Operators; Model 500H & 625H - Cameron GENERAL VALVE Twin Seal 400 Series Installation, Operation And Maintenance Manual

GENERAL VALVE
Exploded View
Installation, Operation and Maintenance Manual
Twin Seal MODEL 500H & 625H
® ™
Item 500 H
No. Part
No.
1 21-411
2 22-408
3 41-405
4 22-409
5 26-408
6 27-406
7 27-404
8 28-409
9 41-403
10 41-404
11 45-401
12 46-424
13 47-401
14 48-401
15 62-17
OPERATOR DISASSEMBLY
1. Unscrew (26) and remove indicator flag (6).
2. Remove the stem protector (18).
3. Remove bearing retainer nut (27).
4. Remove the handwheel (8) and key (11).
5. Unbolt and remove the housing cover (5).
6. Unbolt and remove the guide pin (9), with detent pin (10) and spring (13).
7. Pull the upper stem (2) with lower stem (4), roller (14), bearing (20) and indicator shaft
(7) out through the top of the housing (1). If the bearing is snug in the housing, replace
the handwheel and key. Turn the handwheel clockwise to raise the lower stem as far as
possible. Insert a 3/8" diameter bar through the two holes in the bottom of the housing.
Turn the handwheel clockwise and jack the bearing clear of the housing.
8. Remove the set screw (16) and push the indicator shaft subassembly (7) out through the
bottom of the lower stem.
9. Remove the lower stem (4) from the upper stem (2).
10. Remove the retaining ring (30) and bearing (20) from the upper stem.
11. Remove the O-Ring (16) from the inside of the housing and grease seal (19) and bushing
(12) (if required) from the top of the upper stem (2).
E N G I N E E R E D & P R O C E S S V A L V E S
Item
625 H
No.
Part Description
No.
16
21-407 Operator
Housing
17
22-411 Upper Stem
18
41-406 Drive Pin*
19
22-413 Lower Stem
20
26-405 Housing Cap
21
27-406 Indicator Flag
22
27-438 Indicator Shaft
23
28-401 Handwheel
24
41-403 Guide Pin
25
41-404 Detent Pin
26
45-413 Key
27
46-424 Bushing
28
47-401 Spring
29
48-403 Roller
30
62-17 O-Ring
31
* not available separately.
12
500 H 625 H
Part Part Description
No. No.
62-18 62-22 O-Ring
64-414 64-405 Plastic Plug
64-411 64-412 Protector
65-401 65-401 Grease Seal
66-402 66-403 Ball Bearing
72-4 72-4 Capscrew
72-5 72-6 Capscrew
72-6 72-11 Capscrew
72-21 72-21 Capscrew
74-1 74-3 Set Screw
73-28 74-6 Screw
75-427 75-429 Hex Nut
76-411 76-411 Lube Fitting
77-402 77-403 Coupling Pin
78-403 78-404 Retaining Ring
93-413 93-413 Cover
07/2011 / IOM-GEN-TWIN-03