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James Price
2003 mid entry Coach#647


Had to put new timer on mac valve,made all connections,turned air on door closed but would not open unless air is released.   With new timer does macvalve speed control screws have to be readjusted?
Any help appreciated,
Thank you james

[hypoxia]

What is a "Timer"? Curious since I don't think I have one.

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3 prong timer plugs into macvalve.timer 5 - 25 second delay 12volt