Vintage Air Heater Control Valve Not Working

Vintage Air Heater Control Valve Extremely Hot Help

Vintage Air Heater Control Valve Extremely Hot Help

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Vintage Air Heater Hose Valve Observation Chevy Tri Five Forum

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Defective Vintage Air Heater Control Valve X2 Page 2 Corvetteforum Chevrolet Corvette Forum Discussion

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Defective Vintage Air Heater Control Valve X2 Corvetteforum Chevrolet Corvette Forum Discussion

Defective Vintage Air Heater Control Valve X2 Corvetteforum Chevrolet Corvette Forum Discussion

Heater control valve connection and chassis ground may be located on either side of the firewall.

Vintage air heater control valve not working.

Heater control valve warning. When in heat the valve closes. This servo is identical to the one that drives the floor vent gate and when swapped it works in all appropriate positions for moving air. If the heater core is clogged the inlet and outlet will be different temperatures.

I had an older va unit in my old 69 that the heat didnt work from day 1. Servo heater control valve kit electronic servo heater control valve control panel ecu module installation select a suitable location for the control panel. The servo can be removed easily from the hot water valve. The heater control valve was not getting vacuum from the unit.

In winter i would run a vacuum line to the valve from the carb and it worked perfectly. Always mount circuit breaker as close to the battery as possible. If in the wrong spot you will not have water circulating through the heater core. If the heater control valve is stuck closed the valve s inlet and outlet will remain at different temperatures.

Attaching to the water pump and radiator gives no flow. Vintage air installation instructions. Heater control valve installation. Consider heater control valve location and the length of the wiring harness.

A leaking heater core will leak onto the floorboard and result in a sweet humid smell coolant coming from the vents while in operation. Wire between battery and circuit breaker is unprotected and should be carefully routed to avoid a short circuit. It is not defective servo. Some documents contain blank pages.

This is not a solenoid valve it s a servo driven valve so there is not a possibility for crossed wiring besides that part is all factory wired. I could never find out why it wasnt getting vacuum from the va. One needs to be in the intake pressure feed line and the other to the water pump or radiator return points. One vintage air system i had used two 5 8 dia.

The heater control valve is a directional valve. Check for heat transfer by disconnecting hose from the system completely. Failing to install the heater control valve in the correct hose will allow water to collect in the unit. The panel may be mounted under the dash or switch can be removed and installed in dash.

Excessive system pressure can also cause vibrations and whistling noises from the expansion valve and refrigerant lines. Then in summer i would just disconnect the hose plug it. Installing the valve improperly such as having the flow reversed will allow water to flow through thus inhibiting cooling.

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