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Instructions
LD Series Oil and Grease
Pump
For dispensing non-corrosive and non-abrasive lubricants, oil, grease, and automatic
transmission fluids in stationary or mobile installations. Use with compressed air only. For
professional use only. Not for use with windshield washer fluid.
List of models, including Maximum Fluid Pressure:
•
Oil Pump Models: page 2
•
Grease Pump Models: page 3
Important Safety Instructions
Read all warnings and instructions in this
manual. Save these instructions.
Related Translated Manuals
Manual Number Language
3A1339
Spanish
3A1345
French
3A1350
German
3A1355
Italian
3A1360
Russian
3A1365
Chinese
3A1370
Japanese
3A1375
Korean
Patents Pending
Table of Contents
Oil Pump Models . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Grease Pump Models . . . . . . . . . . . . . . . . . . . . . . . . . 3
Warnings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Repair . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Parts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Technical Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Graco Standard Warranty . . . . . . . . . . . . . . . . . . . . . 32
3A1334D
ENG
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Summary of Contents for Graco 3A1339
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Page 1: Table Of Contents
Technical Data ......26 Graco Standard Warranty ..... 32... -
Page 2: Oil Pump Models
Oil Pump Models Oil Pump Models All oil models include a 2” npt(m) bung adapter. Description Max air pressure Max Fluid Pressure Fluid Fluid Air inlet Inlet Outlet 3:1 PUMPS 1/4"-18 1"-11.5 1/2"-14 24G576 Universal 1.03 10.3 5.17 51.7 1/4"-19 1-11 1/2"-14 24G577... -
Page 3: Grease Pump Models
Grease Pump Models Grease Pump Models Description Max air pressure Max Fluid Pressure Fluid Fluid Air inlet Inlet Outlet 50:1 PUMPS 1/4"-18 Priming 1/4"-18 24G600 16kg (35lb) 1.03 10.3 7500 51.7 piston 1/4"-19 Priming 1/4"-19 24G601 16kg (35lb) 1.03 10.3 7500 51.7 BSPP... -
Page 4: Warnings
Warnings Warnings The following warnings are for the setup, use, grounding, maintenance, and repair of this equipment. The exclama- tion point symbol alerts you to a general warning and the hazard symbols refer to procedure-specific risks. When these symbols appear in the body of this manual, refer back to these Warnings. Product-specific hazard symbols and warnings not covered in this section may appear throughout the body of this manual where applicable. - Page 5 Warnings WARNING EQUIPMENT MISUSE HAZARD Misuse can cause death or serious injury. • Do not operate the unit when fatigued or under the influence of drugs or alcohol. • Do not exceed the maximum working pressure or temperature rating of the lowest rated system component.
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Page 6: Installation
(Y). b. Fasten the ground screw back onto the pump and tighten securely. NOTE: To order a ground wire and clamp, order Graco Part No. 222011. ti16123 3A1334D... - Page 7 Typical Installation The typical installation shown in F . 2 is only an installation guide. It is not an actual system design. Contact your Graco Distributor for assistance in designing a system to suit your needs. Stationary Mountings Recommended air line...
- Page 8 Installation Installation Guidelines Pump Mounting 1. Install bung adapter (K) into bung mount/bracket/or Reference letters found in the following instructions, drum cover. refer to Typical Installation diagram provided on page 7. 2. Install pump (B) into bung adapter (K). • A ball valve must be installed upstream of the regu- lator (G).
- Page 9 • Install the air regulator (G) to control pump speed and pressure. For NPT models order Graco Part No. 24H420 or for BSP models order Graco Part No. 24H419. • Install a bleed-type master air valve (F) upstream from the pump air regulator (G) but within easy reach of the pump.
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Page 10: Operation
The pump piston moves downward exposing • Only use Graco designed suction tubes for in-drum the pump cylinder relief passage at the bottom of the or in-tank applications. stroke. Additional excess pressure is then relieved through both the inlet check relief passage and the •... - Page 11 Operation Install only one pump per delivery system. Do not use Start-up the pumps in a parallel pump installation. Determining Output Pressure Using the Air Loss of pump prime can occur if all the following events Regulator occur in sequence: To determine the fluid output pressure using the air reg- 1.
- Page 12 Operation Step 6 is for Oil Pumps Only: Changing Grease Drum and Installing Follow Plate (grease models only) 6. The thermal relief feature of this oil pump can increase the amount of time needed to fully prime the pump when compared to pumps without a ther- mal relief feature.
- Page 13 Operation 5. Examine follow plate to make sure rubber grommet 7. Insert pump drop tube through center of rubber (c) is in place in center of the plate (F . 7). grommet in follow plate (F . 9). 6. Set follow plate on top of fresh grease (F .
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Page 14: Repair
Repair Repair Replacing Pilot Valves Reference letters shown in the following instructions refer to Typical Installation diagram, page 7. Part num- bers refer to the Parts pages beginning on page 15. 1. Stop pump at the middle of its stroke. 2. -
Page 15: Parts
Parts Parts 3:1 Oil Pump Models: 24G576 - 24G587: 5:1 Oil Pump Models: 24G588 - 24G599 Part No Description Part No Description ▲ 16G243◆ LABEL, safety, warning, multiple 116343 SCREW, ground ✿ SCREW, M6 x 25 mm SCREW 24F918 ADAPTER, bung, LD pump SCREW M6 x 22 mm ✠... - Page 16 Parts Related Oil Pump Kits Throat and Piston Seal Replacement Kit - 24H853 (F . 12) NOTE: When servicing the throat and piston seals, it is Kit No. Description recommended to also replace seals in the pump lower. KIT, repair, intake valve, npt, 24H611 Order repair kit: 24K293 for 3:1 pumps or 24H855 for includes 11, 15, 28, 35, 51...
- Page 17 Parts Kits Page 52, 53 or 54, Page 15 Torque to 95-105 in lbs (10.7 - 11.9 N•m) Torque to 20 - 25 ft lbs (27- 34 N•m) Torque to 60 - 70 in lbs (6.8 - 7.9 N•m) Torque to 25 - 35 in lbs (2.8 - 3.9 N•m) Torque to 110 - 120 in lbs (12.4 - 13.6 N•m) Torque to 80 - 90 in lbs (9.0 - 10.2 N•m) Lips face down...
- Page 18 Parts 50:1 Grease Pump Models: 24G600 - 24G608 Part No. Description Part No. Description ROD, priming 116343 SCREW, ground PISTON, shovel, 50:1 SCREW CYLINDER, spacer SCREW, M6 X 22 mm NUT, retainer O-RING, air piston WASHER, 30 OD O-RING (not shown) HOUSING, manifold, machined O-RING ✿◆...
- Page 19 Parts Related Grease Pump Kits Throat and Piston Seal Replacement Kit - O-Ring and Seal Replacement Kit - 24H856 24H854 (F . 13) . 14) Instructions related to this kit are included in instruction Instructions related to this kit are included in instruction manual 3A1495 (included with the kit).
- Page 20 Parts Torque to 95-105 in lbs (10.7 - 11.9 N•m) Torque to 60 - 70 in lbs (6.8 - 7.9 N•m) Torque to 70 - 80 in lbs (7.9 - 9.0 N•m) Torque to 45 - 55 ft lbs (61 - 75 N•m) Torque to 30 - 40 in lbs (3.4 - 4.5 N•m) Torque to 30 - 35 in lbs (3.4 - 4.0 N•m) Lips face down...
- Page 21 Parts Oil or Grease Pump Air Valve Air Valve Seal Kit - 24H851 Repair and Replacement Kits Ref. Description Qty. Grease Instructions related to the following kits are included in SEAL, air valve, manifold instruction manual 3A1496 (included with the kit). O-RING, 018 buna Replace Seals or Rebuild Air Valve Kits SEAL, u-cup, bevel lip...
- Page 22 Parts Air Valve Replacement Kit - 24H848 (npt), Pilot Valve Replacement Kit - 24H749 24H849 (bspp), 24H850 (bspt) (F . 18) This kit only includes the pilot valves (20), If you also are repairing/replacing the air valve (38/40) and air valve seal (23/16) order the Air Motor Service Kit - 38/40 24J757 (npt), 24J758 (bspp) or 24J759 (bspt).
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Page 23: Troubleshooting
Troubleshooting Troubleshooting NOTE: Check all other possible problems and solutions before disassembling the pump. Before you troubleshoot problems using the table below, relieve the pressure and disconnect the pump fluid line. If the pump starts when the air is turned on again, the fluid line, dispensing valve, etc. - Page 24 Troubleshooting Problem Cause Solution Replace gasket. Gasket is leaking Lower air pressure to prevent reoc- Intermittent air leakage coming from currence. behind the air manifold. Pump con- tinues to function normally. Clear obstruction. Thermal relief inlet check relief pas- sage in inlet housing is plugged Replace inlet filter.
- Page 25 Troubleshooting Grease Models Pump fails to operate Inadequate air supply pressure or Increase air supply and/or clear restricted air lines restriction. Closed or clogged pump valves Open and/or clean. Clogged fluid line, hose, valve, or Relieve pressure. other accessory Clear obstruction. Damaged air motor Assess damage, and service air motor.
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Page 26: Technical Data
Technical Data Technical Data 3:1 or 5:1 Oil Models Maximum fluid working pressure 750 psi (51.7 bar, 5.17 MPa) Fluid pressure ratio 3:1 or 5:1 Suction lift (feet of oil) Air operation range 20 to 150 psi (1.37 to 10.3 bar; 0.137 to 1.03 MPa) Recommended air pressure for optimum <125 psi (8.6 bar, 0.86 MPa) pump life... - Page 27 Technical Data Dimensions *Multi down tube is angle Model (Overall Length) inches (mm) inches (mm) cut to the desired length as required Universal Pump 6.9 (175) 16 (406) 3/8” (10 mm) Only minimum Multi* 42.4 (1076) 51.5 (1307) Drum 35.7 (907) 44.8 (1138) Tote 42.8 (1087)
- Page 28 Technical Data Performance Curve 3:1 Oil Models 3:1 Performance Curve Tested with ISO 46 Hyd Oil ,QOHW $LU 3UHVVXUHV &\FOHV SHU PLQXWH SVL EDU (1.1) SVL (27.6) EDU (.8) & SVL (20.7) EDU (.6) (13.8) &...
- Page 29 Technical Data 50:1 Grease Models Maximum working pressure 7500 psi (517 bar, 51.7 MPa) Fluid pressure ratio 50:1 Air operation range 20 to 150 psi (1.37 to 10.3 bar; 0.137 to 1.03 MPa) Air consumption (at 100 psi) See Performance Curve, page 31 Pump cycles per pound (cycles per kg) 47 cycle per pound (103 cycle per kg) Maximum recommended pump speed...
- Page 30 Technical Data Dimensions a = 1/4 inch air inlet b = 1/4 inch fluid outlet c = 2 inch npt mounting configuration d = ground screw 14.5 in. 370 mm 5.2 in. 28.1 in. 134 mm 715 mm 26.7 in. 18.8 in.
- Page 31 Technical Data Performance Curve Grease Models 50:1 Performance Curve Tested with ISO 46 Hyd Oil ,QOHW $LU 3UHVVXUHV SVL EDU &\FOHV SHU PLQXWH 8000 SVL (551.6) EDU 7000 (482.6) & (1.4) SVL EDU 6000 (413.7) (1.1) 5000...
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Page 32: Graco Standard Warranty
With the exception of any special, extended, or limited warranty published by Graco, Graco will, for a period of twelve months from the date of sale, repair or replace any part of the equipment determined by Graco to be defective.