Graco 3A2257C- User Manual
Graco 3A2257C– User Manual, read for free online in PDF format. We hope this helps you resolve any issues you may have. If you have further questions, please contact us through the contact form.
Table of Contents:
- Page 2 – Warnings; WARNING
- Page 4 – Pressure Relief Procedure; Installing the Pump; Grounding; Mounting Pump
- Page 5 – Setup
- Page 6 – Suction Fed Models (F; Gravity Fed Models (F
- Page 7 – Pressure Fed Models (F
- Page 8 – Adjusting the Pump
- Page 9 – Calculating Output Capacity
- Page 10 – Specifications; Table 1
- Page 11 – Troubleshooting
- Page 12 – Maintenance; Sight Well Fills With Oil
- Page 13 – Technical Data
- Page 14 – Pump Dimensions
- Page 15 – Gravity Fed; Pressure Fed
- Page 16 – Suction Fed
- Page 17 – Alarm Pump
- Page 18 – Graco Standard Warranty; Graco Information
Instructions
GBL 7500 Box Lubricator
Pump
GBL Shaft Rotation/Low Level
Alarm Pump
3A2257C
EN
GBL 7500 Box Lubricator Pump: Fully enclosed, self-lubricating, precision, metering pump
capable of pumping small flows of either mineral or synthetic oil to machinery injection
points. For professional use only.
GBL Shaft Rotation/Low Level Alarm Pump: Fully enclosed, self-lubricating, precision,
alarm pump capable of sensing shaft rotation and oil low level. For professional use only.
3/16” models: 7500 psi (51.7 MPa, 517 bar) Maximum Working Pressure
1/4” models: 6000 psi (41.4 MPa, 414 bar) Maximum Working Pressure
3/8” models: 3500 psi (24.1 MPa, 241 bar) Maximum Working Pressure
Alarm Pump: 200 psi (1.4 MPa, 14 bar) Maximum Working Pressure
Models:
Suction Models
•
24J391 - 3/16”
•
24J392 - 1/4”
•
24J393 - 3/8”
Gravity Models
•
24J394 - 3/16”
•
24J395 - 1/4”
•
24J396 - 3/8”
Pressure Models
•
24J397 - 3/16”
•
24J398 - 1/4”
•
24J399 - 3/8”
Alarm Pump Model
•
24K466
Important Safety Instructions
Read all warnings and instructions in this
manual. Save these instructions.
Suction Model Shown
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Summary
Warnings 2 3A2257C 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 manua...
Warnings 4 3A2257C Pressure Relief Procedure 1. Stop lube pump. 2. If installed, close oil supply valve located upstream from pump. 3. If installed, open drain valve located downstream from the pump. 4. Slowly crack open fluid line fittings to relieve pres-sure. Installing the Pump Grounding Ensure ...
Setup 3A2257C 5 b. For all installations (whether the tube needs to be trimmed or can be used without trimming), 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 inside the reser-voir. 5....
