Conversion To Internal Or External Pilot Air Supply (Width 18 - Festo VTSA-44-MP Series Manual

5. Maintenance and conversion
Position of the valve seals
Tab. 5/5: Positions of the valve seals on the pilot exhaust variants
1
Inspection
window at control
side 12
2
The seal is visible
in the inspection
window on
control side 14
3
Identification
label
Fig. 5/6: Turning the valve seal
5.4.2 Conversion to internal or external pilot air supply (width 18 ... 52 mm)
Festo P.BE-VTSA-44-EN en 1101f
Exhaust variant
for unducted pilot exhaust air for ducted pilot exhaust air
Seal is visible in the inspection
window on control side 14.
The "ISO" mark is visible on the
identification label (see Fig. 5/6).
4. Turn all valve seals according to the desired exhaust variant
(see Fig. 5/6).
3
2
1
Pilot control can be operated with internal or external pilot air
supply, depending on the right end plate (see Chapter 3,
Tab. 3/1 and Tab. 3/2).
The seal is visible in the inspec-
tion window on control side 12.
The "ISO" mark is visible on the
identification label.
5-19