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1. General
1.1 Introduction to Actuator
A) The Honeywell pneumatic cylinder actuator has been designed to meet the requirements of valve
operation.
B) The Honeywell pneumatic cylinder actuator has been designed for easy maintenance.
C) The Honeywell pneumatic cylinder actuator boasts a long life span and has few faults. To use the
product to its full life span, you should install it correctly according to the manual and maintain it
according to the prescribed procedures while using it.
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RECOMMENDATIONS
Engineers who have professional assembly capabilities are required to maintain Cylinder Actuator.
Therefore, it is more economical to request repairs of the valves to Honeywell. As the valves repaired
by Honeywell are thoroughly tested and warranted, you are recommended to entrust Honeywell with
repairs.
1.2 Actuator Structure
A) The Honeywell pneumatic cylinder actuator is Canted Scotch Yoke type. (See Fig 1)
Fig 1 Scotch Yoke Type
To avoid possible injury to personnel or damage to valve parts, WARNING
and CAUTION notes must be strictly followed. Modifying this product,
substituting non-factory parts or using maintenance procedures other than
outlined could drastically affect performance, be hazardous to personnel and
equipment and may void existing warranties.