Jesco MIDIDOS E Operation & Maintenance Instructions Manual

14, 14 position. To guarantee its stability, the pump must be screwed appropriately into the ground. The system’s piping must not put any force on the dosing pump’s connections or val- ves. To avoid backfiring dosing after the process end, an electrical and hydraulically locking device is p…

5, 5 1.3 Qualification and training of personnel The personnel employed for installation, operation, inspection and maintenance work must be qualified to do so. The areas of responsibility, competence and supervision of the personnel must be precisely defined by the owner. Personnel who do …

8, Jesco MIDIDOS E 8 to avoid the danger of physical injury and corrosion at the dosing pump. Leaking chemicals may also damage the diaphragm pump at its mounting points. CAUTION! • When changing the chemical medium, check whether the pump and the system’s materials of construction are chemicall…

28, 28 12. Spare parts list MIDIDOS E 120 MIDIDOS E 120 h Diaphragm 81466 g Dosing head inclusive of screws Material Order-no.: PVC 38306 PP grey 38178 Stainless steel 1.4571 32890 PVDF 32892 d d b a c d d d d a c d a c f e h g …

18, 18 9. Start up NOTICE! Personal protective equipment as specified by on-site regulations must be worn at all times while working on the dosing pump! Goggles Protective gloves Protective suit 1. Before starting up the dosing pump all the stages for “Installation” in chapte…