Conair UGR003/0800 manual ARM is Not Working Properly

THE ARM IS

NOT WORKING

PROPERLY

The problems you will see with the arm is that it will not extend or retract properly. Check electrical wiring, switches, valves, and air lines.

Symptom	Possible cause	Solution
◆There is no arm	There is no air pressure.	Check air supply to the robot.
extension (no arm		Check for leaks.
down).
	The mold is not fully	Check that the interface wiring
	open.	is correct.
	The robot is not swung	Check the LS-1 and LS-2
	fully in or fully out.	switches and adjust as neces-
		sary.
	Vertical stroke adjust-	Loosen stroke adjustment
	ment block is set too low.	block and set higher to correct
		stroke.
	The arm down flow con-	Adjust the down speed control;
	trol is shut off.	replace as needed.
	The main arm solenoid	Replace the main arm solenoid
	valve is not functioning.	valve.
	The air lines/seals are	Check air lines and seals;
	damaged or leaking.	replace as needed.
◆ There is no arm	There is no air pressure.	Check air supply to the robot.
retraction (no arm
up).

The up solenoid is not functioning.

Replace the up solenoid valve.

6-6 TROUBLESHOOTING UCR-150L Robot UGR003/0900