Common Questions & Technical Support Which Maxon burner models use the 28477 gasket

Ambient compensation helps maintain accuracy regardless of the temperature fluctuations at the control head itself

Can this be used on a jackshaft

For technicians troubleshooting head pressure control issues

helping contractors distinguish between mechanical failure and electrical coil issues

Parker 040725-01 Valve 30067439-890 Common Questions & Technical SupportThe Parker 040725 01 is a high performance HCAE 3 VX100H Chatleff TXV designed for precision refrigerant metering in high capacity residential and light commercial AC systems. This externally equalized thermostatic expansion valve features a specific Chatleff fitting configuration, ensuring a leak resistant connection and streamlined installation for service technicians. Engineered to manage superheat effectively across varying load conditions, the