Flowserve MK 35/31 - Manual (Page 8)

Important Safety Note
Installation must only be performed by qualified staff.
Qualified staff are those persons who – through adequate training in
engineering, the use and application of equipment in accordance with
regulations concerning steam systems, and first aid & accident
prevention – have achieved a recognised level of competence
appropriate to the installation and commissioning of this device.
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Use steam trap MK 35 only for the discharge of condensed water from
steam lines or for air venting.
Usage for the intended purpose