If the "Priority" light is not on, press the Priority button. You cannot adjust the temperature unless the Priority light is lit on your specific remote.
If your specific heater model supports a preheat loop, this button activates the circulation to ensure hot water is ready at the tap. High Temperature Indicator: Lights up when the water temperature is set to 50°C or higher as a safety warning for scalding. www.towngasappliance.com Operation Guide tgc bc901h manual
: Activates the preheating function to ensure hot water is ready immediately (available on specific heater models). 2. Operating Instructions If the "Priority" light is not on, press the Priority button
: Priority cannot be changed at this moment (usually because the water is currently running). High Temperature Indicator: Lights up when the water
: A "Flame" icon or light usually appears on the display when the water heater is actively heating water. Common Troubleshooting (Error Codes)
A warning light that illuminates if the water temperature is set to or higher. Basic Operation Steps Turn On: Press the Power button on the BC-90-1H.
As someone who has assembled half a dozen Chinese CNC routers (Genmitsu, FoxAlien, Sainsmart), I judge a machine by its manual first. The manual is a pleasant surprise. It’s not perfect, but it avoids the usual pitfalls of Engrish, missing steps, and dangerous electrical guesswork.