Combustible Gas Leak DetectorInstruction 19-9336Rev. 1 – November 2010Audible Alarm• Instrument Ready - Slow beep. The beeprate is about once per second with no gasdetected.• Combustible Gas Indication - Beeps ata rate that increases along with the gasconcentration.• Sensitivity - Produces an increasingfrequency tone when sensitivity changesfrom low to high, and produces a decreasingfrequency tone when sensitivity changesfrom high to low.• Dead Batteries - High frequency tone, fol-lowed by the instrument turning itself OFF.• Sensor Error - Rapidly changing high andlow frequency tones.Visual Alarm LED• Power ON - Rapidly flashes green during warm-up (approximately 60 seconds).• Power OFF - Glows red just before power OFF.• Instrument Ready - Slowly flashes green. Theflash rate is about once per second with no gasdetected.• Combustible Gas Indication - Flashes green ata rate that increases with the gas concentration.• Sensitivity Change - Color changes from red togreen.• Low Battery - Flashes orange instead of greenwhen checking for gas leaks. Typically 1 hourof operation left after LED changes to orange.Change batteries as soon as convenient.• Dead Batteries - Glows red, followed by theinstrument turning itself OFF.• Sensor Error - Flashes alternating green and red.One Button Control• Press once for half second to turn instrument ON.• Press and hold for 2 seconds to turn instrument OFF.• Double press to toggle sensitivity between high and low.Combustibles Sensor& Sensor CoverBattery Door12 InchFlexible Probewww. GlobalTestSupply .comFind Quality Products Online at: sales@GlobalTestSupply.com