Weir Hopkinsons Fig 9050 Standard Operating & Maintenance Instructions Download Page 1 | Manualshive

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Hopkinsons Fig 9050
VALVE ACTUATOR

Standard Operating & Maintenance Instructions

CUT AWAY OF FIG. 9050 VALVE ACTUATOR

Excellent
Power & Industrial
Solutions

HOP 9050 /Jan 2011

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Summary of Contents for Hopkinsons Fig 9050

Page 1: ...Hopkinsons Fig 9050 VALVE ACTUATOR Standard Operating Maintenance Instructions CUT AWAY OF FIG 9050 VALVE ACTUATOR Excellent Power Industrial Solutions HOP 9050 Jan 2011 ...

Page 2: ...Units Page 6 2 3 Commissioning Direct Mounted Actuators Page 6 2 4 Mechanical Valve Positioning Indicator When Fitted Page 7 2 5 Motor Page 7 2 6 Alternating Current Page 7 2 7 Lubrication Page 7 Drawings Arrangement of Fig 9050 Actuator Page 8 Sectional Arrangement of Fig 9050 Actuator Page 9 Cut Away of Fig 9050 Valve Actuator Page 10 Arrangement of Fig 9050 Actuator Pedestal Mounted Page 11 Arr...

Page 3: ...tor is mounted directly onto the wormshaft which is mounted on packed for life grease lubricated needle roller bearings The output shaft bearings are located in the main housing and the output shaft assembly incorporates a lost motion or hammer blow device which allows the motor to run up to speed before transmitting full torque to the valve 1 3 TORQUE LIMITING DEVICE The wormshaft of the actuator...

Page 4: ...ultaneously operated by a cam on the pinion shaft of a hunting tooth gear train An intermediate position bank is fitted when required providing a maximum of 4 micro switches operated simultaneously by a cam on the pinion shaft of an additional hunting tooth gear train The hunting tooth gear trains are so arranged that each bank is independently adjustable to provide any limit switch setting from z...

Page 5: ... of the wormshaft is transmitted via the pinions to the open and close torque switch operating spindles Withdrawal of operating spindle by means of knurled knob permits the adjusting pointer to be set in any 5 positions from 0 4 to 1 2 40 120 output torque The operating spindles are spring loaded and therefore are held in position after re engaging with drive sleeve The switch is normally tripped ...

Page 6: ... bank to 000 turns in line and re engage each spur wheel and hunting tooth gear Now set the intermediate and open banks to the correct number of actuator output shaft turns from zero at which these switches are required to trip 2 2 COMMISSIONING PEDESTAL UNITS First ascertain that the valve is in the full shut position i e the stop is resting on the lower shoulder of the valve pillars Connect the ...

Page 7: ...as moved to correspond to the button which was operated If the valve has travelled in the opposite direction reverse any two of the supply leads in the contactor 2 7 LUBRICATION The actuator requires the minimum of lubrication as the bearings are packed for life Actuators for mounting direct on to a valve are fitted with a grease gun Dipple for valve stem lubrication When an actuator is fitted to ...

Page 8: ...8 Weir Power Industrial First choice for power and industrial protection ARRANGEMENT OF FIG 9050 ACTUATOR ...

Page 9: ...9 Weir Power Industrial First choice for power and industrial protection SECTIONAL ARRANGEMENT OF FIG 9050 ACTUATOR ...

Page 10: ...10 Weir Power Industrial First choice for power and industrial protection CUT AWAY OF FIG 9050 VALVE ACTUATOR ...

Page 11: ...11 Weir Power Industrial First choice for power and industrial protection ARRANGEMENT OF FIG 9050 ACTUATOR PEDESTAL MOUNTED ...

Page 12: ...12 Weir Power Industrial First choice for power and industrial protection ARRANGEMENT OF LIMIT SWITCH FOR FIG 9050 9151 ACTUATORS ...

Page 13: ...13 Weir Power Industrial First choice for power and industrial protection TORQUE SWITCH ASSEMBLY FOR FIG 9050 9151 ACTUATORS ...

Page 14: ...14 Weir Power Industrial First choice for power and industrial protection ARRANGEMENT OF VALVE POSITION TRANSMITTER FOR FIG 9050 9151 ACTUATORS ...

Page 15: ... 905 625 7202 Servicecall 877 797 WEIR 9347 Fax 1 905 766 4048 E mail valveservices weirgroup com Web www weirpowerindustrial com Excellent Power Industrial Solutions Rest of World Weir Power and Industrial The Harlands Alloa FK10 1TB United Kingdom Telephone 44 0 1259 727550 Fax 44 0 1259 727570 E mail sales coordinator weirgroup com Web www weirpowerindustrial com www weirpowerindustrial com ...

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