Servicing And Conversion - Samson EB 8315 EN Mounting And Operation Instructions

9 Servicing and conversion

The work described in this section is only to
be performed by personnel appropriately
qualified to carry out such tasks.
DANGER
!
Risk of bursting due to incorrect opening of
pressurized equipment or components.
Pneumatic actuators are pressure equipment
that may burst when handled incorrectly.
Flying projectile fragments or components
can cause serious injury or even death.
Before working on the actuator:
Î Depressurize all plant sections concerned
and the actuator. Release any stored en-
ergy.
WARNING
!
Risk of personal injury due to preloaded
springs.
Actuators with preloaded springs are under
tension. Incorrect opening of the actuator
can lead to personal injury through the sud-
den and uncontrolled projection of parts.
Î Only perform the activities described in
these mounting and operating instruc-
tions.
Î Do not open the actuator housing (basis
module).
WARNING WARNING
! !
Risk of personal injury due to exhaust air
being vented.
The actuator is operated with air. As a result,
air is vented during operation.
EB 8315 EN
Î Wear eye and hearing protection when
working near the actuator.
NOTICE
!
Risk of actuator damage due to excessively
high or low tightening torques.
Observe the specified torques when tighten-
ing actuator components. Excessive tighten-
ing torques lead to parts wearing out more
quickly. Parts that are not tightened far
enough may loosen.
Î Observe the specified tightening torques.
NOTICE
!
Risk of actuator damage due to the use of
unsuitable tools.
Î Only use tools approved by SAMSON.
NOTICE
!
Risk of valve damage due to the use of
unsuitable lubricants.
Î Only use lubricants approved by
SAMSON.
Note
− The product warranty becomes void if
service or repair work not described in
these instructions is performed without
prior agreement by SAMSON's After-sales
Service.
− Only use original spare parts by
SAMSON, which comply with the original
specifications.
Servicing and conversion
9-1