Advertisement
TROUBLESHOOTING
EQUIPMENT NEEDED
SYMPTOMS AND CORRECTIVE
ACTION
Troubleshooting procedures require Pressure Gage
14003519 (0 to 30 psi [O to 207 kPa]).
Figures 3 and 4 show troubleshooting flowcharts.
CHECK THAT ACTUATOR
IS SECURELY MOUNTED
AND STEM EU-lTON IS
PROPERLY LATCHED
N O
PRESSURETO
DOES
RANGE VALUE
LOOSEN POSiTlONER
ADJUST POS
TIONER
I
START POINT DIALTO
TURN COVER SCALE TO
MINIMUM VALUE
BELOWZERO START POINT.
I
P O S I T I O N E R S T A R T
POINT IF NECESSARY
NO
REMOVE ANY FOREIGN
MATERIAL; AND/OR
AND STEM; AND/OR
REPACK VALVE
Fig. 3. Troubleshooting Flowchart for MP953A, B, E, F (with Gradutrol Relay/Positioner).
5
Advertisement
