3M MN55144-1000, 10700 manual Problem Cause Correction

Troubleshooting Guide (Continued)

Problem	Cause	Correction
	Lower air pressure	Disconnect the air supply.
		Verify that the main air pressure
		regulator reads zero.
		Reconnect air supply and adjust
		regulator to 70 PSIG (5 bar).
Upper drive	Defective head raising valve.	Clean or replace head raising
		valve
assembly does not
move up or moves	Work head raising valve actuator	Replace valve
up slowly
	Clogged or damaged exhaust	Clean or replace exhaust
	mufflers on the upper ends of the	mufflers
	head raising cylinders
	Defective head power valve	Clean or replace the head
		power valve
	Upper drive assembly force adjust	Turn the upper drive assembly
	regulator set too light	force adjust regulator
		counterclockwise to increase the
Upper taping head		force against the top of the box.
does not move	Defective top drive assembly force	Replace regulator
down at the end of
	adjust regulator
the taping cycle
	Defective one-way valve	Clean or replace valve
	Defective head power valve	Clean or replace valve
	Upper drive assembly force adjust	Turn the upper drive assembly
	regulator set too high	force adjust regulator clockwise
		to decrease the force against
Upper drive		the top of the box.
assembly moves	Defective upper drive assembly	Replace regulator
down too fast or
	force adjust regulator
too hard
	Cushion screw improperly adjusted	Adjust cushion screw
	Cushion screw missing	Replace screw
	Centering guide force adjust	Adjust regulator
	regulator set too low
Centering guides	Centering guide cylinder speed	Adjust speed controls mounted
move slower than
	controls not correctly adjusted	on centering guide cylinder
normal.
	Defective centering guide power	Clean or replace valve
	valve

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