3M 800rf, 40800 manual Trouble-Shooting, Troubleshooting Guide, Problem, Cause, Correction

12-TROUBLE-SHOOTING

The Troubleshooting Guide lists some possible machine problems, causes and corrections. Also see Manual 2 "Troubleshooting" for taping head problems.

12.1 Troubleshooting Guide

Problem Cause Correction

Tape is not centered on the box.

The side belts are not correctly positioned.

The box flaps are not centered.

Tape is not positioned in the center of the taping head.

Check the position.

Check the flaps dimensions; the flaps must be equals.

Adjust the tape position.

The length of the front tape leg on the box is not constant.

Tape path through the heads is not correct.

Type unwind tension too loose.

Knurled roller friction too loose.

Taping head idler rollers

Check.

Adjust the tension.

Adjust

Clean and lubricate the rollers

The blade does not cut properly.	Blade dirty of adhesive.
	Tape tension not enough.
	Springs on cutting lever not strong
	enough.
	Blade damaged (broken teeth).

Clean.

Increase the friction on the core- holder.

Replace.

Replace the blade

The tape is not well applied on the rear of the box.

Blade does not cut properly.

Main spring is not tensioned.

Adhesive residues on the head rollers.

Replace/Clean.

Adjust the spring tension.

Clean and lubricate the rollers.

The head comes down and crash the box.

The box does not stop properly against the gate (stop device) on the machine rollers.

The box height pick-up is not correctly positioned.

The magnetic limit switch on the the box height pick-up cylinder is not correctly positioned or is not working.

Check the photocell position

Check the pressure value Check for jams (inside frictions)

Check position of the magnetic limit switch. Check magnetic limit switch ope-ration.

(continued on next page)

800rf-NA	2012 March
	39