A fuel return line should flow freely back to the tank. There may be a check valve on the fuel return line that prevents backflow from the tank to the regulator.
Generally the larger line is the inlet and the smaller line is the return.
Your fridge water dispenser may be running slow due to a clogged water filter, low water pressure, or a malfunctioning water inlet valve. It is recommended to check and replace the water filter, ensure proper water pressure, and inspect the water inlet valve for any issues.
Your dishwasher may be filling with water due to a faulty water inlet valve, a clogged filter, or a malfunctioning float switch. It is recommended to check these components and consult a professional if needed to resolve the issue.
Your dishwasher may be making a humming noise due to a faulty motor, clogged pump, or a malfunctioning water inlet valve. It is recommended to check these components and consult a professional if needed to resolve the issue.
Your dishwasher may be leaking due to a damaged door seal, clogged drain, or a faulty water inlet valve. To fix it, check the door seal for any tears or damage, clean out the drain to remove any blockages, and replace the water inlet valve if necessary. If the issue persists, consider seeking professional help.
Make sure the fuel shut-off valve is in the on position. Also could be fuel inlet valve inside carburetor bowl. Check for varnish or gum and/or sticking needle valve. Also common is clogged fuel filter, clogged fuel line, or faulty fuel pump (if equipped).
The return hose for the heater core generally leads back the the water pump. The inlet for the heater core comes from the engine.
Water collecting in the bottom of your dishwasher could be due to a clogged drain, a faulty water inlet valve, or a malfunctioning float switch. It is important to check these components and address any issues to prevent further damage to your dishwasher.
Your ice maker may not be working properly due to a clogged water line, a faulty water inlet valve, a malfunctioning thermostat, or a problem with the ice maker itself. It is recommended to check these components to determine the cause of the issue.
Water pooling in your dishwasher could be due to a clogged drain, a faulty water inlet valve, or a malfunctioning float switch. It is important to check these components to determine the cause of the issue and address it promptly to prevent further damage to your dishwasher.
Your washing machine may be filling with water and then stopping due to a malfunction in the water inlet valve, a clogged filter, or a problem with the water level sensor. It is recommended to check these components and consult a professional if needed for further assistance.
Your ice machine may not be making ice due to a clogged water line, a malfunctioning water inlet valve, a faulty ice maker assembly, or a problem with the temperature settings. It is recommended to check these components and troubleshoot the issue accordingly.