nomad NTG25 TRANS-FLO Operation Manual Download Page 1 | Manualshive

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O P E R A T I O N M A N U A L

AIR-OPERATED

•

DOUBLE DIAPHRAGM

•

PUMPS

ALUMINUM

Models

316 S.S.

Models

A JDA Global Company

1/14 rev. 3

NTG25

NOMAD TRANS-FLO™

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2
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Summary of Contents for NTG25 TRANS-FLO

Page 1: ...O P E R A T I O N M A N U A L AIR OPERATED DOUBLE DIAPHRAGM PUMPS ALUMINUM Models 316 S S Models A JDA Global Company 1 14 rev 3 NTG25 NOMAD TRANS FLO...

Page 2: ...e for all applications The information provided is the best thinking available regarding chemical compatibility The guide however does not provide a recommendation 2 Always wear safety glasses during...

Page 3: ...RENE Green Dot SN SANTOPRENE TF PTFE VALVE BALL BN BUNA N Red Dot FS HYTREL ND EPDM Blue Dot NE NEOPRENE Green Dot TF PTFE White SN SANTOPRENE VALVE SEAT A ALUMINUM S STAINLESS Valve seat o ring requi...

Page 4: ...es the limit of its discharge stroke the air valve redirects pressurized air to the back side of the diaphragm B The pressurized air forces diaphragm B away from the center block while pulling diaphra...

Page 5: ...2 bar 30 psig head pressure Example To pump 68 1 lpm 18 0 gpm against a discharge pressure head of 2 7 bar 40 psig requires 4 1 bar 60 psig and 18 7 Nm3 h 11 scfm air consumption See dot on chart Caut...

Page 6: ...are installed in applications involving flooded suction or suction head pressures a gate valve should be installed in the suction line to permit closing of the line for pump service The NTG25 can be...

Page 7: ...h pump and out air exhaust 5 Check type of lubricant being used ISO 15 5 wt recommended Pump runs but little or no product flows 1 Check for pump cavitation slow pump speed down to match thickness of...

Page 8: ...carriage bolts that secure the top and bottom manifolds to the center section Step 1 Before starting disassembly mark a line from each liquid chamber to its corresponding air chamber This line will a...

Page 9: ...mical attack or abrasive wear Step 6 With the 3 4 box wrench or by rotating the diaphragm by hand remove the diaphragm assembly Step 7 Due to varying torque values one of the following two situations...

Page 10: ...the shifting function of the pump it is necessary that they be located in the proper grooves When bushing wear becomes excessive a new center block must be used CENTER BLOCK SEAL DISASSEMBLY Step 8 T...

Page 11: ...10 EXPLODED VIEW RUBBER DIAPHRAGMS NTG25 NOMAD TRANS FLO EXPLODED VIEW PTFE DIAPHRAGMS...

Page 12: ...O ring 2 N02 3201 52 6 Air Valve Gasket 1 N02 2600 52 7 Center Section 1 N02 3151 20 225 8 Muffler Plate 1 N02 3180 20 9 Muffler Plate Gasket 1 N02 3500 52 500 10 Air Valve Cap Screw 1 4 20 x 6 1 4 4...

Page 13: ...NTG25 RUBBER FITTED NTG25 NOMAD TRANS FLO 12...

Page 14: ...on 2 N02 3750 01 15 Outer Piston 2 N02 4601 01 16 Shaft Stud 2 N02 6150 08 17 Liquid Chamber 2 N02 5000 01 18 Discharge Manifold 1 N02 5020 01 19 Inlet Manifold 1 N02 5080 01 20 Manifold Bolt 3 8 16 x...

Page 15: ...NTG25 NOMAD TRANS FLO NTG25 PTFE FITTED 14...

Page 16: ...1351 Park Ave Suite 104 Redlands CA USA 92373 909 798 9532 A JDA Global Company...

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