clear and safe.

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Operating Instructions
Designed to work in conjunction with other dock equipment, the Python STR-609 Truck
Restraint creates a safer work environment. Before operating the equipment, be sure to park the
transport vehicle tight against the face of both dock bumpers.
WARNING
▪Do not operate the restraint until the transport vehicle is parked squarely against the
dock bumpers.
▪Do not enter the truck/trailer unless:
▪The dock leveler lip is resting securely on the truck/trailer bed.
▪The outside signal light is red, and inside signal light is green
▪If Inside light is flashing red and the emergency horn is sounding, the ICC bar
is not engaged or not present. Manually secure the transport vehicle by any
safe means and push the BYPASS button.
▪If truck restraint does not engage ICC bar, push the BYPASS button and securely
chock truck/trailer wheels. Failure to follow these instructions could result in serious
personal injury or death.
▪In BYPASS operation, failure to securely chock truck/ trailer wheels while loading or
unloading could result in serious personal injury or death.

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Figure 1: Control Panel
Securing Vehicle
1. When vehicle is in position, push button to “ENGAGE”.
2. Inspect the truck restraint to ensure proper engagement. The notch on top of the hook
must wrap over the vehicle’s ICC bar. See Figure 2. If you secure the vehicle properly,
the control box light will turn green and traffic light will turn red.
Figure 2: Properly secured
If you cannot secure the vehicle, both the control box and traffic lights will turn red and the alarm
will sound. See Figure 3. You will need to go in to “BYPASS” Mode.

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Figure 3: Improperly secured
Releasing Vehicle
1. Store the dock leveler.
2. Push button to “RELEASE”. The control box light will turn red and traffic light will turn
green.
3. Vehicle may now pull out.
Control Panel Operation
ENGAGE
▪When vehicle is in position, push button to “ENGAGE” to wrap the rotating hook around
the RIG.
RELEASE
▪Push button to “RELEASE” to disengage the rotating hook from the ICC bar.
BYPASS
▪Push yellow button to “BYPASS” to override the audible alarm. (Only after the
ENGAGED button is pressed and the restrained failed to grasp the ICC bar)

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Maintenance
It is recommended to set scheduled maintenance to keep the leveler in good operating
condition. Follow maintenance procedures below as outlined; these are suggested guidelines
for maintaining and servicing the leveler.
\
Daily
180 Days
360 Days
Cleaning
As required to remove
debris around the
vehicle restraint.
Perform all daily
cleaning.
1. Perform all daily
and 180-day
cleaning.
2. Clean the drive
chain with solvent.
Lubrication
Not required
1. Lubricate the drive
chain thoroughly
with the chain
tube.
2. Lubricate the four
roller bearings
using the grease
fittings located on
the top and
bottom roller
shafts. Use a
lithium and
synthetic oil-
based moly
grease.
1. Perform 180-day
lubrication.
2. Lubricate the limit
switch mounting
bracket between
the drive sprocket
and cam. Use a
lithium and
synthetic oil-
based moly
grease.
Inspection &
Inspect all operating,
1. Perform all daily
1. Perform all daily
WARNING
▪Read, understand, and obey all safety information and operating instructions
before servicing the truck restraint.
▪Use only a lifting device when lifting the restraint during service or assembly. Failure
to do so may result in back injury.
▪Barricade all work areas and post appropriate safety warnings to prevent
unauthorized use of the dock leveler.
▪Follow all electrical lockout/tagout procedures as stated in this manual.
▪Make sure the lights return to the proper display. If there is no vehicle present or
secured at the dock, the red inside light and green outside light will turn on. If there is
a vehicle present or secured at the dock the green inside light and red outside light
will turn on.

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Adjustments
warning, and caution
labels and signs to
make sure they are
visible. Replace labels
and signs as required.
See the PARTS LIST
for part numbers.
inspection and
adjustments.
2. Inspect dock
bumpers. 4 inches
of protection is
required. Replace
worn, torn, loose
or missing
bumpers.
3. Inspect the
Vehicle Restraint
for damage, which
may weaken the
anchoring
strength.
Retighten the
concrete anchor
bolts to 60 ft-lbs if
necessary.
4. Inspect the
outside electrical
connections
(junction box,
conduit, power
harness) and
outside
communication
light. Repair loose
or damaged
components.
and 180-day
inspection and
adjustments.
2. Inspect the motor
drive chain, and
tighten if
necessary. See
"CHAIN
ADJUSTMENT
PROCEDURE".
Operation
1. Check to ensure
the truck restraint
operates smoothly
and the carriage
moves up and
down.
2. Check that the
horn works
properly.
3. Check the lights
on the control box.
The RED or
GREEN should be
working at all
times. Push the
buttons on the
control box to be
certain both lights
are working.
Replace LED
1. Perform all daily
operational
checks.
2. Perform
operational test
after servicing the
Vehicle Restraint.
1. Perform all daily
and 180-day
operational
checks.
2. Perform
operational test
after servicing the
Vehicle Restraint.

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modules as
required. See the
PARTS LIST for
part numbers.
4. Check the outside
communication
light. The RED or
GREEN light
should be working
at all times. Push
the buttons on the
control box to be
certain both lights
are working.
Replace LED
modules as
required. See the
PARTS LIST for
part numbers.
Adjusting the Chain
1. Remove the motor cover.
2. Check the drive chain slack. Ensure it is not more than 1/4” slack.
3. Loosen the tension screw and four bolts holding the motor.
4. Use the tension screw to adjust the tension of the chain.
5. Recheck the slack in the chain.
6. Reinstall the motor cover.

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Figure 4: Chain adjustment
Lubrication and Cleaning
▪Lubricate the drive chain thoroughly with the chain tube.
▪Lubricate the four roller bearings using the grease fittings located on the top and bottom
roller shafts. Use a lithium and synthetic oil-based moly grease.
▪Clean the drive chain every 360 days.
▪Clean around the truck restraint daily.
Figure 5: Lubrication and cleaning points (Top View)
Notice
Use only lubricants as indicated. Failure to do so may cause operational problems.

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Figure 6: Lubrication point (Bottom View)
Figure 7: Anchoring and cleaning points

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Replacing the chain
1. Turn power off
2. Remove motor cover
3. Loosen tension bolt
4. Loosen motor bolts and lift/ raise motor up approximately ½” semi-tighten motor bolt to
hold the motor in position
5. Remove broken chain
6. Install new chain: ensure chain is engaged through sprocket teeth
7. Loosen motor bolt to lower motor to remove slack in chain
8. Tighten motor bolts
9. Install encoder block. Ensure there is no gap between encoder block + plastic magnet
holder
10. Snug the tension bold down + secure
-Do not over tension the chain
-Also, ensure the chain is not too loose with slack. A properly installed chain should
be snug
11. Run encoder set up

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Troubleshooting
Problem
Cause
Solution
Lights and hook do not work
a. No power in control
box.
b. Not wired properly.
a. Check the fused
disconnect switches
fuse block, and the
circuit breaker for
incoming power into
the control box.
b. Refer to the wiring
diagram inside the
control box. Check all
wiring and
connections.
Lights are working but the
hook does not work.
a. Drive chain is either
loose or broken.
b. No power source
connected to motor.
c. Drive motor not
working.
d. "ENGAGE" or
"RELEASE" push-
button switch not
working.
a. Adjust or replace as
needed.
b. Check all wiring
connections from the
control box to the
motor.
c. Replace as required.
d. Replace as required.
Lights are working but the
hook does not move
completely up or down.
a. Low voltage.
b. Loose motor mounting.
a. Check voltage.
b. Check for proper
alignment between the
sprockets and
retighten bolts.
Hook moves but lights do not
work.
a. Dead LED units.
b. Incorrect wiring.
a. Check LED units and
replace as required.
b. Check all wiring
connections. A good
ground is required.
Hook and lights work but the
alarm horn does not work.
a. Incorrect wiring.
b. Alarm horn not
working.
c. Limit switch not
a. Check all wiring
connections.
b. Replace as required.
c. Replace as required.
WARNING
Do not service this product unless you have read and followed the Safety Practices,
Warnings, and Operation instructions contained in this manual. Failure to follow these safety
practices could result in death or serious injury.