RTX-IOM-QTF-R01-0217
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4.4 Service information
Normal recommended service interval for this actuator series is 5 years.
NOTE
:
Storage time is counted as part of the service interval.
This procedure is applicable with the understanding that all pneumatic pressure has
been removed from the actuator.
Remove all piping and mounted accessories that will interfere with the module.
When removing seals from seal grooves; use a commercial seal removing tool or a
small screwdriver with sharp corners rounded off.
Use a non-hardening thread sealant on all pipe threads.
CAUTION: Apply the thread sealant as per the manufacturer’s
instructions.
All parts should be thoroughly inspected for excessive wear, stress cracking and
pitting. Attention should be directed to threads, sealing surfaces and areas that will
subjected to sliding and rotating motion.
Actuator parts that reflect any of the above listed characteristics should be replaced
with new parts.
Rotex recommends that disassembly of the actuator modules should be done in a
clean area on a workbench.
After reassembly, the actuator needs to be stroked for several times to ensure the
desired function and safety.
