FAQs: Air Motors
Q: What oil should be used?
A: Gast air motors require a 10 wt detergent oil; Gast AD220. If you do not have this oil 10w30 detergent oil may be substituted.
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Q: How much oil should be used?
A: One drop of oil for every 50 cfm of air used consumed.
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Q: How close should the lubricator be?
A: Gast recommends a filter, regulator and lubricator be placed within twenty inches of the air motor.
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Q: What line size should be used for Gast air motors?
A: The air line should be the same size or one size larger than the port.
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Q: Can an air motor be mounted in any position?
A: The Gast air motor can be mounted in any position.
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Q: Does Gast offer a repair kit for air motors?
A: Yes, Gast repair kits are available for most stock air motors.
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Q: What is in an air motor repair kit?
A: Most kits contain bearings, vanes, gaskets, filters and a maintenance manual.
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Q: What is the difference between a four vane and eight vane air motor?
A: An eight vane air motor is used when minimum speed is required or in inching applications.
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Q: Does Gast offer a non-lubricated air motor?
A: Yes, non-lubricated air motors are available in most sizes.
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Q: Does Gast offer a line of gear reducers?
A: Yes, a full line of gear reducers are available.
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