There are several possible reasons why the heater on your hot tub may not be working. It could be due to a malfunctioning thermostat, a faulty heating element, a tripped circuit breaker, or a problem with the electrical connection. It is recommended to consult a professional technician to diagnose and fix the issue.
If you have lost a sufficient amount of coolant this will stop the heater working because there will be no hot water in the heater rad.
Feel of the hoses at the heater core. If one is hot and the other is cold the heater cont balbe is not working. If they are both hot, the mixing door inside is not operating. Make sure you have vacuum going into the cab from the intake.
Heater coil
The shower's hot water may not be working due to issues with the water heater, such as a malfunction or lack of sufficient hot water supply. It could also be caused by a problem with the plumbing system, such as a blockage or leak in the hot water pipes. Checking these components can help determine the cause of the issue.
Blocked heater core, faulty heater valve, disconnected connection to the heater valve.
If the heat is not working at all it could be your blower motor. If the heat is no longer hot then it could be your heater core, or you could simply be low on coolant. Mine was low for me to find out that I had an intake gasket leak, fixed it and now the heat works great.
The heater on a Mercedes c200 will stop working if the heater core is blocked. It allows hot coolant from the engine to be used in heating the cabin.
First check the coolant level, a coolant leak would cause a heater to stop working- assuming you mean the blower is blowing but it isn't hot. A stuck thermostat will also cause you problems with your heat.
There could be several reasons why your kitchen sink's hot water is not working. It could be due to a malfunctioning water heater, a problem with the hot water valve, a blockage in the hot water pipe, or a faulty faucet. It is recommended to check these components or consult a professional plumber to diagnose and fix the issue.
Fuse- Blower Motor- Wiring- Selector switch fail- i8f you still have heat to the heater core, if the heater core is cold, and the mottr is still hot... change the thermostat
The heater would not be working on a 1990 Dodge Grand Caravan if the heater core is damaged or blocked. Hot coolant from the engine must flow through the core to allow hot air to pass into the cabin.
There are a few possibilities why. Troubleshoot asking yourself these questions: Is the hot water heater switched on electronically? Is the stop cock switched on? Are there air locks in the line? Is the hot water heater connected?