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TABLE OF CONTENTS
1
GENERAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2
1.1
Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2
1.2
Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2
2
INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3
3
MAINTENANCE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
3.1
General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
3.2
Valve Removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
3.3
Seat Replacement Standard Valves . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
3.4
Seat Replacement Fire-Tite® Valves . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7
3.5
Shaft Seal Replacement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8
3.6
Valve Disassembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8
3.7
Valve Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9
4
VALVE TESTING PROCEDURE (On-Site) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10
5
MANUAL HANDLES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10
5.1
Handle Adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10
5.2
Change of Handle Quadrant . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11
5.3
Setting Handle Stop . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11
6
ACTUATOR MOUNTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11
6.1
Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11
6.2
Actuator Mounting Instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11
6.3
Direct Drive Mounting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .12
7
REPAIR KITS/SPARE PARTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .13
IMO - 308EN
INSTALLATION, MAINTENANCE, AND
OPERATING INSTRUCTIONS
MODEL C
WAFER-SPHERE®
Read entire instructions carefully before installation or servicing
Issue Date: 10/06
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Summary of Contents for metso automation Wafer-Sphere C
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Page 1: Table Of Contents
IMO - 308EN Issue Date: 10/06 INSTALLATION, MAINTENANCE, AND OPERATING INSTRUCTIONS MODEL C WAFER-SPHERE® Read entire instructions carefully before installation or servicing TABLE OF CONTENTS GENERAL ................2 Warning . -
Page 2: General
GENERAL WAFER-SPHERE BUTTERFLY VALVES WAFER DESIGN This instruction manual contains important information regarding the installation, maintenance, and operation of Jamesbury® Model C Wafer-Sphere. Please read the Square drive in disc instructions carefully and save them for future reference. closed position. The Jamesbury®... -
Page 3: Installation
operator, a pneumatic or an electric actuator should be used 5. THE PIPELINE: The Wafer-Sphere butterfly valve must in place of a detent handle on 2-1/2," 3" and 4" (DN 65, 80 be centered between flanges to avoid disc-pipe contact and 100) valves when differential pressure exceeds 300 psi which could damage the disc and shaft. -
Page 4: Maintenance
MAINTENANCE General Routine maintenance consists of periodically tightening down the compression plate to compensate for shaft seal wear. The compression plate, however, should not be tightened down too tight, since this will shorten the life of the seals. More extensive maintenance such as seat, seal and bearing replacement is described below. - Page 5 PARTS LIST ITEM PART NAME EXPLODED VIEW Body Valves Without Cover Plates Insert Disc Shaft Seat Shaft Bearing Spacer Shaft Seal Compression Ring Graphite TEFLON ® Compression Plate (FIRE-TITE) (Standard) Disc Pin Stud Nameplate Drive Screw Cap Screw Body Seal (2.5", 3", 4"...
- Page 6 PARTS LIST ITEM PART NAME EXPLODED VIEW Body Valves With Cover Plates Insert Disc Shaft Seat Shaft Bearing Spacer Shaft Seal Compression Ring Graphite TEFLON Compression Plate (FIRE-TITE) (Standard) Disc Pin Stud Nameplate Drive Screw Cap Screw Indicator Pointer (Sqare Drives Only) Top Bearing Spacer Paper Tag...
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Page 7: Seat Replacement Fire-Tite Valves
7. If the disc is slightly damaged, it may be possible to B. Snap-In Insert: smooth the sealing surface with crocus cloth, a fine Using a wooden or plastic rod and hammer, drive stone, or the equivalent. If deep scratches are present, the insert out of the body from the shaft side.The replace disc or return the valve to the factory for service. -
Page 8: Shaft Seal Replacement
CAUTION: Read the WARNING Section (Page 2) before continuing. Insert 1. Remove the handle or actuator coupling. 2. Remove the nuts (15) from above the compression Disc in plate (10). Remove the compression plate (10). The Level Position studs (14) do not have to be removed. Seat 3. -
Page 9: Valve Assembly
3. Remove the shaft seal compression hardware as detailed 8. Insert the disc pins (13), as shown in (Figure 5), and in Steps 1-4 in the SHAFT SEAL REPLACEMENT drive them into place. The pins must be driven so that Section. -
Page 10: Valve Testing Procedure (On-Site)
11. Repressurize the valve and check the leakage. If valve VALVE TESTING PROCEDURE still leaks, repeat step 10. If leakage cannot be stopped, adjust the actuator stop so that leakage is minimized. Should it become necessary to perform a leak test of the valve prior to its installation in the pipeline, follow the 12. -
Page 11: Change Of Handle Quadrant
TABLE 4 Actuator ADRA-POWR IMO-31, 32 ST-50 IMO-22 ST-60, 90, 115, 175MS IMO-23 ST-200/400 IMO-26 ST-600/1200 IMO-24, 38 ST-160, 240, 290, 440MS IMO-27, 39 ST-1800 IMO-506 Manual Gears IMO-63 Figure 8-1 IMO-512 BC, B1C 5 BC 70-A Change of Handle Quadrant BJ, B1J 5 BJ 70-A EU Series... -
Page 12: Direct Drive Mounting
Place Coupling On Stem. Screws of no-play coupling to face in line with pipe with the valve closed. Tighten sequentially. Tighten per (Table 4) Figure 9-2 Figure 9-1 2. Assemble bracket to actuator as shown in (Figure 9-1). 8. Recheck no-play coupling screw torques, using the Tighten to torque listed in (Table 4). -
Page 13: Repair Kits/Spare Parts
STEP 3B Tighten these to Screw Size Torque FT•LBS (N•m) 5/16" 25 (34) 3/8" 40 (54) 1/2" 90 (122) 5/8" 165 (224) STEP 3A Tighten these until bracket sits firmly on valve NO PLAY COUPLING STEP 3C Tighten these to Screw Size Torque FT•LBS (N•m) 3/8"... - Page 14 TABLE 4 Bracket Bolting Torques for GR.5 Hex Cap Screws Torque to Aluminum Body Actuators Torque to Cast/Ductile Body Actuators Bolt Size No Lubrication to Screws inches FT•LBS N•m FT•LBS N•m 5/16 7/16 9/16 1-1/8 1-1/4 14.9 19.0 1062 1288 1826...
- Page 15 WAFER-SPHERE REPAIR KITS MODEL C Size Soft Seat FIRE-TITE Wafer Wafer 2-1/2" (DN 65) 815 RKW-470 RKW-471 2-1/2" (DN 65) 830 RKW-470 RKW-471 3" (DN 80) 815 RKW-352 RKW-358 RKW-364 RKW-370 3" (DN 80) 830 RKW-352 RKW-358 RKW-364 RKW-370 4" (DN 100) 815 RKW-353 RKW-359 RKW-365...
- Page 16 Metso Automation, Field Systems Division Europe, Levytie 6, P.O.Box 310, 00811 Helsinki, Finland. Tel. int. +358 20 483 150. Fax int. +358 20 483 151 Europe (UK), 2 Lindenwood, Crockford Lane, Chineham Business Park, Basingstoke, RG24 8QY UK.Tel. int. +44 (0) 8706 061478. Fax int. +44 (0) 1256 707661 North America, 44 Bowditch Drive, P.O.Box 8044, Shrewsbury, Massachusetts, 01545-8044 USA.
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