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Summary of Contents for Air Torque Upgrade Series
- Page 1 IMAT 4thGU-E ISSUE: 05/11 INSTALLATION, MAINTENANCE AND OPERATING INSTRUCTION MANUAL FOR 4 GENERATION pgrade Series ACTUATORS For AIR TORQUE ACTUATORS Model/Type: “AT045U” ”AT801U” Double acting “D” and Spring return “S” “90°” “180° Stroke”...
- Page 2 IMAT 4thGU-E CONTENTS 1) GENERAL pag..................2) WARNING pag.
- Page 3 • If the actuator is incorporated in a system or used storage for AIR TORQUE rack and pinion pneumatic actuators. within safety devices or circuits, the customer shall Please read these instructions carefully and keep them ensure that the national and local safety laws and for future reference.
- Page 4 Exhaust air exits from Port 2. (STANDARD ROTATION TYPE “ST”) TOP VIEW 5) ACTUATOR INSTALLATION INSTRUCTIONS The Air Torque actuator is a pneumatic device for the remote operation of industrial valves. The actuator will operate through 90°,120°,135° and 180° rotation permitting the opening and closing of many types of valves up to 180°...
- Page 5 Maintenance (disassembly, maintenance and rebuilding) assembly: the groove on the drive shaft or on the position of AIR TORQUE actuators is allowed only to AIR TORQUE indicator 2 must be horizontal to the longitudinal axis of personnel or properly instructed personnel. In case of the actuator in closed position.
- Page 6 IMAT 4thGU-E 6.1) DRAWING WITH ITEMIZED COMPONENTS AND RECOMMENDED SPARE PARTS 60.1 Model Ex1 mm Ex2 mm d mm AT045U AT051U AT101U AT201U AT251U AT301U AT351U AT401U AT451U AT501U AT551U AT601U AT651U AT701U AT751U AT801U...
- Page 7 IMAT 4thGU-E ° N r o f ) t n r o f r o f r o f t s i i n i i n i o t t r o f r o f 09.1* " " O r o f "...
- Page 8 IMAT 4thGU-E 6.2) DISASSEMBLY Fig. 03 When disassembly of actuator is required for maintenance, firstly remove the actuator from the valve. Before performing any disassembly operations it is important to verify that the actuator is not pressurised. Always use caution and double check that the ports 2 and 4 are vented and are free from any accessory and/or device.
- Page 9 Fit external thrust bearing (08), thrust washer (10) and then • the spare parts and the lubricant used are suitable for the external spring clip (18) using snap ring pliers or screwdriver operating temperature of the actuator (see Air Torque for spiral rings. technical data sheets). •...
- Page 10 IMAT 4thGU-E SPRING SET CONFIGURATION for models AT051U→AT801U (0,5° over 0° for AT045U) and that the dimension “A” on both sides is the same as AT045U configuration: shown in figure 11. Side B Side A Fig. 11 Spring Set AT045U AT045U Spring type Spring type...
- Page 11 Contact Air Torque for any information and technical data-sheets. E) Assembly of graduated ring and position indicator (Part N° 19,19.0,19.1), figures 17,18 and 19: •...
- Page 12 5) INSTRUCCIONES DE MONTAJE: 5) ISTRUZIONI PER L’INSTALLAZIONE El actuador Air Torque es un operador neumático para la actuación remota de válvulas industriales. La L’attuatore AT è un dispositivo pneumatico per il comando a distanza di valvole. La manovra (rotazione di 90°, peración (rotación a 90º, aunque también es posible a 120º...
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