Macurco GD-2A Installation & Operation Manual Download Page 1 | Manualshive

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IMPORTANT: These User Instructions are to be provided to the homeowner/end user upon product

installation. Each person installing or using this equipment must read and understand the information

in these User Instructions before use. Installation of this equipment by untrained or unqualified

persons, or use that is not in accordance with these User Instructions may adversely affect product

performance and result in sickness or death. For proper use see User Instructions or call Macurco

Technical Service.

Macurco™ GD-2A

Combustible Gas Detector
Installation & Operation Manual

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Summary of Contents for GD-2A

Page 1: ...rmation in these User Instructions before use Installation of this equipment by untrained or unqualified persons or use that is not in accordance with these User Instructions may adversely affect product performance and result in sickness or death For proper use see User Instructions or call Macurco Technical Service Macurco GD 2A Combustible Gas Detector Installation Operation Manual ...

Page 2: ... 3 Features 5 2 4 Specifications 5 3 Installation and Operating Instructions 5 3 1 Location 5 3 2 Installation 6 4 Operation 7 4 1 Power Up 7 4 2 Alarms 8 4 3 Trouble Indicator 9 4 4 End Of Life Indicator 9 5 Maintenance 9 5 1 Cleaning 9 5 2 Sensor Poisons 9 6 Testing 10 7 Macurco Gas Detection Product limited warranty 11 Technical Support Contact Information 11 General Contact Information 11 ...

Page 3: ...pliance with Occupational Safety and Health Administration OSHA commercial or industrial standards When the unit is powered up it performs a self test during which the green LED light will blink for a period of one and one half to two minutes Afterward the green LED light will turn on continuously to indicate the unit is in normal operation ARMED If the self test fails or the green LED light does ...

Page 4: ...d for installation in buildings in non hazardous locations such as residences retail stores office buildings and institutional buildings WARNING Use only for monitoring the gas which the sensor and detector are designed to monitor Failure to do so may result in exposures to gases not detectable and cause sickness or death For proper use see supervisor or User Instructions or call Macurco Technical...

Page 5: ...r UL 1484 25 LEL 3 Installation and Operating Instructions The following instructions are intended to serve as a guideline for the use of the Macurco GD 2A Combustible Gas Detector It is not to be considered all inclusive nor is it intended to replace the policy and procedures for each facility WARNING This detector helps monitor for the presence and concentration level of certain specified airbor...

Page 6: ...s line up with the access holes 4 When using the GD 2A with normally closed initiating circuits use the Com and N C alarm relay connections 5 See wiring diagram and information below for connections of the GD 2A UL 2075 Requirements 12 4 1 Power supply leads provided for field connection shall not be less than 6 inches 152 mm long provided with strain relief and shall be no smaller than 18 AWG 0 8...

Page 7: ...D light will turn on continuously to indicate the unit is in normal operation ARMED If the self test fails or the green LED light does not turn on continuously do not use Failure to do so may adversely affect product performance and result in sickness or death 4 1 Power Up When power is first applied to the detector it will go through a warm up period of two and one half minutes during which alarm...

Page 8: ...hing on and off and the normally closed trouble relay opening A power failure also causes the trouble relay to open 4 2 Alarms WARNING Immediately exit any environment if there is an alarm condition on the detector Failure to do so may result in sickness or death The final alarm is determined by the configuration of the control panel with the GD 2A only switching its relay to actuate the panel Do ...

Page 9: ...he Trouble Relay to the Normally Closed NC position and LED will also be reset The silence function will continue to be available for 29 days after the GD 2A initiates an end of life signal After this 29 day period the GD 2A can no longer be silenced and must be replaced 5 Maintenance The GD 2A does not require regular maintenance The unit uses a self purging semi conductor sensor that has a long ...

Page 10: ...unlighted butane cigarette lighter into the detector near the left hand side through one of the vent holes It will be necessary to hold the lighter valve open for several seconds The red light ALARM will turn on the alarm relay switches and any devices connected should activate The detector should be tested regularly by using gas from an unlit cigarette lighter as detailed above ...

Page 11: ...IED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR PARTICULAR PURPOSE ARE LIMITED TO A PERIOD OF TWO 2 YEARS FROM THE PURCHASE DATE Macurco shall not be liable for any incidental or consequential damages for breach of this or any other warranty express or implied arising out of or related to the use of said gas detector The manufacturer or its agent s liability shall be limited to replacement or re...

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