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40
Troubleshooting Guide
12-TROUBLE-SHOOTING
(continued)
Problem
The box is not dragged under the
head.
Cause
The box is too full load; box side
fl
aps are opened.
Driving pulley rings on motorizing
side units are worn out.
Motorizing side units low
pressure.
The head is not correctly
positioned; it is too down.
Defective head power valve
Correction
Check.
Replace as necessary.
Replace valve
Check pressure value (working
pressure)
Check the magnetic limit switch
position on the box height pick-up
cylinder.
2012 March
800rf-NA
Summary of Contents for 3M-Matic 800rf
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