https://thermostat.guide/sangamo/sangamo-chppr1-programmable-thermostat-user-instructions/ Thermostat Manuals Sat, 11 Jan 2025 15:30:13 +0000 hourly 1 https://wordpress.org/?v=6.9.4 https://thermostat.guide/sangamo/sangamo-chppr1-programmable-thermostat-user-instructions/#comment-2549 Sat, 11 Jan 2025 15:30:13 +0000 https://thermostat.guide/?p=77100#comment-2549 My CHPPR1 is showing the code “80” on the programming screen. None of the buttons work and the heating is off. Can you tell me what this means or do I need to call my electrician?

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