Safety Instructions These safety instructions are intended to prevent hazardous situations and/or equipment damage. These instructions indicate the level of potential hazard with the labels of “Caution,” “Warning” or “Danger.” They are all important notes for safety and must be followed in addition to International Standards (ISO/IEC) , and other safety regulations.
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Safety Instructions Caution 1.The product is provided for use in manufacturing industries. The product herein described is basically provided for peaceful use in manufacturing industries. If considering using the product in other industries, consult SMC beforehand and exchange specifications or a contract if necessary. If anything is unclear, contact your nearest sales branch.
VP4* * * * 50/VP4* * * * 70/VVP4* * * * 0 Series Precautions for 5 Port Air Operated Valve 1 1 1 1 Be sure to read before handling. 10. Extended periods of continuous energization Design / Selection If a valve will be continuously energized for an extended period of Warning time, the temperature of the valve will increase due to the heat...
VP4* * * * 50/VP4* * * * 70/VVP4* * * * 0 Series Precautions for 5 Port Air Operated Valve 2 2 2 2 Be sure to read before handling. 6. Operation in a low temperature condition Design / Selection Take appropriate measures to avoid freezing of drainage, Caution moisture etc.
VP4* * * * 50/VP4* * * * 70/VVP4* * * * 0 Series Precautions for 5 Port Air Operated Valve 3 3 3 3 Be sure to read before handling. Piping Lubrication Caution Caution 1. Preparation before piping 1. This valve needs lubrication. If lubrication is not provided or the amount of grease is insufficient, the friction resistance Before piping is connected, it should be thoroughly blow out with will increase in inverse proportion to the decrease of factory...
VP4* * * * 50/VP4* * * * 70/VVP4* * * * 0 Series Precautions for 5 Port Air Operated Valve 4 4 4 4 Be sure to read before handling. 5. If the volume of air leakage increases or the Operating Environment valve does not operate normally, do not use the valve.
VP4* * * * 50/VP4* * * * 70/VVP4* * * * 0 Series Specific Product Precautions 1 Be sure to read this before handling. b) Maximum size of crimped terminal (9) is up to Manifold Specification 1.25mm -3.5 for O type terminal, and up to 1.25mm 1.
Trouble shooting Check the cause of the failure starting from the cause which seems most likely, and implement countermeasures. Remedy Failure Cause ( Next page ) ① Pilot valve does not operate. Faulty wiring Operation failure ② Blown fuse or disconnection of lead wire ③...
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Remedy Remedy ① Connect the wires again correctly. ② Replace the part. ③ Replace the part or connect wires securely. ④ Replace pilot valve assembly. ⑤ Adjust pressure so that pilot pressure is within operating pressure range during opretation. - If the lubrication oil was incorrect, remove the oil by air blow and replace the valve. Lubricate with turbine oil class 1 (ISO VG32) after replacing the valve.
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