Low voltage peak control connections, Low voltage outdoor sensor connections, Low voltage room thermostat connections – Steffes 4140 Simplified Installation Guide User Manual
Page 4: We y 1 y 2, Cblower speed a b, Single stage heat pump application, Two stage heat pump application, D6 rly1, D4 fid 2, D1 j4
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Low voltage peak control connections, Low voltage outdoor sensor connections, Low voltage room thermostat connections | We y 1 y 2, Cblower speed a b, Single stage heat pump application, Two stage heat pump application, D6 rly1, D4 fid 2, D1 j4 | Steffes 4140 Simplified Installation Guide User Manual | Page 4 / 4
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