Viking Access Systems I-770 Original instructions

CLASS I, CLASS II, CLASS III,
AND CLASS IV
Residential and Commercial
Vehicular Swing Gate Operator
INSTALLATION
INSTRUCTIONS
AND SAFETY INFORMATION
SINGLE AND DUAL GATE SYSTEMS

THE VIKING I-770™ SWING GATE OPERATOR
The answer for an elegant solution for access control is fullled
with the I-770 gate operator. The discreteness of the installation,
the exibility of operation, the efciency of automation, and the
adaptability of integration makes the I-770 gate operator a perfect
solution in situations where aesthetics are required to satisfy the
most exquisite taste. The I-770 operator is now powered by the
advanced intelligence and simplicity of our new VFlex control board!

I-770 Vehicular Swing Gate Operator • Revision I770MN.A1 • August 2020

VIKING TECHNICAL SUPPORT 1.800.908.0884
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TABLE OF CONTENTS:
CONTROL BOARD REFERENCES 3
PARTS DIAGRAM/PARTS LIST - OPERATOR 4
PARTS DIAGRAM/PARTS LIST - CONTROLLER 5
IMPORTANT SAFETY INFORMATION 6-12
Important Safety Instructions 6
Important Installation Instructions 7
Maintenance 8
General Safety Precautions 8-9
Operator Classification 9
Entrapment Protection Requirements 10
Entrapment Protection Installation 11
Manual Release 11
Audible Alarm Reset Installation 12
Warning Placard Installation 12
IMPORTANT INSTALLATION INFORMATION 13
Specifications 13
GATE OPERATOR INSTALLATION 14-18
Plans of Installation 14-15
Installing the Gate Operator 16-17
Limits Setup 18
ECU BOX INSTALLATION 19
ELECTRICAL INSTALLATION 20-23
High Voltage Supply Option 20
Low Voltage Supply Option 21
Solar Supply Option 21
Motor Cable 22-23
LIMITS INDICATIONS 24
CONTROL BOARD SETUP 25-28
Initial Settings 25-26
Obstruction Detection Sensor (ODS) 27
Heater 28
ACCESSORY CONNECTIONS 29-35
UL, Re-Open (Monitored Input Terminals) 29
Radio Receiver (Typical) 30
Anti-Tail Gate, Open Commands, Guard Station 31
Viking Loop Rack 32
Guidelines for Loop Installations 33
Magnetic Lock, Lock Solenoid 34
Barrier Arm Synchronization Option 35
TROUBLESHOOTING 36-41
LED References 36-37
LCD Display References 38-40
Solutions 41
APPENDIX A, B, C 42-45
VIKING EXPANSION PRODUCTS 48

VIKING TECHNICAL SUPPORT 1.800.908.0884 3
1. HEAT SINK - SECONDARY MODULE
secures the control board and dissipates heat.
2. SECONDARY MODULE POWER HARNESS
CONNECTOR provides power to the Secondary
Module. pg 23
3. FUSE HOLDER - 15 AMP
for the Secondary motor circuit.
4. “FAIL SAFE/SECURE” SECONDARY MODULE
not applicable to this model.
5. M/S COMM CABLE CONNECTION - SECONDARY
MODULE Primary/Secondary (dual) gate
applications. pg 23
6. STATUS LEDs - SECONDARY MODULE
provides diagnostic information.
7. SECONDARY MOTOR CONNECTION
provides power to the Secondary motor. pg 23
8. HEAT SINK - PRIMARY
secures the control board and dissipates heat.
9. FUSE HOLDER - 4 AMP
for the charging circuit.
10. FUSE HOLDER - 15 AMP
for the Primary motor circuit.
11. LIMIT SETUP BUTTONS
available for future developments.
12. LCD DIAGNOSTICS DISPLAY
provides error messages, diagnostics settings
and operator status information. pg 38-40
13. M/S COMM CABLE CONNECTION - PRIMARY
Primary/Secondary (dual) gate applications.
pg 23
14. “DIAGNOSE” LED
informs that errors have been detected and
available on LCD Display. pg 40
15. “DIAGNOSE” Button
allows you to navigate through the
Diagnostics LCD Display. pg 38-40
16. FEATURE ACTIVATION PIN HEADERS
activate features by placing a jumper onto the
pin headers. pg 26
17. “AUX. PWR” Terminal Block
used for solar applications & in-motion
warning devices. pg 21, 26
18. ON-BOARD 3 BUTTON STATION
controls the gate during set up.
19. “Siren” Terminal Block
Vikings UL Siren is connected here. pg 12, 27
20. CONTROL BOARD MOUNTING HOLES
secures and grounds the control board.
21. POWER HARNESS CONNECTOR
provides power to the control board. pg 20
22. PRIMARY or SINGLE MOTOR CONNECTION
provides power to the motor. pg 22
23. “FAIL SAFE/SECURE” Jumper
not applicable to this model.
24. FEATURE ACTIVATION TRIM POTS
activate and set features. pg 25
25. “EPS1” CONNECTOR
available for future developments
26. “EPS2” CONNECTOR
available for future developments
27. “EMI” BOARD CONNECTOR
monitors the high voltage power supply.
28. “CHECK MOTOR” Status LED
indicates motor power status. pg 36
29. “BATTERY LOW” Status LED
indicates battery power status. pg 36
30. “POWER” Status LED
control board power status. pg 20, 36
31. “MAGNETIC LOCK Relay” Status LED
status of this on-board relay. pg 34, 36
32. “MAGNETIC LOCK Relay” Terminal Block
connect electric locks here. pg 34, 36
33. INPUT STATUS LEDs
indicates input status. pg 36-37
34. ACCESS CONTROL TERMINAL BLOCKS
accessory connections. pg 29-32, 42-44
CONTROL BOARD REFERENCES:

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PARTS DIAGRAM - OPERATOR:
Item Description Part No.
1 Release Levers Kit With Locks FA-63000422
2Steel Ball FA-63003015
3Cover Plug FA-7271985
4Box Cover FA-727157
5Articulated Lever FA-390477
6Manual Release Assembly FA-424010
7Motor/Gear Assembly FA-10675315
8Close Limit Positive Stop Assembly FA-755122
9Open Limit Positive Stop Assembly FA-722121
2½
6⅛
2¼
17
12⅜
8
9
7
2
6
6
5
4
3
1

VIKING TECHNICAL SUPPORT 1.800.908.0884 5
PARTS DIAGRAM - CONTROLLER:
Item Description Part No.
1 Control Board - Primary VFLEXPCBU18
2 Motor Connector - Primary FAECUMCM77
3 Power Harness - Primary DUPHCECU
4 Secondary Power Harness (Dual Controller only) VECUSPH
5 Primary/Secondary Comm Cable (Dual Controller only) VECUMSC
6 Secondary Module (Dual Controller only) VFLEXSMU18
7 Board Mounting Plate VECUBMP
8 EMI Board DUEMI10
9 EMI Comm Cable VWEMICC
10 Toroid Transformer - 10 amp DUTT10
11 Battery DUBB12
12 Battery Switch DUMRS10
13 ECU Cabinet Chassis VNXECUBB
14 Alarm Reset Switch ECURW
15 ECU Key Cylinder & Key(s) ECUKEYC20
16 ECU Access Key(s) ECUKEY20
17 Fuse Kit DUFSKNX
18 Strain Relief (ECU) DH3/4NMCC
19 Alarm DUAL10
20 6 Conductor Cable, 16 AWG Shielded VA-CB16

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IMPORTANT SAFETY INSTRUCTIONS
!WARNING! To reduce the risk of severe injury or death.
1. READ AND FOLLOW ALL INSTRUCTIONS.
2. Never let children operate or play with gate controls. Keep the remote away from
children.
3. Always keep people and objects away from the gate. NO ONE SHOULD CROSS THE
PATH OF THE MOVING GATE.
4. Test the gate operator monthly. The gate MUST reverse on contact with a rigid object or
when an object activates the non-contact sensors. After adjusting the force or the limit
travel, retest the gate operator. Failure to adjust and retest the gate operator properly
can increase the risk of injury or death.
5. Use the emergency release only when the gate is not moving.
6. KEEP GATES PROPERLY MAINTAINED. Read the user’s manual. Have a qualified service
person make repairs to gate hardware.
7. The entrance is for vehicles only. Pedestrians must use a separate entrance.
8. Every gate operator installation MUST have secondary protection devices against
entrapment, such as edge sensors and photo beams more in particularly in places
where the risk of entrapment is more likely to occur.
9. SAVE THESE INSTRUCTIONS.
IMPORTANT INSTALLATION INSTRUCTIONS
1. Install the gate operator only when:
a. The operator is appropriate for the construction of the gate and usage Class of the
gate (refer to page 9),
b. All openings of a horizontal slide gate are guarded or screened from the bottom of
the gate to a minimum of 6 feet (1.83 m) above the ground to prevent a 2-1/4 inch
(57.2 mm) diameter sphere from passing through the openings anywhere in the gate,
and in that portion of the adjacent fence that the gate covers in the open position,
c. ALL EXPOSED PINCH POINTS ARE ELIMINATED OR GUARDED, AND
d. GUARDING IS SUPPLIED FOR EXPOSED ROLLERS.
2. The Operator is intended for installation only on gates used for vehicles. Pedestrians
must be supplied with a separate access opening. The pedestrian access opening
shall be designed to promote pedestrian usage. Locate the gate such that persons will
not come into contact with the vehicular gate during the entire path of travel of the
vehicular gate.
3. The gate must be installed in a location so that enough clearance is supplied between
the gate and adjacent structures when opening and closing to reduce the risk of
entrapment. Swinging gates shall not open in to the public access areas.
4. The gate must be properly installed and work freely in both directions prior to the
installation of the gate operator. Do not over-tighten the operator clutch or pressure
relief valve to compensate for a damaged gate.
5. The gate operator controls must be placed so that the user has full view of the gate area
when the gate is moving AND AWAY FROM THE GATE PATH PERIMETER.
6. Controls intended for user activation must be located at least six feet (6’) away from
any moving part of the gate and where the user is prevented from reaching over, under,
around or through the gate to operate the controls.
Exception: Emergency access controls only accessible by authorized personnel (i.e. fire,
police, EMS) may be placed at any location in the line-of-sight of the gate.
IMPORTANT SAFETY INFORMATION
!WARNING! Not Following these instructions may cause severe injury or death.

VIKING TECHNICAL SUPPORT 1.800.908.0884 7
IMPORTANT SAFETY INFORMATION
!WARNING! Not Following these instructions may cause severe injury or death.
IMPORTANT INSTALLATION INSTRUCTIONS (Continued)
7. The Stop and/or Reset button must be located in the line-of-sight of the gate. Activation
of the reset control shall not cause the operator to start.
8. A minimum of two (2) WARNING SIGNS shall be installed, in the area of the gate. Each
placard is to be visible by persons located on the side of the gate on which the placard is
installed.
9. For gate operators using non-contact sensors (photoelectric beam or like) in
accordance with section 32.1.1 of the UL standard:
a. See instructions on the placement of non-contact sensors for each type of
application (refer to page 10).
b. Care shall be exercised to reduce the risk of nuisance tripping, such as when a
vehicle, trips the sensor while the gate is still moving, and
c. One or more non-contact sensors shall be located where the risk of entrapment or
obstruction exists, such as the perimeter reachable by a moving gate or barrier (refer
to page 10).
d. For UL compliance: Use Viking: FA-XP30-10K // Omron: E3K-R10K4-NR-1 // EMX: IRB-
RET, IRB-MON // Miller Edge: RG-K-R, PG-K-R100, PG-K-R50, MIM-62 // S e co - L a rm
E-931-33PRGQ, E-936-S45RRGQ, E-931-S50RRGQ, E-960-D90GQ // EMX NIR-50-325
10. For a gate operator utilizing a contact sensor (edge sensor or like) in accordance
with section 32.1.1 of the UL 325 standard:
a. One or more contact sensors shall be located where the risk of entrapment or
obstruction exists, such as a the leading edge, trailing edge, and post mounted both
inside and outside of a vehicular horizontal slide gate (refer to page 10).
b. One or more contact sensors shall be located at the bottom of a vehicular vertical lift
gate.
c. One or more contact sensors shall be located at the pinch point of a vehicular
vertical pivot gate.
d. A hardwired contact sensor shall be located and its wiring arranged so that
the communication between the sensor and the gate operator is not subject to
mechanical damage.
e. A wireless contact sensor such as one that transmits radio frequency (RF) signals
to the gate operator for entrapment protection functions shall be located where the
transmission of the signals are not obstructed or impeded by building structures,
natural landscaping or similar obstructions. A wireless contact sensor shall function
under the intended end-use conditions.
f. One or more contact sensors shall be located on the inside and outside leading edge
of a swing gate. Additionally, if the bottom edge of a swing gate is greater than 6
inches (152 mm) but less than 16 inches (406 mm) above the ground at any point in
its arc of travel, one or more contact sensors shall be located on the bottom edge.
g. One or more contact sensors shall be located at the bottom edge of a vertical barrier
(arm).
h. For UL compliance: Use only EMX: WEL-200K // Miller Edge: ME110 through ME117,
ME120, ME123, MG020, MGR20, MGS20, RB-G-K10, MIM-62 // ASO: 25.30, 25.45,
95.20

VIKING TECHNICAL SUPPORT 1.800.908.0884
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IMPORTANT SAFETY INFORMATION
MAINTENANCE
Remove the Power Harness from the Control Board. (refer to page 20)
• Clean and lubricate the turning pins and gate hinges using the recommended
lubricant.
• Check that all mounting hardware of the gate operator is properly tighten.
• Ensure that the gate moves freely.
• Check for corroded parts and replace if necessary.
• Check the battery for the following:
- Battery connections must be free of corrosion.
- Battery voltage must be 26VDC (fully charged battery).
Reconnect the Power Harness for the Control Board. (refer to page 20)
• Check and confirm the proper operation of all safety devices (photoelectric
eye, edge sensors or like).
• Check and confirm the operation of all installed accessories.
• Check and confirm the operation of all special features such as the Intelligent
Obstruction Sensor and Hold Open Timer. (refer to pages 25-27)
• Check and confirm the operation of the manual release. (refer to page 11)
• Verify the functionally of the battery backup, or power failure option, by
turning off the main power source (115VAC or 230VAC). DO NOT FORGET TO
TURN ON THE MAIN POWER SOURCE AFTER VERIFICATION.
GENERAL SAFETY PRECAUTIONS
The following precautions are an integral and essential part of the product and must be
supplied to the user. Read them carefully as they contain important indications for the
safe installation, use and maintenance.
• These instruction must be kept and forwarded to all possible future users of the
system.
• This product must be used only for that which it has been expressly designed.
• Any other use is to be considered improper and therefore dangerous.
• The manufacturer cannot be held responsible for possible damage caused by
improper, erroneous or unreasonable use.
• Avoid operating in the proximity of the hinges or moving mechanical parts.
• Do not enter the path of the moving gate while in motion.
• Do not obstruct the motion of the gate as this may cause a situation of danger.
• Do not allow children to play or stay within the path of the moving gate.
• Keep remote control or any other control devices out of the reach of children, in
order to avoid possible involuntary activation of the gate operator.
• In case of break down or malfunctioning of the product, disconnect from the main
power source. Do not attempt to repair or intervene directly, contact only qualified
personnel for repair.
• Failure to comply with the above may create a situation of danger.
• All cleaning, maintenance or repair work must be carried out by qualified personnel.
• In order to guarantee that the system works efficiently and correctly it is important
to have the manufacturer’s instructions on maintenance of the gate and operator
carried out by qualified personnel.
• In particular, regular checks are recommended in order to verify that the safety
devices are operating correctly.
All installation, maintenance and repair work must be documented and made
available to the user.
!WARNING! Not Following these instructions may cause severe injury or death.

VIKING TECHNICAL SUPPORT 1.800.908.0884 9
a. Use only the following type and size battery(ies): Yuasa NP7-12 or VIKING DUBA12
b. Do not dispose of the battery(ies) in re. The cells may explode. Check with local
codes for possible disposal instructions.
c. Do not open or mutilate the battery(ies). Released electrolyte is corrosive and may
cause damage to the eyes or skin. It may be toxic if swallowed.
d. Exercise care in handling batteries in order not to short the battery with conducting
materials such as rings, bracelets and keys.
e. Change the battery(ies) provided with or identied for use with this product only in
accordance with the instructions and limitations specied in this manual.
f. Observe proper polarity orientation between the battery(ies) and charging circuit.
g. Do not mix batteries of different sizes or from different manufactures in this product
(applies to products employing more than one user replaceable secondary battery).
h. A battery-operated product employing a secondary battery supply intended to be
charged within the product shall contain specic instructions concerning the proper
method of charging.
! CAUTION: To Reduce the Risk of Fire or Injury to Persons:
IMPORTANT SAFETY INFORMATION
Install the gate operator only when:
The operator is appropriate for the construction of the gate and the Usage Class of
the gate.
UL325 Gate Operator Classifications
GLOSSARY
RESIDENTIAL VEHICULAR GATE OPERATOR
CLASS I - A vehicular gate operator (or system) intended
for use in garages or parking areas associated with a
residence of one-to four single families.
COMMERCIAL/GENERAL ACCESS VEHICULAR GATE OPERATOR
CLASS II – A vehicular gate operator (or system)
intended for use in a commercial location or building
such as a multi-family housing unit (five or more single
family units), hotel, garages, retail store, or other
building servicing the general public.
INDUSTRIAL/LIMITED ACCESS VEHICULAR GATE OPERATOR
CLASS III – A vehicular gate operator (or system)
intended for use in an industrial location or building
such as a factory or loading dock area or other
locations not accessible by or intended to service the
general public.
RESTRICTED ACCESS VEHICULAR GATE OPERATOR
CLASS IV – A vehicular gate operator (or system)
intended for use in a guarded industrial location or
building such as an airport security area or other
restricted access locations not servicing the general
public, in which unauthorized access is prevented via
supervision by security personnel.

VIKING TECHNICAL SUPPORT 1.800.908.0884
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Monitored Entrapment Protection Requirements
IMPORTANT: MONITORED PROTECTION MUST BE INSTALLED
• REQUIRED BY UL 325, an approved MONITORED entrapment protection sensor is
REQUIRED to be installed in all areas accessible to potential entrapment and pinch
points.
• For a horizontal swing gate operator, at least one Monitored External Entrapment Sensor is
required in each direction of travel. Except, if there is no entrapment zone in one direction
of travel, it is not required to have a Monitored Entrapment sensor for that direction of
travel.
! If there is a possible entrapment zone in the open direction, an external sensor MUST be
connected to the “UL” input or the installation will not comply with UL 325.
! An external sensor connected to the “Re-Open” input terminal will protect against
entrapment ONLY in the closing direction.
• The installed sensor MUST be “10K Resistor Based”.
• You may connect up to FOUR monitored sensors, wired in parallel, to either the “UL” and/or
“Re-Open” terminals, for a total of 8 monitored sensors.
• Failure to install the required monitored entrapment protection sensor(s) may render the
gate operator INOPERABLE. The gate can be moved manually. Refer to page 11.
• Consult the installation manual of the sensor for detailed information about the usage,
installation and maintenance.
• Use only UL Recognized Component Edge Sensors and Photoelectric Sensors. Refer to pg 7.
SWING GATE ENTRAPMENT ZONE – Locations between a moving gate or moving, exposed
operator components and a counter opposing edge or surface where entrapment is possible
up to 1.8 m (6 ft) above grade. Such locations occur if during any point in travel:
a. The gap between the bottom of a moving gate and the ground is greater than 101.6 mm
(4 in) and less than 406 mm (16 in); or
b. The distance between the center line of the pivot and the end of the wall, pillar, or
column to which it is mounted when in the open or closed position exceeds 101.6 mm (4
in). Any other gap between a moving gate and fixed counter opposing edges or surfaces
or other fixed objects is less than 406 mm (16 in) (examples are walls, curbs, berms or
other immovable objects).
Edge Sensor (contact sensor)
IMPORTANT SAFETY INFORMATION
!WARNING! Not Following these instructions may cause severe injury or death.
Edge Sensor
POTENTIAL ENTRAPMENT AREA
Photobeam Unit
Reector
Reector
Photobeam Unit
POTENTIAL ENTRAPMENT AREA
Photoelectric Sensor (non-contact sensor)

VIKING TECHNICAL SUPPORT 1.800.908.0884 11
Manual Release
When manual operation is required:
a. Open the cover to the Lock
b. Inset the Release Key into the Lock
and rotate towards the gate post.
c. Pull the Lever out and manually
move the gate.
“UL” Protects against entrapment in both the opening and closing directions. Input will
reverse the gate momentarily in the opposite direction it was traveling. Refer to page 29.
“Re-Open” Protects against entrapment in the closing direction ONLY. Input will reverse the
gate all the way to the Open Limit. Refer to page 29.
IMPORTANT SAFETY INFORMATION
!WARNING! Not Following these instructions may cause severe injury or death.
Monitored Entrapment Protection Installation
!IMPORTANT: A minimum of one Monitored External Entrapment Sensor is required to be
connected to the UL terminal OR the Re-Open terminal. If there is a possible entrapment
zone in the open direction, an external sensor MUST be wired to the “UL” input or the
installation will not comply with UL 325.
UL LEARN
NO LEARN
10K Monitored Terminal
10K Monitored Terminal
STEP 1: Connect the monitored entrapment
protection sensor(s) to the Viking control
board as illustrated.
STEP 2:
Execute the Learn Process:
• Toggle the “Diagnose” button until you see
UL LEARN NO LEARN on the LCD Display.
• Press and hold the “Stop” button.
• Toggle the “Diagnose” button once.
• The number of Monitored sensors
connected to the “UL” or Re-Open
terminals will now be displayed.
EXAMPLE: UL LEARN
UL2 RO1
UL SENSOR ERRORS:
If an problem occurs with one of the monitored
entrapment sensors, the “Stop” LED will flash and
an ERR message will be displayed, indicating which
input terminal(s) the sensor is connected to.
TERMINAL: “UL” “Re-Open” “UL” & “Re-Open”
ERROR
MESSAGE:
ERR SENS
UL
ERR SENS
RO
ERR SENS
UL RO
Manual Release
To reengage the gate:
Close the Lever back and
rotate the Release Key away
from the gate post.
Manually move the gate
towards the Manual Release
Assembly until engaged.
c
b

VIKING TECHNICAL SUPPORT 1.800.908.0884
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Audible Alarm Reset Switch Installation
Manual Reset for the Audible Alarm
• UL325 standard requires an audible alarm to sound after two consecutive events
detected by the inherent entrapment protection of the gate operator (obstruction
sensor).
• The audible alarm will continue to sound for 5 minutes or until a stop command is
actuated.
• The Stop command can be actuated in three different forms:
1. Using the Built in Stop switch on the Control Board; or
2. Using an External Stop button within the sight of the gate, away from moving
parts of the gate and out of reach of children.
a. Controls intended for user activation must be located at least six feet (6’)
away from any moving part of the gate and where the user is prevented from
reaching over, under, around, or through the gate to operate the controls.
Outdoor or easily accessible controls shall have a security feature to prevent
unauthorized use.
b. The Stop and/or Reset button must be located in the line-of-sight of the gate.
Activation of the reset control shall not cause the operator to start.
3. Using the Reset Button on the Electronic Control Unit that is externally
accessible on the left side of the cabinet.
IMPORTANT SAFETY INFORMATION
!WARNING! Not Following these instructions may cause severe injury or death.
Warning Placard Installation
• All Warning Placards must be installed
where visible in the area of the gate.
• A minimum of two placards shall be
installed.
• A placard is to be installed in the area of
each side of the gate and be visible.
2
Manual Stop
Button
5'
Minimum
STOP
3

VIKING TECHNICAL SUPPORT 1.800.908.0884 13
! CAUTION: To Reduce the Risk of Fire or Injury to Persons:
! WARNING: For use with gates at a maximum 650 lbs. in weight or 12 ft. in length.
Specications:
UL 325 Classification: Class I, II, III, IV *Refer to page 9
Power Requirements: 120VAC / 240VAC (1.5* Amp / 1.0* Amp) *Each Gate Operator
Single Phase (50Hz / 60Hz)
Alternative Power 24VAC / VDC (60VA) or Solar
Operating Temperature: -20°F (-28°C) to 131°F (55°C)
Maximum Gate Length: 12 ft.
Maximum Gate Weight: 650 lb.
IMPORTANT INSTALLATION INFORMATION
Locate Control Buttons:
1. Within sight of the gate,
2. At a minimum height of 5 feet
so small children are not able to
reach it; and
3. At least 6 feet away from all
moving parts of the gate.
DO NOT allow pedestrian use of this gate DO NOT install the gate operator to lift gates
12 ft. 650 lb.

VIKING TECHNICAL SUPPORT 1.800.908.0884
14
Plans of Installation
The gate must be installed in a location so that enough clearance is provided
between the gate and adjacent structures to reduce the risk of entrapment when
opening and closing. Swing gates are not to open into public access areas.
GATE OPERATOR INSTALLATION
110°
MAX
110°
MAX
Open Position Open Position
Close Position
17 17
12⅜ 12⅜
2½
2½
Top Hinge
Support Box
Load Bearing Hinge
¼
2½
STEP 1
Top Gate Hinge:
Ensure the center of the Top Hinge is
2.50” from the mounting surface.
!TIP: If the hinge center is less than 2.50”
from the surface, clearance will have to
be cut into the lower mounting surface
to allow the center of the articulation
point to align to the hinge used.
STEP 2
Prepare for in-ground installation:
a. Use a Plumb Bob and mark a center
reference for the Articulation Point of
the Gate Operator.
b. Mark the surface area to be worked.
c. Prepare the surface area for the Gate
Operator. Ensure the operator will sit
level and that the Articulation Point will
be aligned with the Upper Hinge.

VIKING TECHNICAL SUPPORT 1.800.908.0884 15
Plans of Installation
GATE OPERATOR INSTALLATION
Positive
Drainage
Electrical
Conduit
Electrical
Junction Box
Top Hinge
Support Box
Load Bearing Hinge
STEP 3
Prepare for Wiring:
Install conduit suited for the application.
Route the conduit to an above ground
junction box.
STEP 5
Instal the Chassis:
a. Ensure the Chassis is level in both
directions and that the Articulation
Point is properly aligned.
!IMPORTANT:
• USE A LEVEL
• USE A PLUMB BOB
• CHECK TWICE to ensure proper
alignment.
b. Fill the area with concrete and level off
approximately 0.25” below the top of
the Chassis. Before the concrete is fully
cured, check for level and alignment
again.
STEP 4
Prepare for drainage:
Run a flexible drain pipe from the
Gate Operator to an area drain.
Ensure a proper slope and adequate
drainage to prevent any water
accumulation within the motor area.
!
!

VIKING TECHNICAL SUPPORT 1.800.908.0884
16
Installing the Gate Operator
GATE OPERATOR INSTALLATION
STEP 3
Instal the Support Bracket:
a. Lubricate the Ball Bearing with silicone-based grease
and place it onto the pivot point of the Support Box.
b. Install the Support Bracket over the Ball Bearing and
pivot point of the Support Box.
STEP 4
Prepare a Gate Guide: Not Provided
a. Select the appropriate “U”-Channel profile steel to use
as a Gate Guide.
b. Weld the Guide to the Support Bracket.
c. Position the gate into the Gate Guide so that the axis of
rotation for the gate is plumb.
d. Through-bolt the gate to the Gate Guide. This will allow
for a slight amount of tolerance in case the axis of
rotation is slightly off centered.
min ⅜
13
≈ 1½
C
≈ C
4a
STEP 1
Instal the Motor/Gear Assembly:
Position the Motor/Gear Assembly in the Support Box according to the opening
direction of the Gate
Open Right
Open Left
Close Position
STEP 2
Wire to the Junction Box:
a. Route the wires from the Motor/Gear Assembly through the conduit and up to the
Junction Box.
b. Connect the two wires to the wires coming from the Control Board.

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Installing the Gate Operator
GATE OPERATOR INSTALLATION
STEP 6
Instal the Articulating Levers:
Manually close the gate and instal the
Articulating Levers.
Apply a marine grease to the Output Shaft
and all pivoting points.
4b 4c 4d
STEP 5
Disengage the Gate:
a. Open the cover to the Lock
b. Inset the Release Key into the Lock
and rotate towards the gate post.
c. Pull the Lever out and manually move
the gate.
5b
5c

VIKING TECHNICAL SUPPORT 1.800.908.0884
18
Limits Setup
GATE OPERATOR INSTALLATION
STEP 4
Learn the Limit positions:
Allow the gate operator to run a full open and close cycle (from stop to stop) without
interruption so that the operator will learn when to slow down before reaching the limits,
providing controlled operation.
Open Left
STEP 1
Instal the Positive Stop for the open limit
and adjust the open limit position.
STEP 2
Instal the Positive Stop for the close limit
and adjust the close limit position.
STEP 3
Reengage the gate:
Close the Release Levers and manually move the gate until it reengages with the Release
Mechanism.
Lock the Release Levers by rotating the Release Key away from the gate post.
! IMPORTANT: Each of the Positive Stops are designed for a specific limit position.
The Positive Stop locations illustrated below are for Open Left swinging gates.
Swap the Positive Stop locations and rotate the Motor/Gear Assembly 180° for Open
Right swinging gates.