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The Pump
A Model 120E is built with different options that effect performance and service.
Make sure the pump received is the pump ordered. Compare the pump with the packing list.
Make sure the parts list attached to this manual is the one for your pump.
Fill in the important pump information below
Turn to Page 6, Pump Construction Information, for details on comparing the pump with the Order #.
146 DUCHAINE BLVD., NEW BEDFORD, MA. 02745-1292
ELECTRIC POWERED DIAPHRAGM PUMP MODELS 120E
Installation and Operations Manual
Index:
Page 1
Page 2
Page 3
Page 5
Page 7
Page 9
Page 10 Parts
From Packing Slip or Invoice i.e.. 120ELB-40-200
From Edson Serial # Sticker On Pump Frame i.e.. # 25748
Motor
Reducer
From Plate On Motor and Reducer i.e.. Motor- 3/4hp,1 Phase, 60 HZ, 1725 RPM, TEFC.
From Plate On Reducer- Nord Gear, 31 to 1 Ratio
Page 1 The Pump
The Pump
Performance & Dimensions
Installation Guidelines
Operations
Maintenance & Repair
Trouble Shooting
TEL. 508- 995-9711
FAX 508-995- 5021
P-98-120E pg. 1
E-MAIL pumps@edsonintl.com
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Summary of Contents for Edson 120E
- Page 1 Page 10 Parts The Pump A Model 120E is built with different options that effect performance and service. Make sure the pump received is the pump ordered. Compare the pump with the packing list. Make sure the parts list attached to this manual is the one for your pump.
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Page 2: Performance & Specifications
P-98-120E pg. 2 Performance & Specifications Pump Performance Is Dependent On Cycle Rate & Installation Head: Volume is expressed in GPM (gallons per minute) and LPM (liters per minute) Cycle Rate is the rpm of the motor divided by the ratio of the reducer. i.e. 1725 rpm / 31= 56 Head conditions are determined by the height, length and size of the installation plumbing to and from the pump and the viscosity of the liquid. - Page 3 P-98-120E pg. 3 Installation Guidelines WARNING Factory Installed Motors Do Not Come Wired. It is the responsibility of the purchaser to have the electrical service installed by a licenced electrician in accordance with the power requirements of the motor, the electrical service available and local electrical codes.
- Page 4 Inlet BECAUSE the Edson pump is a positive displacement pump and it will continue to try to Discharge pump liquid through a closed line. The pressure created will cause damage to the pump.
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Page 5: Operation
The end a suction hose Fig.13 can become attached to a flat surface cutting off all flow. Using an Edson strainer will prevent these conditions. Order an Edson Shattedproof Bronze Strainer 111BR - 200 or 111BR - 150 See Fig.13... - Page 6 P-98-120E pg. 6 How The Pump Works The motor and gear reducer rotate the eccentric disk inside the eccentric housing. The eccentric housing raises and lowers the diaphragm. Raising the diaphragm creating a vacuum. See Fig.15 The vacuum pulls the discharge valve assembly closed.
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Page 7: Maintenance
The ability to easily and quickly replace these inexpensive parts is one of the major advantages of an Edson diaphragm pumps. Edson has packaged these parts as Spares Kits. See the parts list for the order #s. - Page 8 P-98-120E pg. 8 Pump Performance Tests: Volume Test - Tests overall performance of the pump installation. 1.Use a container with a known capacity of at least 2 gallons. 2.Empty the container using the suction side of the pump or fill it from the discharge.
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Page 9: Troubleshooting
Premium Grease during the assembly of the pump. Failure to grease this part will result in early wear. Trouble Shooting The Edson Electric Powered Diaphragm Pump is very simple and problems are isolated to only the following components: The Motor & Gear Reducer... - Page 10 P-98-120E pg. 10 MODELS 120E Parts Spares Kit Base Assembly 146 DUCHAINE BLVD., NEW BEDFORD, MA. 02745-1292 TEL. 508-995-9711 FAX 508-995-5021 E-MAIL pumps@edsonintl.com Page 10 Parts Drawing...
- Page 11 Description 120ELA-40-150 Bone Dry Electric Diaphragm Pump, Skid Mounted, Aluminum, 1.5" MNPT Inlet and 1.5" FNPT Discharge Key # Edson Order # Description (nsn number if there is one) 161-A-161 3/4 HP, 1725 RPM, 120/240V, 60HZ, TEFC, Electric Motor (6105013331595)(This is the standard motor. An optional motor may have been installed on the pump.
- Page 12 Description 120EWA-40-150 Bone Dry Electric Diaphragm Pump, Cart Mounted, Aluminum, 1.5" MNPT Inlet and 1.5" FNPT Discharge Key # Edson Order # Description (nsn number if there is one) 161-A-161 3/4 HP, 1725 RPM, 120/240V, 60HZ, TEFC, Electric Motor (6105013331595)(This is the standard motor. An optional motor may have been installed on the pump.
- Page 13 Description 120ELA-40-200 Bone Dry Electric Diaphragm Pump, Skid Mounted, Aluminum, 2" MNPT Inlet and 2" FNPT Discharge Key # Edson Order # Description (nsn number if there is one) 161-A-161 3/4 HP, 1725 RPM, 120/240V, 60HZ, TEFC, Electric Motor (6105013331595)(This is the standard motor. An optional motor may have been installed on the pump.
- Page 14 Description 120EWA-40-200 Bone Dry Electric Diaphragm Pump, Cart Mounted, Aluminum, 2" MNPT Inlet and 2" FNPT Discharge Key # Edson Order # Description (nsn number if there is one) 161-A-161 3/4 HP, 1725 RPM, 120/240V, 60HZ, TEFC, Electric Motor (6105013331595)(This is the standard motor. An optional motor may have been installed on the pump.
- Page 15 Description 120ELB-40-150 Bone Dry Electric Diaphragm Pump, Skid Mounted, Bronze, 1.5" MNPT Inlet and 1.5" FNPT Discharge Key # Edson Order # Description (nsn number if there is one) 161-A-161 3/4 HP, 1725 RPM, 120/240V, 60HZ, TEFC, Electric Motor (6105013331595)(This is the standard motor. An optional motor may have been installed on the pump.
- Page 16 Description 120EWB-40-150 Bone Dry Electric Diaphragm Pump, Cart Mounted, Bronze, 1.5" MNPT Inlet and 1.5" FNPT Discharge Key # Edson Order # Description (nsn number if there is one) 161-A-161 3/4 HP, 1725 RPM, 120/240V, 60HZ, TEFC, Electric Motor (6105013331595)(This is the standard motor. An optional motor may have been installed on the pump.
- Page 17 Description 120ELB-40-200 Bone Dry Electric Diaphragm Pump, Skid Mounted, Bronze, 2" MNPT Inlet and 2" FNPT Discharge Key # Edson Order # Description (nsn number if there is one) 161-A-161 3/4 HP, 1725 RPM, 120/240V, 60HZ, TEFC, Electric Motor (6105013331595)(This is the standard motor. An optional motor may have been installed on the pump.
- Page 18 Description 120EWB-40-200 Bone Dry Electric Diaphragm Pump, Cart Mounted, Bronze, 2" MNPT Inlet and 2" FNPT Discharge Key # Edson Order # Description (nsn number if there is one) 161-A-161 3/4 HP, 1725 RPM, 120/240V, 60HZ, TEFC, Electric Motor (6105013331595)(This is the standard motor. An optional motor may have been installed on the pump.
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