RG-INSTALL-009 / PUB027-027_0917 Page 1 of 15
Date 26/09/2017
Gearbox Installation Manual
Rotork Gears IW, MOW, MTW, IB and IS ranges
(Electronic copy available on www.rotork.com)
! This manual contains important safety information. Please ensure it is
thoroughly read and understood before installing the gearbox.
! This manual is produced to enable a competent person to install, operate,
adjust and inspect Rotork gearboxes. Only persons competent by virtue of
their training or experience should install, maintain and repair Rotork
gearboxes.
! The gearbox weight is recorded on the packaging and on a label attached to
the gearbox.
! WARNING: Gearbox may present an unbalanced load.
! WARNING: With respect to handwheel operation of Rotork gearboxes, under
no circumstances should any additional lever device such as a wheel-key or
wrench be applied to the handwheel in order to develop more force when
closing or opening the valve as this may cause damage to the valve and/or
gearbox or may cause the valve to become stuck in the seated/backseated
position.
! WARNING: Damage to protective coatings should be correctly rectified and
may invalidate warranty.
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