Bray 98 Series - Page 3

Series 98 & 98H Scotch Yoke Actuator
Installation, Operation and Maintenance Manual
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10.0 Bolting Torques and Tools 30
10.1.a S98 Pneumatic Pressure Module 30
10.1.b S98 Pneumatic Pressure Module 30
10.1.c S98H Hydraulic Pressure Module 30
10.2 Torque Module 31
10.3 Spring Module 31
10.4 Actuator Assembly 31
11.0 Technical Data 32
11.1 S98 Double Acting Pneumatic Actuators 32
11.2 S98H Double Acting Hydraulic Actuators 34
11.3 S98 Spring Return Pneumatic Actuators 36
11.4 S98H Spring Return Hydraulic Actuators 40
12.0 Module Weights 44
12.1 Correct Valve Lifting / Strapping 45
13.0 a Series 98 PNEUMATIC Dimensions 46
13.0 b Series 98 HYDRAULIC Dimensions 47
13.1 Series 98/98H Dimensions - Bolting Pattern 48
13.2 Valve Stem Interface Dimensions 48
14.0 Series 98/98H General Specifications and Features 49
14.1 Series 98 Seal Kits And Repair Kits 50
14.2 Series 98H Seal Kits And Repair Kits 52
15.0 Hydraulic Override ON S98 PNEUMATIC ACTUATORS 54
15.1 Installation 54
15.1.1 Installing Hydraulic Override on Spring Return Actuators 54
15.1.2 Operation - Spring Return Hydraulic Override 55
15.2 Installing Hydraulic Override on DA Actuator 55
15.2.1 Operation – DA Hydraulic Override 56
15.3 Maintenance of Hydraulic Override 56
15.3.1 Spring Return Hydraulic Override Cylinder 56
15.3.2 Disassembly of Hydraulic Cylinder 56
15.3.3 Servicing Hydraulic Cylinder 56
15.4 DA Override Cylinder 56
15.4.1 Disassembly of Hydraulic Cylinder 56
15.4.2 Servicing Hydraulic Cylinder 57
15.5 Servicing Hand Pump Unit 57