The pull in winding is to ground and supplied from the Arm post. This keeps on keeping on for the duration. (other wise it would not pull in at the beginning) The arm voltage increases with RPM as the magnetism increases (due to the field windings tapping into the near open armature voltage, the field force almost is equal to full running current) the only thing "attached" to the arm is the pull in winding. Gotta Love it. Oldtyme Electrical compromise. Jim
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Today's Featured Article - Product Review - by Staff. When we finally checked out the 3000 PSI North Star, the whole story chaned. This unit was equipped with an 11 HP Honda engine with fuel shutoff, adjustable flow and optional syphon degreaser dispenser. It didn't have a pressure release or electric start to facilitate easy starting but according to the instructions, simply pulling on the trigger while cranking was sufficient. This method of starting proved more than adequate and kept the cost down on the unit. It had all the important
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