Why is my vacuum hose at the firewall?
The heat from the engine is what messes up the under hood lines and hoses. Have you checked the reservoir and check valve? Click to expand… Yes, all engine lines have been replaced abd the check valves are good. The problem is that line that goes through the fire wall broke at the firewall and was cracked in several places.
What are the common problems with water heaters?
13 Common Water Heater Problems (Tricks to Fix) 1 1. No hot water. If you have no hot water, there are several possible reasons, and you need to work through each of them methodically to eliminate 2 2. Not enough hot water or water not hot enough. 3 3. Water too hot. 4 4. Water takes too long to heat. 5 5. Low water pressure.
Why is my a / C coming through my firewall?
Hello, I have a vacuum leak on my Expy leading to A/C coming through the defrost only issue. I replaced all vacuum lines and still had the problem.
What happens when a heater control valve gets stuck?
If the heater control valve breaks or gets stuck, the coolant flow to the heater core may be restricted or stopped completely. Without coolant flow to the heater core, the heater will not be able to produce warm air for the cabin.
Where do you put a vacuum breaker in a water heater?
An approved means, such as a cold water “dip†tube with a hole at the top or a vacuum relief valve installed in the cold water supply line above the top of the heater or tank, shall be provided to prevent siphoning of any storage water heater or tank. 504.2 Vacuum relief valve. Vacuum breaking valve permits air to enter into piping system.
Why is my heater control valve leaking coolant?
Over time the heater control valve can wear out and crack, which will cause coolant to leak from the valve. Heater control valves can also leak from excessive corrosion from contact with old or contaminated engine coolant. Usually a leaking control valve will have to be replaced in order to repair the leak.
Where is the heater control valve located on a car?
The heater control valve is a cooling and hvac system component that is commonly found on many road going cars and trucks. The heater control valve is typically mounted near the firewall, and acts as the valve that allows coolant to flow from the engine to the heater core, which is located inside of the vehicle.
The heat from the engine is what messes up the under hood lines and hoses. Have you checked the reservoir and check valve? Click to expand… Yes, all engine lines have been replaced abd the check valves are good. The problem is that line that goes through the fire wall broke at the firewall and was cracked in several places.
Hello, I have a vacuum leak on my Expy leading to A/C coming through the defrost only issue. I replaced all vacuum lines and still had the problem.
Where does the vacuum line go in a Ford firewall?
Easiest way to find out is crank the car. The vacuum line that should go into the grommet will have vacuum (you can feel the vacuum sucking by putting your finger on it). Hope this helps View attachment 52532 View attachment 52532
Can a check valve be replaced at the firewall?
Click to expand… Yes, all engine lines have been replaced abd the check valves are good. The problem is that line that goes through the fire wall broke at the firewall and was cracked in several places. So how do I now replace the line and get to it on the inside of the cab?
What are the symptoms of a vacuum leak?
You will often notice that your idle is higher than usual, and you may have a check engine light on your dashboard when you have a vacuum leak in your car. You can also have other symptoms like bad engine performance or misfires. Is a vacuum leak expensive to fix?