HMP−...−KP−...
The front cover must then be fastened
again (tightening torque of the cover
screws: 5.9 Nm).
7. Press the manual override 1 and at the
same time push the clamping rod app.
2/3 of the total length out of the housing
cover.
8. Check that the front plate bore (Y) and the
piston rod are flush as follows:
Retract guide tube until the clamping
rod is completely retracted in the bore.
Move the guide tube backwards and
forwards several times.
The clamping rod must enter the bore
without any problems and must only
gently touch the inner surface of the bore
when the piston rod moves backwards
and forwards. The clamping rod must not
be tilted or rub against the bore.
If the clamping rod is tilted or rubs, proceed
as follows:
Loosen the threaded pins (W) on the front
S
plate.
Readjust the front plate bore so that the
S
centre point of bore (M) and the clamping
rod diameter (K) are exactly aligned.
The threaded pins (W) must be tightened
again with the following torque:
Piston j
Nm
Fig. 13
Festo HMP−...−KP−... 0408b English
Fig. 9
Fig. 10
Fig. 11
Fig. 12
16
15
(Y)
(K)
(M)
W
20
19