Dorgard User Guide

Index

  1. Technical Diagram
  2. Night-time Release
  3. During Power Up
  4. During Standard Operation
  5. Sensitivity Adjustment
  6. How to Test Your Dorgard
  7. How to Maintain Your Dorgard
  8. Error Messages

Technical Diagram

LED Mircrophone Plunger Battery Lift Serial Number at Rear Sensitivity Adjustment Hole Ferrule Screw Location Hole

Night-time Release

1

Ensure that the Dorgards internal clock is set to 12:00 noon by inserting the batteries at 12:00 noon.

2

On the back of the Dorgard use a screwdriver to select the night-time setting required. Flick the dip switch toward the number to select that setting.

3

Night-time release inactive.

4

Night-time release set

Release time - 20:00

Reset - 08:00

5

Night-time release set

Release time - 20:00

Reset - 08:00

Warning tone deactivated

6

Night-time release set

Release time - 21:00

Reset - 07:00

7

Night-time release set

Release time - 21:00

Reset - 07:00

Warning tone deactivated

8

Night-time release set

Release time - 22:00

Reset - 06:00

9

Night-time release set

Release time - 22:00

Reset - 06:00

Warning tone deactivated

10

Night-time release inactive.

Warning tone deactivated

During Power Up

1

Lo-Hi Lo-Hi Lo-Hi

Indicates the “Battery Lift” is open during power up.

2

Long Tone

Indicates start of power up test.

3

Lo Lo Lo

No dip switch has been selected.

4

Hi Lo Lo

Dip switch 1 has been selected.

5

Lo Hi Lo

Dip switch 2 has been selected.

6

Hi Hi Lo

Dip switches 1 and 2 have been selected.

7

Lo Lo Hi

Dip switch 3 has been selected.

8

Hi Lo Hi

Dip switches 1 and 3 have been selected.

9

Lo Hi Hi

Dip switches 2 and 3 have been selected.

10

Hi Hi Hi

Dip switches 1, 2 and 3 have been selected.

During Standard Operation

1

32 Seconds

A flash every 32 seconds indicates everything is working properly.

2

1.3 seconds

A flash every 1.3 seconds indicates the Dorgard is hearing an alarm. If the Dorgard didn't release then adjust the sensitivity of the Dorgard.

3

HiLo HiLo HiLo

The Dorgard is about to release the door.

(If the warning tone has been disabled - no tone will sound).

4

LoHi LoHi LoHi

The Dorgard is resetting. This sequence is followed by the motor driving. Once this is complete it is ready for reactivation.

Sensitivity Adjustment

1

Carefully insert a small screwdriver into the hole on the front of the unit (to the left of the Dorgard logo on the front of the unit).

2

More Sensitive

Turn the screwdriver clockwise 5 degrees.

(A small adjustment is equivalent to a large alteration in sensitivity).

3

Less Sensitive

Turn the screwdriver anti-clockwise 5 degrees.

(A small adjustment is equivalent to a large alteration in sensitivity).

4

Test the Dorgard to the fire alarm. If the problem persists then repeat the previous step until the Dorgard releases to the fire alarm correctly.

How to Test Your Dorgard

1

Open the fire door and press down on the plunger.

2

Sound the alarm for a minimum 30 seconds.

3

The LED will flash every 1.3 seconds to show it is hearing the alarm.

4

The Dorgard will release the fire door in approximately 20 seconds.

5

When the Dorgard is about to release the door it will sound a “Hi-Lo” tone 8 times.

6

After the Dorgard has released the fire door and the alarm has ceased it will reset after 10 seconds.

How to Maintain Your Dorgard

1

Clean the unit with a slightly damp cloth to remove any dust or dirt.

2

Check the 3 holes for the microphone are clear of any dust, dirt, etc. If any dust or dirt is found then use a vacuum cleaner to remove it.

3

Check the Dorgard unit is firmly attached to the door.

4

Check the Ferrule for signs of major wear or damage.

5

Check the floorplate is securely attached and has not been damaged.

6

Replace the batteries every 6 months with alkaline not rechargeable batteries.

Error Messages

Sequence

1 Next
2 Next
3 Next
4 Next
5 Next

Meaning

LO - 2 secs

LO - 2 secs

LO - 2 secs

This indicates that the battery lift is not screwed down properly

Next

HI HI LO

This indicates a possible fault with the motor.

Next

HIHIHIHILOLOLOLO -

4 Secs

HIHIHIHILOLOLOLO -

4 Secs

This indicates a possible plunger movement fault.

Next

HI LO LO LO -

4 Secs

HI LO LO LO -

4 Secs

This indicates possible problem with battery insertion.

Next

HILO -

17 Minutes

(The Dorgard will repeat HiLo 8 times after 68 minutes)

Low battery mode or a miscellaneous error.

Next

Solution

Screw down the battery lift.

Check the ferrule is not worn or damaged. Replace it if necessary.

Recycle or if necessary, replace the batteries.

Release the tension on the fixing screws and check the Dorgard is positioned flat against the door.