Lincoln 1200 Perform all checks as in the above evaluation. If, Conveyor Drive Stepper, Control

Time Display inaccurate, erratic, or inoperative(S/N Q19078 & Above1000 Series) (S/N Q14791 & Above1200 Series)

	Perform all checks as in the above evaluation. If
	the time check is okay, refer to the next section.
Conveyor Drive (Stepper)	Check to see if the conveyor drive (stepper) motor
Control	is running. If motor is not running, refer to
	"Conveyor will not run" on page 28.
Magnet	Check to insure that the magnet (cemented to shaft
	of conveyor drive (stepper) motor) has not been
	damaged, or come loose from motor shaft.
	Replace as needed.
Hall Effect Sensor	Check for any physical damage to Hall Effect
	sensor (mounted on conveyor drive(stepper)
	motor). Check all wiring and connections for
	damage.
Conveyor Drive (Stepper)	Check all connections for tightness or proper
Control	location and check all wiring for visible damage.
	Replace as needed. If there is still no time display,
	wire in (temporarily) a new conveyor drive control.
	If there is still no time display, reconnect original
	conveyor drive control. Replace Hall Effect Sensor.

Impinger I -–1000 Series Service Manual - Domestic 31