Honeywell Hardware & Accessories - Recent Questions, Troubleshooting & Support

I've got the same problem, there is no voltage at the 'heat' terminal on the control board when calling for heat, or at the 'cool' terminal when in AC mode. If I power up the blower from a separate 120V source it runs fine, so I suspect it's a bad relay on the board.

Request instructions directly from Honeywell.

You tube or google will help.

If the switch is working normally without these two wires then yes tape off safely

Did you google it. There are many manuals to download, just make sure it is the free Download.

Manuals on following page: http://waterheatertimer.org/Honeywell-timers-and-manuals.html Read manual. Re-post any specific problem or question you have Gene Water Heater Timers Save Money If you need further help, I’m available over the phone at https://www.6ya.com/expert/gene_9f0ef4df2f9897e7

Timer is a switch. If the timer is not functioning, the outlets will not turn on. if the breaker is tripped. if there is a loose wire or loose wire nut. http://waterheatertimer.org/Basic-house-wiring.html#loose-wire http://waterheatertimer.org/Honeywell-timers-and-manuals.html Gene If you need further help, I’m available over the phone at https://www.6ya.com/expert/gene_9f0ef4df2f9897e7

1) Copy following link to download possible manual for Honeywell/Aube timers:http://waterheatertimer.org/Honeywell-timers.html2) Add comment and describe timer buttons in detail. If you need further help, I’m available over the phone at https://www.6ya.com/expert/gene_9f0ef4df2f9897e7

I believe the TP9 is a programmable thermostat.While it appears the ST699 is a timer that connects to a thermostat.So yes, they both control 230Volt boiler-and-pump. But there are differences.Google search each item and include .pdf in search parameter to find product manual for each, and then compare wiring differences. If you need further help, I’m available over the phone at https://www.6ya.com/expert/gene_9f0ef4df2f9897e7

The red light turns off on the timer unit, but the boiler keeps going. Thanks for the informative post. Do you need a 1300 number?