Graco 24J395 manuale d’uso

Instr uctions GBL 7500 Bo x Lubricator Pump GBL Shaft Rotation/Lo w Le vel Alarm Pump 3A2257C EN GBL 7500 Bo x Lubricator Pump: Fully enc losed, self-lubricati ng, precision, metering pump capable of pumping small flows of either mineral or synthetic oil to machinery injection points. For prof essional use only . GBL Shaft Rotation/Low Le vel Alarm[...]

Warnings 2 3A2257C Wa r n i n g s The f ollowing w ar nings are f or the setup , use , grounding, maintenan ce, and repair of this equipme nt. The e xclama- tion point symbol ale r ts you to a gener al warning and the hazard symbols ref er to procedur e-specific risks. When these symbols appear in the body of this manual , ref er ba ck to these W a[...]

Warnings 3A2257C 3 EQUIPMENT MISUSE HAZARD Misuse can caus e death or ser ious injur y . • Do not oper ate the unit when f atigued or under the influence of drugs or alcoh ol. • Do not e xceed the maxim um working pressure or temper ature rating of the low est rated system compo - nent. See Te c h n i c a l D a t a in all equipme nt manuals. ?[...]

Warnings 4 3A2257C Pressure Relief Pr ocedure 1. Stop lube pu mp. 2. If installed, close oil supply v alv e located upstre am from pump. 3. If installed, open drain v alv e located downst ream from the pump . 4. Slowly cr ack open fluid line fit tings to relie ve pr es- sure. Installing the Pump Gr ounding Ensure the reservoir is properly grou nded[...]

Setup 3A2257C 5 b . F or all installations (whether the tube needs to be tr immed or ca n be used wit hout tr imming), press strainer onto end of the suction tube until it “bottoms” (F IG . 3). 4. Orient pump so the roller bearing on the bottom of the pump is aligned with the cam insid e the reser- vo ir. 5. Install pump on the reser v oir by a[...]

Setup 6 3A2257C Suction Fed Models (F IG . 4) 1. Remov e the sight w ell plug (1) and outlet plug (5 ). Discard outlet plug (5). 2. Fill the sight well (2) to th e top with appropriately fil- tered oil. 3. Operate th e hand priming assembly (3) until t he oil le vel dro ps below the end of th e drip tube (4). 4. Apply th read sealant (user supp lie[...]

Setup 3A2257C 7 Pressure Fed Models (F IG . 6) NO TE: In the f ollowing instructions , the fill line ref ers to the inlet line. 1. Remov e and d iscard the inlet p lug (1) and o utlet plug (5). 2. Apply thread sealant (user supplied) to fill line fitting. 3. Connect fill line to inlet (2). 4. T orque fill line fitting to 85 + 10 in. lbs (9.60 + 1.1[...]

Setup 8 3A2257C Connecting Lube Lines to Pump: Suction, Gravity and Pressur e Fed Pump Models Only NO TE: The lube line ref ers to the outlet line supplying lubricant to the lubr ication points. 1. Apply th read sealant (user supplied ) to lube line f it- ting. 2. Connect lube line to pump out let (6), (F IG . 8)(also see pages 15 and 16). 3. T orq[...]

Setup 3A2257C 9 3. For Suction Fed and Gravity Fed models onl y: With the lubricator oper ating, count the dr ops from the drip tube (4) falling into the sight w ell (2) fo r one minute . The number of drops seen f a lling in the sight well equals the amount of oil discha rged by the pump . See Specifi- cations , page 10 f or additional inf or mati[...]

Specifications 10 3A2257C Specifications Ta b l e 1 Drops per Stroke T able Section of T able A pplies to Suction and Gra vity Fed Models Only • Allow able viscosity range independent of te mperature: 80-50 00 SUS. • Strok es/Minute - Maxim um - 50; Minimum - 3 • Strok e Length - Maximum 1/ 2 inch (12.7 mm) † Ref er to your manuf acturer’[...]

Troubleshooting 3A2257C 11 T roub leshooting * Oil le vel in sight well will rise and f all dur ing nor mal operati on. If condition persis ts refer to Cause/ Solution sections. I Prob lem Cause Solution Pump does not flo w Pump stroke is adjusted to zero . Adjust pump stroke f or desired out- put. See page 8. Pump outlet is plugg ed. Clean/flush p[...]

Maintenance 12 3A2257C Maintenance Sight W ell Fills With Oil The oil le vel in the sight well (2) will rise and fall slightly during pump operation . Should the oil le vel in t he sight well rise abov e the dr ip tube (4): 1. Remove the sight well plug ( 1). 2. Allow the pump to continue to opera te until the oil le vel has dropped belo w the drip[...]

Technical Data 3A2257C 13 Te c h n i c a l D a t a * Sensor output will open at 10 0-200 psi (0.68 MP a, 6.89 bar). Suction, Gravity Pressure Fed Bo x Lubricator Pump or Shaft Rota tion Alarm Pump Maximum W orking Pressure US Metric All 3/16” Piston Models 7500 psi 51.7 MP a, 517 bar All 1/4” Piston Models 6000 psi 41.4 MP a, 414 bar All 3/8”[...]

Technica l Data 14 3A2257C Pump Dimensions Dimension Inches mm A 3.10 76.20 B 1.97 50.04 C 0.50 12.70 D Pump Min. 2.58 Pump Max. 3.18 Pump Min. 65.53 Pump Max.78.23 E5 . 3 7 1 3 6 . 4 0 F Min. 4.14 Max 4.90 Min. 105.20 Max 124.50 G 1.50 38.10 H 0.50 12.70 J 0.50 12.70 K 0.39 9.90 L 0.92 23.37 M 0.28 7.11 N 5.40 13 7.20 P 3.85 97.79 R 10.13 257.18 K[...]

Technical Data 3A2257C 15 Gravity Fed Pressure Fe d Inlet P A Outlet C D Outlet Inlet A B C D[...]

Technica l Data 16 3A2257C Suction Fed Outlet C D A P N Inlet[...]

Technical Data 3A2257C 17 Alarm Pump C D P N Inlet R Retur n to Reser v oir 1/4 NPT Sensor Output[...]

All written and visual data con tained in th is document reflects the late st product information available at the time of pu blica tion. Graco reserves the right to make changes at any time without notice. For patent information, see www.graco.com/pate nts. Original instructions. This manua l contains English. MM 3A2257 Graco Headquarters: Minneap[...]