Samson 44-7 Mounting And Operating Instructions

Also see for 44-4: Mounting and operating instructions

20 EB 2723 ENMounting and start-up5 Mounting and start-upRisk of overheating due to excessive ambienttemperatures or insufficient heat dissipationwhen components are insulated.− Do not include the regulator in the insula-tion of the pipeline.Risk of impaired functioning of the regulatorand leakage at the joint due to installationunder tension.− Bolt the regulator to the pipeline free ofstress.− If necessary, support the pipelines near tothe connections.− Do not attach supports directly to the regu-lator.NOTICE! NOTICE!NOTICE!5.1 Mounting positionsInstall Type 44-4, Type 44-7 and Type 44-8with the actuator housing suspended down-ward in horizontal pipelines.Installation conditionsÎ Make sure that the regulator remainsfreely accessible after the plant has beencompleted.Î Install a strainer upstream of the regula-tor (Type 44-7 only). See section 5.2.Î Make sure the direction of flow matchesthe direction indicated by the arrow onthe body.Î Install the regulator free of stress.Î The valves are connected to the pipelineusing threaded ends, welding ends orflanged body.1 2 3 4 5 1p1 p21 Shut-off valve2 Upstream pressure gauge3 Strainer (Type 44-7 only)4 Excess pressure valve5 Downstream pressure gaugeType 44-7 Excess Pressure ValveFig. 5: Pressure control with Type 44-7 (installation example)