oventrop Hydrocontrol MTR - Page 18

Installation & Initial Operation "Hydrocontrol MTR" (lead-free)
18
Fig. 11:
Limiting the adjusting spindle
LimitingthePresetting
Even with a limited
presetting, the valve
canstillbesettozero
orshutoff.
Thepresetvaluecanbelimited
orxed(seeFig. 11).Thisme-
ans that after shut off (hand-
wheel set to zero) the previ-
ousvaluecanbequicklyfound
againandreset.
1. Insertthelongendofan
 Allenwrench(3mm)into
the center hole on the
 handwheelface(Fig.11).
2. Turnthekeyclockwiseas
far as it will go in order to
limit the adjusting spindle
 within.