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The screw plug and the filter insert can be ejected if the screw plug is loosened when the pressurized air is switched on. Only ever loosen the screw plug when the positioner is depressurized and vented. SP7-10, SP7-11, SP7-12, SP7-20, SP7-21, SP7-22 and SP8-10 IM-S51-09 CTLS Issue 1...
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For the SP8-10, also check the filter element (sieve) in the supply air inflow for contamination and damage. Power-up the supply air to the positioner and check all screw connections you loosened for tightness. Filter insert Screw plug Fig. 2 Note SP7-10 shown for reference. SP7-10, SP7-11, SP7-12, SP7-20, SP7-21, SP7-22 and SP8-10 IM-S51-09 CTLS Issue 1...
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