General Technical

Why does a fire alarm check cause my unit to go into lockout? How can I clear a burner lockout on my unit? Is part number 1Z-RX wired or wireless? Can you provide an installation manual for my heater? Is there a service kit available for RHC units? Is there a service kit available for Photon units? Is there a service kit available for Rheco units? Is there a service kit available for the Vision units? Is there a service kit available for the UDSA units? Is there a service kit available for the Nor-Ray-Vac unit? Is there a service kit available for AB air curtains? Is there a service kit available for Ambirad AR unit? I have an issue with the Smartelec3 Temperature Sensor, what should I do? Is the Honeywell BMBC Board compatible with my VRA heater? Is part No. 2506 supplied with the plug? What are the recommended potentiometer settings for the GM44? How does the GM44 modulating PCB work with a 0-10V DC signal? What is the inlet diameter for a Type'O fan assembly?