Common Questions: How do I install the R9110-512 into an RV91 regulator

For technicians troubleshooting furnace relay boards or air handler control circuits

When you are troubleshooting a furnace that is running hot or experiencing frequent limit switch trips

the Raypak 005899F is the correct OEM replacement part for the 105A Versa and many legacy RP2100 series units

For technicians troubleshooting furnace short cycling or open-limit error codes

ICM Controls ICM103 Timer Common Questions: How do IThe ICM103 Delay On Make Timer is a high precision, solid state timing solution designed for industrial and residential HVACR applications, specifically compressor staging and motor sequencing. This universal voltage timer operates across an 18 240 VAC range, making it a versatile addition to any service truck. Built with veteran contractors in mind, it features switch settable time delays ranging from 1 to 1,023 seconds, adjustable in 1 second