YAMADA SKR-110A50 Instruction

YAMADA SKR-110A50 Instruction

Grease lubricator

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Doc. No.
OSA 010U-02
INSTRUCTION
GREASE LUBRICATOR
SKR- 110A50 MODEL No.880631
WARNING
Prior to operating this pump, be sure to read this operation manual for safety. After reading the manual, please
keep it on hand for future reference.

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Summary of Contents for YAMADA SKR-110A50

  • Page 1 Doc. No. OSA 010U-02 INSTRUCTION GREASE LUBRICATOR SKR- 110A50 MODEL No.880631 WARNING Prior to operating this pump, be sure to read this operation manual for safety. After reading the manual, please keep it on hand for future reference.
  • Page 2: For Safe Operation

    - Preface Thank you for purchasing a Yamada Pump. This machine is a portable type lubricator that is indispensable for grease lubrication for machines and vehicles. This lubricator cannot be used for oil lubrication. The applicable grease is limited to a type of NLGI No.2 or less in the normal operating conditions.
  • Page 3: Precautions On Use

    - Precautions on Use The following warnings and cautions are very important. Be sure to observe them. WARNING - If the material handled come into direct contact with or is splashed over your body, it could be harmful to the eye or skin. Be sure to check the material handled, and when you work with it, put on a protective gear (protective mask, glasses, safety gloves, etc.) depending on the degree of danger.
  • Page 4: Table Of Contents

    5.3.1 Separating the air motor from the lower pump ..............5.3.2 Disassembling and inspecting the lower pump ............... 6. Parts Disassembly Drawing and Parts List 6.1 SKR-110A50 (880631) ......................10 6.2 Grease Gun (851985) ......................10 6.3 Pump Ass’y (851779) ......................11 Pump Specifications 7.1 Engineering Data .........................
  • Page 5: Names Of Parts

    1. Names of Parts 1.1 Names of Parts 1.2 Contents of Package The main devices and the accessories are packed in different cases. Open the top part of the corrugated fiberboard case and check if the devices and cabinet are not damaged and if accessories are all contained in the package.
  • Page 6: Principles Of Operation

    2. Principles of Operation The Yamada Air-powered Pump is a reciprocating type that is driven by compressed air. The pump consists of an air motor to drive the pump and a lower pump to draw up the material as shown in the figure at right.
  • Page 7: Preparations Before Operation

    3. Preparations before Operation 3.1 Setting a Pail (Fig. 1) 1) Release the 3 clasps on the top of the cabinet upward, and the lid can be removed together with the pump. 2) Take out the follower plate in the cabinet. <Note>...
  • Page 8: Operating The Equipment

    3.3 Operating the Equipment CAUTION - The maximum supply air pressure of this machine is 0.7 MPa. Using the machine with a supply air pressure exceeding this limit will lead to death or bodily injury or physical damage due to machine breakage.
  • Page 9: How To Operate The Machine

    4. How to Operate the Machine CAUTION - The supply air pressure should be 0.7 MPa or less. If the primary pressure is more than 0.7 MPa, adjust the pressure to 0.7 MPa or less. Fig. 6 - After the end of daily work or when the machine is not operated for a long time, be sure to shut off the supply air and bleed the internal pressure of the pump, hose, and gun.
  • Page 10: Troubleshooting And Corrective Measures

    5. Maintenance and Inspection 5.1 Troubleshooting and Corrective Measures If the pump operation becomes unstable or trouble is caused to its grease discharge during operation, make a check according to the following procedure. Symptom Cause Contents of inspection and corrective measures The pump cannot be Check if the air regulator Check if the valve in the...
  • Page 11: Maintenance And Inspection

    5.2 Maintenance and Inspection For lubrication of the pump, perform oiling once every 10 days with lubricating oil. (Fig.9) Apply the lubricating oil as following. Fig. 9 1) Remove the air regulator. 2) Inject a few drops of lubricating oil (approx. 0.5 mL) into the air supply port as shown in the figure at right.
  • Page 12: Disassembly And Assembly

    5.3 Disassembly and Assembly When the pump operation becomes defective or stops, do not disassemble the pump thoughtlessly but judge the condition carefully by referring to the item pertaining to <Troubleshooting and Corrective Measures>. The air motor that is not brought into direct contact with the material becomes defective rarely, so it does not need to be disassembled.
  • Page 13: Disassembling And Inspecting The Lower Pump

    5.3.2 Disassembling and inspecting the lower pump 1) Fix the suction tube on the vise and set a pipe wrench on the booster cover. Unscrew the suction tube and remove the spring pin, nut, and shovel. (Fig. 11) 2) Likewise, set a pipe wrench on the valve case and unscrew it.
  • Page 14: Parts Disassembly Drawing And Parts List

    6. Parts Disassembly Drawing and Parts List 6.1 SKR-110A50 (880631) Parts No. Descriptions Q’ty 851779 Pump Ass’y 851985 Grease gun 695034 Hi-pressure hose 800431 Check valve 830112 Clasp 701747 680710 Snap pin 830745 Cabinet 830746 Base frame 682925 Air regulator...
  • Page 15: Pump Ass'y (851779)

    6.3 Pump Ass’y (851779) Parts No. Descriptions Q’ty 802497 Air motor Ass’y 632773 Spring pin 710745 Conn. rod 710736 Socket 710619 Piston 771367 Back-up ring 682926 O-ring 710737 Connecting rod 802499 Plunger Ass’y 632032 Cotter pin 710739 Cylinder 682922 O-ring 701600 Valve stopper 710620...
  • Page 16: Pump Specifications

    7. Pump Specifications 7.1 Engineering Data Type SKR-110A50 Model No. 880631 Pump ratio 50 × 1 Discharge port G 1/4 Material connection Suction port - Air connection Air inlet G 1/4 Operating range Supply air pressure 0.3 ~ 0.7 MPa 0.3~0.7 MPa...
  • Page 17: Limited Warranty

    8. Limited Warranty ● If an abnormality occurs during normal operation in accordance with the operating instructions and other operating cautions within the warranty period (12 months after date of purchase) that can be attributed to a manufacturing defect, the defective parts of this product will be serviced or the product will be replaced free of charge. However, this warranty will not cover compensation for incidental damage or any malfunction listed below.
  • Page 18 YAMADA CORPORATION INTERNATIONAL DEPARTMENT 1-1-3 Minami Magome, Ohta-ku, Tokyo 143-8504, Japan PHONE : +81-(0)3-3777-0241 : +81-(0)3-3777-0584 YAMADA EUROPE B.V. AQUAMARIJNSTRAAT 50, 7554 NS HENGELO (O), THE NETHERLANDS PHONE : 31-(0)-74-242-2032 : 31-(0)-74-242-1055 201109 OSA010U...

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