Dover PSG WILDEN T15 Series Engineering, Operation & Maintenance Download Page 5

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WIL-10252-E-01

Wilden

LEGEND

MATERIAL CODES

MODEL

T15 = 76 MM (3")

WETTED PATH

A = ALUMINUM
W = DUCTILE IRON

OUTER PISTON

A = ALUMINUM
W = DUCTILE IRON

AIR CHAMBERS

A = ALUMINUM

CENTER BLOCK

A = ALUMINUM
P = POLYPROPYLENE

AIR VALVE

B = BRASS

DIAPHRAGMS

XBS = CONDUCTIVE BUNA-N

(Two Red Dots)

BNS = BUNA-N (Red Dot)
FSS = SANIFLEX™ [Hytrel

(Cream)]

EPS = EPDM (Blue Dot)
NES = NEOPRENE (Green Dot)
PUS = POLYURETHANE (Clear)
TEU = PTFE W/EPDM

BACK-UP (White)

TNU = PTFE W/NEOPRENE

BACK-UP (White)

TSU = PTFE W/SANIFLEX™

BACK-UP (White)

BNU = BUNA-N, ULTRA-

FLEX™

EPU = EPDM, ULTRA-

FLEX™

NEU = NEOPRENE, ULTRA-

FLEX™

VTU = FKM

, ULTRA-

FLEX™

VTS = FKM

(White Dot)

WFS = WIL-

FLEX™ [Santoprene

(Orange Dot)]

VALVE BALLS

BN = BUNA-N (Red Dot)
FS = SANIFLEX™ [Hytrel

(Cream)]

EP = EPDM (Blue Dot)
NE = NEOPRENE (Green Dot)
PU = POLYURETHANE (Brown)
TF = PTFE (White)
VT = FKM

(White Dot)

WF = WIL-

FLEX™ [Santoprene

(Orange Dot)]

VALVE SEATS

A = ALUMINUM
BN = BUNA-N (Red Dot)
EP = EPDM (Blue Dot)
FS = SANIFLEX™

[Hytrel

(Cream)]

H = ALLOY C
M = MILD STEEL
EP = EPDM (Blue Dot)
NE = NEOPRENE (Green Dot)
PU = POLYURETHANE (Brown)
S = STAINLESS STEEL
VT = FKM

(White Dot)

WF = WIL-

FLEX™ [Santoprene

(Orange Dot)]

*No valve seat o-ring required.

VALVE SEATS O-RINGS

FS = FLUORO-

SEAL™

TF = PTFE (White)

SPECIALTY CODES

0014 BSPT

0048 Stallion

, internals

0115 Stallion

, footed, spark free, BSPT, without handles

0017 BSPT, unpainted

0049

Stallion

, aluminum screen base

0116 Stallion

, BSPT, without handles

0030 Screen based

0050

Stallion

0117 Stallion

, footed, BSPT, without handles

0036 Screen based, BSPT

0051 Stallion

, BSPT

0231 Stallion

, externals (screen & handles)

0039 Screen based, polyurethane screen

0053

Stallion

, footed, BSPT

0233 Stallion

, externals (screen & handles), BSPT

0044 Stallion

, balls & seats ONLY

0054

Stallion

, footed

0045 Stallion

, shaft & bumpers ONLY

0112 Stallion

, footed, spark free, without handles

0046 Stallion

, internals, BSPT

0113 Stallion

, internals, spark free, BSPT

NOTE:

Most Elastomeric Materials use colored dots for identification.

NOTE:

Not all models are available with all material options.

Santoprene

is a registered trademark of Monsanto Company, licensed to Advanced Elastomer Systems, L.P.

Hytrel

is a registered trademark of DuPont Dow Elastomers.

T15 ORIGINAL™

METAL

76 mm (3") Pump
Maximum Flow Rate:
878 lpm (232 gpm)

T15 / X X X X X / XXX / XX / X XX /

XXXX

O-RINGS

MODEL

VALVE SEAT

VALVE BALLS

SPECIALTY CODE

DIAPHRAGMS

(if applicable)

AIR VALVE

CENTER BLOCK

AIR CHAMBERS

OUTER PISTON

WETTED PATHS

Section 2

W I L D E N P U M P D E S I G N A T I O N S Y S T E M

Summary of Contents for PSG WILDEN T15 Series

Page 1: ...EOM ENGINEERING OPERATION MAINTENANCE T15 Clamped Metal Pump WIL 10252 E 01 Where InnovationFlows ...

Page 2: ...Rubber Fitted 8 T15 Metal TPE Fitted 8 T15 Metal PTFE Fitted 9 Suction Lift Capability 10 Section 6 Suggested Installation Operation 11 Maintenance and Troubleshooting Section 7 Disassembly Reassembly 14 Pump Disassembly 14 Air Valve Disassembly 17 Gasket Kit Installation 19 Section 8 Exploded View and Parts List 21 T15 Metal Rubber TPE Fitted 21 T15 Metal PTFE Fitted 25 Section 9 Elastomer Option...

Page 3: ...lifornia LLC Wil Flex is a trademark of PSG California LLC Saniflex is a trademark of PSG California LLC All trademarks names logos and service marks collectively trademarks in this document are registered and unregistered trademarks of their respective owners Nothing contained in this document should be construed as granting any license or right to use any trademark without the prior written perm...

Page 4: ...nance or repair is attempted the compressed air line to the pump should be disconnected and all air pressure allowed to bleed from pump Disconnect all intake discharge and air lines Drain the pump by turning it upside down and allowing any fluid to flow into a suitable container CAUTION Blow out air line for 10 to 20 seconds before attaching to pump to make sure all pipe line debris is clear Use a...

Page 5: ...NGS FS FLUORO SEAL TF PTFE White SPECIALTY CODES 0014 BSPT 0048 Stallion internals 0115 Stallion footed spark free BSPT without handles 0017 BSPT unpainted 0049 Stallion aluminum screen base 0116 Stallion BSPT without handles 0030 Screen based 0050 Stallion 0117 Stallion footed BSPT without handles 0036 Screen based BSPT 0051 Stallion BSPT 0231 Stallion externals screen handles 0039 Screen based p...

Page 6: ...ded area FIGURE 2 When the pressurized diaphragm diaphragm A reaches the limit of its discharge stroke the air valve redirects pressurized air to the back side of diaphragm B The pressurized air forces diaphragm B away from the center block while pulling diaphragm A to the center block Diaphragm B is now on its discharge stroke Diaphragm B forces the inlet valve ball onto its seat due to the hydra...

Page 7: ... J 427 16 8 K 361 14 2 L 305 12 0 M 259 10 2 N 282 11 1 P 15 0 6 R 71 2 8 S 66 2 6 T 305 12 0 U 43 1 7 V 305 12 0 W 478 18 8 X Ø15 Ø0 6 BSP threads available DIMENSIONS ITEM METRIC mm STANDARD inch A 505 19 9 B 71 2 8 C 775 30 5 D 836 32 9 E 737 29 0 F 69 2 7 G 325 12 8 H 427 16 8 J 432 17 0 K 310 12 2 L 43 1 7 M 305 12 0 N 480 18 9 P Ø15 Ø0 6 DIMENSIONAL DRAWING Section 4 ...

Page 8: ...pumps should be specified so that daily operation parameters will fall in the center of the pump performance curve T15 METAL TPE FITTED Height 810 mm 31 9 Width 432 mm 17 0 Depth 279 mm 11 0 Est ShipWeight Aluminum 53 kg 116 lbs Cast Iron 91 kg 200 lbs 316 Stainless Steel 79 kg 175 lbs Air Inlet 19 mm 3 4 Inlet 76 mm 3 Outlet 76 mm 3 Suction Lift 3 49 m Dry 13 8 53 m Wet 28 Disp Per Stroke1 5 4 l ...

Page 9: ...e Solids 10 mm 3 8 1 Displacement per stroke was calculated at 4 8 bar 70 psig air inlet pressure against a 2 bar 30 psig head pressure Example To pump 378 lpm 100 gpm against a discharge pressure head of 2 1 bar 30 psig requires 4 1 bar 60 psig and 136 Nm3 h 80 scfm air consumption See dot on chart Caution Do not exceed 8 6 bar 125 psig air supply pressure Flow rates indicated on chart were deter...

Page 10: ...g at 305 m 1 000 above sea level This chart is meant to be a guide only There are many variables which can affect your pump s operating characteristics The number of intake and discharge elbows viscosity of pumping fluid elevation atmospheric pressure and pipe friction loss all affect the amount of suction lift your pump will attain ...

Page 11: ...n to elevation see pump performance chart PIPING Final determination of the pump site should not be made until the piping problems of each possible location have been evaluated The impact of current and future installations should be considered ahead of time to make sure that inadvertent restrictions are not created for any remaining sites The best choice possible will be a site involving the shor...

Page 12: ...ump from a remote location When the pump discharge pressure equals or exceeds the air supply pressure the pump will stop no bypass or pressure relief valve is needed and pump damage will not occur The pump has reached a deadhead situation and can be restarted by reducing the fluid discharge pressure or increasing the air inlet pressure The Wilden T15 pump runs solely on compressed air and does not...

Page 13: ... piston to stick or run erratically Wilden suggests the use of a hydraulic oil with arctic characteristics ISO 15 5 wt Pump runs but little or no product flows 1 Check for pump cavitation slow pump speed down to match thickness of material being pumped 2 Check for sticking ball checks If material being pumped is not compatible with pump elastomers swelling may occur Replace ball checks and o rings...

Page 14: ...ts and o rings are available to satisfy temperature chemical compatibility abrasion and flex concerns All o rings used in the pump are of a special material and shore hardness that should only be replaced with factory supplied parts NOTE The model used for these instructions incorporates rubber diaphragms balls and seats Models with PTFE diaphragms balls and seats are the same except where noted T...

Page 15: ...om the discharge manifold and inspect for nicks gouges chemical attack or abrasive wear Replace worn parts with genuine Wilden parts for reliable performance PTFE o rings should be replaced when reassembled Step 6 With 3 4 socket and 3 4 box wrench remove one set of large clamp bands that attach liquid chamber to center section assembly Step 7 Lift liquid chamber away from center section to expose...

Page 16: ...pposite side diaphragm assembly Repeat disassembly instructions for opposite liquid chamber Inspect diaphragm assembly and shaft for signs of wear or chemical attack Replace all worn parts with genuine Wilden parts for reliable performance Step 10 Use a socket wrench to disassemble the diaphragm assembly if replacement is necessary Step 11 To remove diaphragm assembly from shaft secure shaft with ...

Page 17: ...ld also appear to be dull dark gray in color If the piston appears to be a shiny aluminum color the air valve is probably worn beyond working tolerances and should be replaced If the piston does not move freely in the air valve the entire air valve should be immersed in a cleaning solution NOTE Do not force the piston by inserting a metal object This soaking should remove any accumulation of sludg...

Page 18: ...mp s center block consists of a die cast housing with a cast in bronze bushing Figure G Figure H shows T4 injection molded polypropylene center section and alignment with air valve The bushing has eleven grooves cut on the inside diameter There are seven Glyd rings that fit in these grooves see Figure E Since these Glyd rings form a part of the shifting function of the pump it is necessary that th...

Page 19: ...ily accomplished by placing them on a flat surface prior to tightening their clamp bands to the desired torque See this page for torque specifications Be sure to tighten outer pistons simultaneously on PTFE fitted pumps to ensure proper torque values Place one liquid chamber on its side and align center section with chamber using alignment marks made during disassembly before tightening large clam...

Page 20: ...urfaces Mating surfaces must be properly aligned in order to ensure positive sealing characteristics Step 1 Gently remove the adhesive covering from the back of the PTFE tape Ensure that the adhesive strip remains attached to the PTFE tape Step 2 Starting at any point place the PTFE tape in the center of the diaphragm bead groove on the liquid chamber and press lightly on the tape to ensure that t...

Page 21: ...WIL 10252 E 01 Wilden 21 EXPLODED VIEW AND PARTS LISTING T15 METAL Rubber TPE Fitted EXPLODED VIEW Section 9 ...

Page 22: ... 08 08 6550 08 23 Liquid Chamber 2 15 5000 01 15 5000 01 15 5000 01 15 5000 01 24 Discharge Manifold 1 15 5020 01 15 5020 01 15 5020 01 15 5020 01 25 Inlet Housing Screened 1 15 5080 01 30 N R 15 5080 01 30 15 5080 01 30 26 Inlet Housing for Footed Base 1 N R 15 5080 01 N R N R 27 Screen forP N15 5080 01 30 15 5080 01 33 1 15 5620 01 N R 15 5620 01 15 5620 62 28 Suction Hook up Cover 1 15 5660 01 ...

Page 23: ...WIL 10252 E 01 Wilden 23 T15 METAL Rubber TPE Fitted EXPLODED VIEW ...

Page 24: ...6850 08 19 Piston Assembly Bolt 3 8 16 x 1 1 8 2 12 15 6130 08 15 6130 08 20 Air Chamber 2 15 3650 03 15 3650 01 21 Air Chamber Screw 3 8 16 x 4 4 15 6200 03 15 6200 08 22 Air Chamber Cone Nut 3 8 16 4 08 6550 03 08 6550 08 23 Liquid Chamber 2 15 5000 03 15 5000 02 24 Discharge Manifold 1 15 5020 03 15 5020 02 25 Inlet Housing for Footed Base 1 15 5080 03 15 5080 02 26 Diaphragm 2 27 Valve Ball 4 ...

Page 25: ...WIL 10252 E 01 Wilden 25 T15 METAL PTFE Fitted EXPLODED VIEW ...

Page 26: ...5 3650 03 19 Air Chamber Screw 4 15 6200 08 15 6200 08 15 6200 08 15 6200 03 15 6200 03 20 Air Chamber Cone Nut 4 08 6550 08 08 6550 08 08 6550 08 08 6550 03 08 6550 03 21 Liquid Chamber 2 15 5000 01 15 5000 01 15 5000 03 15 5000 03 15 5000 03 22 Discharge Manifold 1 15 5020 01 15 5020 01 15 5020 03 15 5020 03 15 5020 03 23 Inlet Manifold 1 15 5080 01 15 5080 01 15 5080 03 15 5080 03 15 5080 03 24...

Page 27: ...bon Steel N A N A N A 15 1121 08 N A Alloy C N A N A N A 15 1121 04 N A Stainless Steel N A N A N A 15 1121 03 N A Cast Iron N A N A N A N A N A 1PTFE diaphragms utilize a Neoprene back up diaphragm P N 15 1060 51 Please consult your local distributor 2Metallic valve seats utilize a PTFE o ring P N 15 1200 55 Fluoro Seal is available upon request 3Ultra Flex diaphragms require a special inner pist...

Page 28: ...d Terrace CA 92313 5651 USA P 1 909 422 1730 F 1 909 783 3440 psgdover com Where Innovation Flows PSG reserves the right to modifythe information and illustrations contained in this document without prior notice This is a non contractual document 05 2018 ...

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