MTI Safe-T-Alert 35 Series error code Alternating red/green LED
MALFUNCTION / SERVICE signal - the alarm detected an internal fault. The Operational/CO LED alternates red/green, the Gas LED stays off, and a beep sounds periodically. First check battery/supply voltage; if voltage is good and it will not reset, replace the alarm.
What to check, and in what order, is in the app. The flow MTI Safe-T-Alert 35 Series CO/propane alarm - signal lookup walks this code step by step with the pass/fail measurements, wiring schematics and procedures that go with it, and it works offline in the bay.
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- MTI Industries Safe-T-Alert 35 Series (35-741/35-742) Combination CO and Propane Gas Alarm User's Manual
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