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Summary of Contents for SKF GSJB
- Page 1 Installation and operation manual Motor-driven pump unit GSJB Version Date of issue November 2014 Publication number 951-130-189 Languages Country/Countries ...
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Page 3: Table Of Contents
Pump element ....17 © SKF Or an SKF Service Centre, the addresses of Mounting the pump elements . . . 18 which are given on our website: Level monitoring . -
Page 4: Safety Instructions
Other use or use beyond this pur- pose is considered unintended. Products of SKF must not be used in These instructions must be read In addition to the information pro- conjunction with substances and mixtures... - Page 5 Authorized personnel Danger relating to electric Danger relating to system current pressure The products described in the installation instructions may only be installed, operated, maintained, and repaired by qualified ex- The electrical connection for the described perts. Qualified experts are persons who product may only be established by qualified, have been trained, instructed, and familia- instructed persons who have been autho-...
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Page 6: Lubricants
Should there be a need to use the product to convey media other than lubricants or ha- zardous substances, this must be discussed with SKF first and the company must give express written permission. The intended use of this product is for the... - Page 7 (or maintenance person) who must You can request an overview of lubricant finally select the appropriate lubricant, with tests offered by SKF from our Service Center. the help of the lubricant supplier. When se- lecting a lubricant, the type of bearing/wear...
- Page 8 Only lubricants that have been Lubricants can contaminate the reasons. For example, some synthetic lubri- approved by SKF for use with the pro- ground and watercourses. Lubricants cants are not compatible with elastomers. duct may be used. Unsuitable lubricants...
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Page 9: Versions
Lubricants are hazardous substance. It is essential to respect any safety instructions given in the lubricant safety data sheet. You Motor-driven pumps GSJB are available in can ask the manufacturer of the lubricant for different designs. They differ in their electri- the material safety data sheet. - Page 10 Table 1 Motor-driven pump unit GSJB Order No. Reservoir Grease, NLGI grade Min. Power supply Voltage Frequency capacity level [Hz] 000, 00, Single three- [kg] 0 and 1 phase phase GSJB0-2K+428 • • • GSJB0-2K+140 • • • 230/400 GSJB0-2K1+428 •...
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Page 11: Design
Design Figure 1 shows the essential design of the motor-driven pump unit GSJB. The lubricant reservoir is located on the Min. level switch pump housing. It is equipped with a stirrer in order to homogenize the grease. There is a... - Page 12 GSJB0-2K+... GSJB0-6K+... ~ 346 Ø 224 ~ 326 Ø 184 4 holes Ø6,5 at 90° 45° on a circle Ø85 4 holes Ø6,5 at 90° 45° on a circle Ø85...
- Page 13 GSJB0-2K1+... GSJB0-6K1+... ~326 ~346 Ø184 Ø 4 holes Ø6,5 at 90° on a circle Ø85 4 holes Ø6,5 at 90° on a circle Ø85 45° 45°...
- Page 14 GSJB0-2K5+... GSJB0-6K5+... ~ 346 ~ 326 Ø Ø 4 holes Ø6,5 at 90° 45° on a circle Ø85 4 holes Ø6,5 at 90° 45° on a circle Ø85...
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Page 15: Function
Function Control (manometer, pressure switches, flow indicators) and safety devices (over- When the motor-driven unit is switched on, pressure valve) have to be independently the primary shaft is driving via a reduction installed on every line in regard to the requi- gear (1/100) a vertical shaft, on which an rements and surrounding conditions of eve- eccentric is mounted. -
Page 16: Installation
(† fig. 2) Ø85 accessible. The motor-driven pump unit GSJB can The main lines to the lubrication points also be mounted on the vertical wall with the should be laid with an upward inclination if support plate GSJ1096 († fig. -
Page 17: Pump Element
Pump element Fig. 4 The pump element type GS100.8._ is made of two different pistons: the valve piston and the pumping piston. The pump piston is buil- ding up the pressure inside the pump ele- ment. It is actuated (to-and-fro movement) by the eccentric as the heel of the piston is inserted into the groove of the eccentric. -
Page 18: Mounting The Pump Elements
GSJB unit. to bodily injury or damage of the unit. There are six outlet ports radially placed around the GSJB pump unit housing. The pump element can be mounted in one of these ports. It is directly connected to the ec- centric by the groove. -
Page 19: Level Monitoring
It is in- safety reasons. tegrated to the cover of the reservoir. GSJB units can also be fitted with a mini- • For 2 kg reservoir, connection with 3 leads mal level switch. cable. - Page 20 Greases NLGI grade 2 Level switch The level switch used here is designed as REED rocker switch and is integrated in the bottom of the reservoir. A magnetic rocker mounted on the agitator is turned downward by the grease resistance when the reservoir is full. Every time the agitator rotates a pulse is ge- nerated.
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Page 21: Commissioning
Commissioning Adjusting the discharge volume Before starting the pump unit check if all connections have been well mounted and To adjust the pump element flow rate you tightened. need a 4 mm key for hexagon socket screw. In order to make the pumping element A pumping element type GS100.8._ can priming easier, do the following: deliver from 0 to 0,15 cm... -
Page 22: Reservoir Filling
Reservoir filling Fill the reservoir with lubricant free of air bubbles. Do not start the pump unit without being sure there is no air left in the reservoir. Only authorized lubricants for the pump type may be supplied. Unsui- table lubricants could lead to the pump failing and possibly severe properly da- mage and personal injury. -
Page 23: Maintenance
Installation, maintenance, The motor-driven pump GSJB is for the and repair work may only be carried out most part maintenance free. To ensure it by qualified experts on a product that is works properly, however, please regularly not connected to a power supply. -
Page 24: Failures
Table 1 gives an overview of possible malfu- Failure Possible cause Solution nctions and their causes. If you are unable to rectify the malfunction, please contact SKF Service Center. Not outflow at the Electrical causes Check the motor power supply... -
Page 25: Technical Data
Technical data Technical data Motor-driven pump unit Number of outlets 1 to 6 Flow rate per outlet 0,75 to 2,25 cm /min Pressure max. 150 bar Operating temperature -10 to +40 °C Lubricant grease up to NLGI grade 2 Outlet connector, orientable 1/4 BSP Refill connector cone-shaped grease nipple DIN 71412 filling port G1/4... - Page 26 Technical data (continued) Minimal level switch, greases grade 000, 00 and 1 Type PNP NO the contact opens once the min. level has been reached Voltage max. 10 to 30 V DC Current 6 to 12 mA Minimal level switch, grease grade 2 Function mechanical potential free Reed switch...
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Page 27: Spare Parts
Pumping element, piston Ø8, tube connection Ø8 (flow rate from 0 to 0,15 cm /stroke) GSJ1115-RE Outlet plug HC – M20×1,5, with washer GSJ1096 Support plate for motor-driven pump unit GSJB 177-300-113 Level switch (minimal), capacitive proximity switch (for 2 kg reservoir) 177-300-115 Level switch (minimal), capacitive proximity switch (for 6 kg reservoir) 179-990-371 Socket for minimal level switch ;... -
Page 28: Shutdown
Comply with the instructions from the chap- You can find a list with current addresses ter Transport and Storage if the GSJB unit is of the SKF Service Centers on the Internet to be at a standstill for a longer period of time. - Page 30 Tel. +33 (0) 247 403 087 lubrication-france@skf.com www.skf.com/lubrication ® SKF is a registered trademark of the SKF Group. © SKF Group 2014 The contents of this publication are the copyright of the publisher and may not be reproduced (even extracts) unless prior written permis- sion is granted.
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