Hofmann ATC 900 - 7.9 Automatic tool cylinder # EAA0363 G81 A: check and replacement

CTC-CEN Service Manual 07-13 Rev.E
50
 Mount the new valve to the arm.
 Connect the air pipes to the valve.
 Mount the handles.
 Connect the air pressure and the power supply.
 Check the machine works fine.
 Mount the cylinder cover.
7.9 AUTOMATIC TOOL CYLINDER # EAA0363G81A: CHECK AND REPLACEMENT
 : 30’
 : 8 allen key, 19mm end key.
 : Defective automatic tool cylinder may cause the following malfunction:
1. Air leaking from the cylinder.
2. The cylinder would not lift the tire bead.
TO CHECK THE EXTERNAL AIR LEAKING
 Position the cylinder where it leaks air.
 Check if the leaking is in between cylinder flange-cylinder liner or if it is coming from the piston rod.
 In case of need, place some soap with water on the interested part to better see where the leaking is coming
from.
TO CHECK THE FITTING AIR LEAKING
 Position the cylinder where it leaks air.
 Check if the leaking is in between the fitting and the cylinder flange.
 In case of need, place some soap with water on the interested part to better see where the leaking is coming
from.