Does this switch require horizontal or vertical mounting

The PECO T8532-002 Multi-Fan Thermostat is a high-performance 2H/2C digital thermostat engineered for versatile control over 2-stage heating and cooling sequences

it indicates an underlying airflow issue or combustion problem that must be diagnosed by a technician

range meets your downstream requirements

rated for operation in temperatures up to 200°C (392°F)

Rheem-Ruud 620044 Ignition Module Els PW 17895 Does this switch require horizontalThe Rheem Ruud 620044 Ignition Module is a high performance intermittent pilot ignition control engineered for precision in gas fired heating systems. This 24V HVAC ignition module serves as a direct drop in replacement for the 62 21002 02, providing essential flame sensing and sequence management for consistent furnace operation. Designed for heavy duty commercial and residential applications, the 620044 manages the pilot spark and main gas valve