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Masoneilan 37-38 Series Actuators  

|  5

© 2014 General Electric Company. All rights reserved.

Parts Reference

Ref. 

No.

Part Name

Computer 

Abbrev.

Ref. 

No.

Part Name

Computer 

Abbrev.

Ref. 

No.

Part Name

Computer 

Abbrev.

**

15 

17 
18 

**

19 

20 
21 
22 

22A 

26 
30 
31

Gasket (packing box) 
Yoke 
Cap Screw (L case to yoke) 
Gasket (L case to yoke) 
Packing Nut 
Snap Ring 
Actuator Spring 
Actuator Spring 
Actuator Stem 
Nut (actuator stem) 
Packing Box

GASKET 
YOKE 
CAP SCR 
GASKET 
PKG NUT 
SNP RNG 
ACT SPR 
ACT SPR 
ACT STM 
NUT 
PKG BOX

**

32 

33 
34 
35 
36 
37 

**

39 

40 
41 
43 
44

Packing 
Spring Seat (upper) 
Spring Seat (lower) 
Pipe Plug 
Spring Adjustor 
Bushing (spring adjuster) 
Diaphragm 
Diaphragm Plate 
Diaphragm Washer 
Upper Diaphragm Case 
Lower Diaphragm Case

PACKING 
USPR ST 
LSPR ST 
PIP PLG 
SPR ADJ 
BUSHING 
DIAPHRM 
DPH PLT 
PDH WSH 
U D CSE 
L D CSE

45 
46 
56 
57 
70 
71 
72 
73 
74

Cap Screw (diaph. case) 
Nut (diaph. case) 
Travel Indicator Scale 
Machine Screw 
Ball and Retainer 
Spring Barrel 
Spring Barrel Cap 
Ball Bearing Race 
Cap Screw (SBL to U D CSE)

CAP SCR 
NUT 
T I SCL 
MCN SCR 
BALL & RTN 
SPR BRL
SBL CAP 
BBG RCE
CAP SCR

**

Recommended spare parts

Air-to-Extend 

Actuators

(Type 37)

Air-to-Extend 

Actuators

(Type 38)

Case Nos. 9, 11 & 13

Case Nos. 15, 18 & 18L

Case Nos. 9, 11 & 13

Case Nos. 15, 18 & 18L

Summary of Contents for 37 Series

Page 1: ...GE Oil Gas 37 38 Series Masoneilan Spring Diaphragm Actuators Instruction Manual GE Data Classification Public ...

Page 2: ...2 GE Oil Gas 2014 General Electric Company All rights reserved ...

Page 3: ...TS FOR OPERATION OF OTHER EQUIPMENT AT THE SITE THESE INSTRUCTIONS DO NOT PURPORT TO COVER ALL DETAILS OR VARIATIONS IN EQUIPMENT NOR TO PROVIDE FOR EVERY POSSIBLE CONTINGENCY TO BE MET IN CONNECTION WITH INSTALLATION OPERATION OR MAINTENANCE SHOULD FURTHER INFORMATION BE DESIRED OR SHOULD PARTICULAR PROBLEMS ARISE WHICH ARE NOT COVERED SUFFICIENTLY FOR THE CUSTOMER OPERATOR S PURPOSES THE MATTER ...

Page 4: ... upper case popping up when the cap screws 45 are removed This is especially important on actuators with a high initial spring setting Remove cap screws 45 nuts 46 and upper diaphragm case 43 Remove nut 30 and washer 41 to release the diaphragm 39 If possible the replacement diaphragm should be of the molded type supplied by Masoneilan but in an emergency a diaphragm may be cut from flat sheet sto...

Page 5: ...39 40 41 43 44 Packing Spring Seat upper Spring Seat lower Pipe Plug Spring Adjustor Bushing spring adjuster Diaphragm Diaphragm Plate Diaphragm Washer Upper Diaphragm Case Lower Diaphragm Case PACKING USPR ST LSPR ST PIP PLG SPR ADJ BUSHING DIAPHRM DPH PLT PDH WSH U D CSE L D CSE 45 46 56 57 70 71 72 73 74 Cap Screw diaph case Nut diaph case Travel Indicator Scale Machine Screw Ball and Retainer ...

Page 6: ...6 GE Oil Gas 2014 General Electric Company All rights reserved Notes ...

Page 7: ...Masoneilan 37 38 Series Actuators 7 2014 General Electric Company All rights reserved Notes ...

Page 8: ...AN Chiba Phone 81 43 297 9222 Fax 81 43 299 1115 KOREA Phone 82 2 2274 0748 Fax 82 2 2274 0794 MALAYSIA Phone 60 3 2161 0322 Fax 60 3 2163 6312 MEXICO Phone 52 5 310 9863 Fax 52 5 310 5584 THE NETHERLANDS Phone 0031 15 3808666 Fax 0031 18 1641438 RUSSIA Veliky Novgorod Phone 7 8162 55 7898 Fax 7 8162 55 7921 Moscow Phone 7 495 585 1276 Fax 7 495 585 1279 SAUDI ARABIA Phone 966 3 341 0278 Fax 966 3...

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