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ENGLISH LANUAGE

BETTIS

SERVICE INSTRUCTIONS

DISASSEMBLY AND REASSEMBLY

FOR CBAX30 DOUBLE ACTING

SERIES PNEUMATIC ACTUATORS

PART NUMBER: 137462E

REVISION: "B"

RELEASE DATE: 18 April 2007

Содержание CBA1030

Страница 1: ...ENGLISH LANUAGE BETTIS SERVICE INSTRUCTIONS DISASSEMBLY AND REASSEMBLY FOR CBAX30 DOUBLE ACTING SERIES PNEUMATIC ACTUATORS PART NUMBER 137462E REVISION B RELEASE DATE 18 April 2007...

Страница 2: ...3 HOUSING DISASSEMBLY 6 SECTION 3 ACTUATOR REASSEMBLY 8 3 1 GENERAL REASSEMBLY 8 3 2 HOUSING REASSEMBLY 8 3 3 PNEUMATIC CYLINDER REASSEMBLY 11 SECTION 4 ACTUATOR TESTING 14 4 1 ACTUATOR TESTING 14 SE...

Страница 3: ...lectrical power and pneumatic pressure has been removed from the actuator 1 1 4 Remove all piping and mounted accessories that will interfere with the disassembly of the actuator 1 1 5 This procedure...

Страница 4: ...ed prepared and competent personnel WARNING For the protection of personnel working on Bettis actuators this procedure should be reviewed and implemented for safe disassembly and reassembly Close atte...

Страница 5: ...1 All threads on CBA series actuators are Inch Unified and NPT 1 7 2 All tools Hexagons are American Standard inch 1 7 3 Suggested tools Two adjustable wrenches small standard screwdriver with sharp...

Страница 6: ...y be equipped with one or two ES ES Extended Stops or M3 M3HW located on outboard end of housing 1 10 and end cap 4 20 2 1 2 Record the settings of stop screw ES or M3 jackscrews 6 30 and 4 30 before...

Страница 7: ...cylinder 4 10 over piston 4 50 and remove 2 2 5 Remove piston 4 50 from center bar 8 10 NOTE The standard non M3 piston 4 50 is an assembly made up of one roll pin and one yoke pin do not attempt to...

Страница 8: ...ve hex nut 6 40 from M3 jackscrew 6 30 NOTE CBA730 through CBA1030 M3 M3HW models the M3 jackscrew 4 30 can not be removed now The M3 used in these models can be removed later in this procedure using...

Страница 9: ...tion as defined in Section 1 step 1 6 3 1 4 1 Before installation coat all moving parts with lubricant 3 1 4 2 Coat all seals with lubricant before installing into seal grooves 3 1 5 Torque shaft uppe...

Страница 10: ...o the M3 jackscrew adapter 3 2 1 8 Install hex nut 6 40 onto M3 jackscrew 6 30 NOTE Rotate the hex nut down the M3 jackscrew until it is next to the M3 jackscrew adapter 3 2 2 Housing Adapter 6 10 ES...

Страница 11: ...shaft 1 30 3 2 13 Install position indicator 1 50 onto the top of torque shaft 1 30 3 2 14 Rotate the torque shaft 1 30 so that the arms of yoke 1 20 point outward 3 2 15 Coat o ring seal 5 20 with lu...

Страница 12: ...he stepped outer diameter of cylinder adapter 4 15 facing away from housing 1 10 3 3 2 2 Install one o seal 5 15 onto stepped diameter of cylinder adapter 4 15 3 3 3 Coat all areas of piston 4 50 with...

Страница 13: ...end cap 4 20 NOTE Actuators equipped with an end cap M3 jackscrew 4 30 pre install M3 into end cap 4 20 per step 3 3 14 and then install pre assembled end cap into cylinder 4 10 per step 3 3 15 Actuat...

Страница 14: ...ot allow end cap 4 20 to rotate during center bar tightening The end cap must maintain the position as described in step 3 3 16 M3 jackscrew must be installed to be in alignment with the target locate...

Страница 15: ...serial number tag 20 4 1 3 All leak testing will use the customer normal operating pressure or the actuator name tag normal operating pressure NOP NOTE When testing the actuator use a proper adjusted...

Страница 16: ...kscrew o ring seal 4 1 8 4 Remove pressure from pressure inlet port in the end cap 4 20 4 1 9 If an actuator was disassembled and repaired as a result of this procedure the above leakage test must be...

Страница 17: ...ter 6 10 5 3 2 4 Install hex nut 6 40 onto ES 6 30 NOTE Rotate the hex nut down the ES until it is next to housing adapter 6 10 5 4 ADD AN EXTENDED STOP ES TO CYLINDER END CAP 4 20 NOTE Prior to disas...

Страница 18: ...embly steps 2 3 2 and 2 3 3 5 5 3 Prior to actuator re assembly review all of Section 3 1 General Re assembly 3 2 Housing Re assembly and 3 3 Pneumatic Cylinder Re assembly 5 5 4 If new M3 housing ada...

Страница 19: ...M3 cannot be installed on a standard CBA actuator unless the M3 targets are installed on the piston assembly as shown in Figure Number 2 If the M3 is operated with a piston that does not have a targe...

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