Summary of Contents for Air Torque PT Series
- Page 1 IMAT PT-E ISSUE: 02/18 INSTALLATION, MAINTENANCE AND OPERATING INSTRUCTION MANUAL FOR POWER TECHNOLOGY “PT” For POWER TECHNOLOGY ACTUATORS Model/Type: → PT045 PT800 Double acting “D” and Spring return “S” → 90° 180° Stroke...
- Page 2 IMAT PT- E CONTENTS 1) GENERAL pag. 3 2) WARNING pag. 3 3) WORKING CONDITIONS AND TECHNICAL DATA pag. 3 4) OPERATING FUNCTION AND DIRECTION OF ROTATION pag. 4 5) INSTALLATION INSTRUCTIONS pag. 4 6) MAINTENANCE INSTRUCTIONS pag. 5 7) STORAGE INSTRUCTIONS pag.
- Page 3 Please con- ER TECHNOLOGY actuators must be made by adequately tact AIR TORQUE. Working at high or low temperature trained personnel. For the use, installation and mainte- can affect the life and the output torque of the actuator.
- Page 4 IMAT PT- E Before installing the actuator in aggressive environment, SINGLE ACTING OPERATION FUNCTION ensure that the selected protection level is suitable. (STANDARD ROTATION TYPE “ST”) TOP VIEW • Actuator designation and marking (see technical data sheets): The actuator type, size, operating pressure, output torque, direction of rotation, spring action, operating temperature and type of connections/interfaces are determined by designation.
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Page 5: Maintenance Instruction
(max. tightening torque see table). Maintenance (disassembly, maintenance and rebuilding) of • Switchbox mounting: AIR TORQUE actuators is allowed only to AIR TORQUE Fit the switchbox and bracket 1 onto the actuator 3 using personnel or properly instructed personnel. In case of con- four provided screws (max. - Page 6 IMAT PT- E 6.1) DRAWING WITH ITEMIZED COMPONENTS AND RECOMMENDED SPARE PARTS Ex 1 Ex 1 Ød Ød Ex 2 Ex 2...
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Page 7: Part Description
IMAT PT- E PART N° UNIT Q.TY NOTE PART DESCRIPTION NA for PT045 OCTI-CAM (Stop arrangement) NA for PT045 STOP CAP SCREW NA for PT045 WASHER NA for PT045 NUT (Stop screw) BEARING (Piston back) BEARING (Pinion top) BEARING (Pinion bottom) 1 Pcs. - Page 8 IMAT PT- E 6.2) DISASSEMBLY 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 • Note: The lubricants suitable for the various operat- ing temperatures (Standard, HT and LLT actuators) are available in Air Torque. Only for “standard” actuators, for temperature from -40°C (-40°F) to +80°C (+176°F), it is possible to use lubricant Dow Corning type Molykote G-2003.
- Page 10 IMAT PT- E C) End cap (Part N° 30) assembly, figures 12, 13 and 14: • Assemble one end cap at a time. • Lubricate the body. • For spring return actuators, insert the springs in each end cap according to the desired configuration, as shown in figure 12 and related tables.
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Page 11: Storage Instructions
The weight of the actuators is in- dicated on the Air Torque catalogue and on the related technical data-sheets. During the lifting and the handling of the actuators, it is... - Page 12 Head office Works: AIR TORQUE S.p.A. società uninominale Head Offices: Via dei Livelli Sopra, 11 Factory: Via dei Livelli Sopra, 8 24060 COSTA DI MEZZATE (BG) - Italy Tel.:+39 035 682299 - Fax: +39 035 687791 info@airtorque.it - www.airtorque.it...
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