Gearbox ILG/D
manual
Rotork Gears bv
7
Figure 5 : ILG/D gearbox
3.
To close the valve, turn the handwheel clockwise.
4.
Stop turning until the required valveposition is achieved. The number of turns needed from totally open to
totally close the valve is in table 3.
5.
When the valve can not be totally opened (or closed), first the cause has to be detected and solved.
6.
In case of malfunction of the gearbox, this one has to be replaced (see chapter installation for
dismounting). Return the gearbox to your supplier for repair.
7.
When you do the repair in house, all replacement parts must be obtained from the manufacturer to assure
proper operation of the gearbox.
8.
When the fault is repaired, turn the handwheel until blocked.
9.
Declutch the gearbox:
i.
Pull de knob outwards (1).
ii.
Turn the handle clockwise (4) and release the knob. Continue turning the handle until the knob falls
into its locking position (3).
10.
In case of opening the valve, follow procedure described under point 2 to 5. Except point 3: to open the
valve, turn the handwheel counter-clockwise.
