What causes a flame sensor to go out? What are causes of a dirty flame sensor? As with any piece of equipment a simple reason could be that dirty flame sensor just goes bad. However a more common reason is that it is just dirty. It is a sensitive sensor so any type of dust or carbon buildup could cause it to malfunction. Why is my flame sensor not working on my furnace? Alternately, on furnaces that do not have a flame current pad, the micro amp measurement must be read by placing a meter set to DC Amps in...

Can a wax ring cause a toilet not to flush? A toilet wax ring can malfunction and break, leading to problems with the toilet leaking onto the bathroom floor. However, the wax ring really does not have much to do with the flushing mechanism of the toilet; it is there just to seal up the toilet. Why do I need to replace the wax ring on my toilet? You may have replaced the wax ring in the recent past but due to poor workmanship or use of low-quality products, your new wax ring malfunctions making it necessary to get a...

Why does my Rinnai Water Heater have code 10? Remove burner and inspect copper fins in heat exchanger for a build up between fins.  This will cause air flow restrictions which can lead to code 10's.  If build up is present, you will need an air compressor capable of delivering 120 psi of air to blow out the burner and heat exchanger fins. How often should I Have my Rinnai Water Heater serviced? There are two types of periodic maintenance that your service technician should perform to keep your Rinnai tankless water heater in top shape. It’s important to note, the time in between necessary maintenance will depend on the water quality in your home. 1. The in-line screen filter should be checked periodically for debris and cleaned. 2. How to troubleshoot a Rinnai tankless air unit? Turn off gas valve feeding the appliance.  Unplug igniter wire; hold the igniter wire with an insulated pair of pliers about a 1/4" from a piece of metal.  Cycle the unit to ensure you see a spark when unit is cycling. Which is the best Rinnai hot water...

Why does toilet run every 5 minutes? In the vast majority of cases, the problem is with the flapper, which is the rubber seal between the tank and the bowl. When it's worn, or the chain is too short, water seeps into the bowl, and the fill valve cycles on as soon as the float falls below the cutoff level. What causes the seal on a toilet canister to go bad? The flush valve seal at the bottom of the tower/canister can and will go bad eventually, just like any other toilet flapper, due to age, hard water, tank chemicals,...