OTC MST6914 Fuel Filter Wrench User Manual
- June 9, 2024
- OTC
Table of Contents
Form No. 550920
6914
6915
Operating Instructions for:
Davco Fuel Filter Wrench
Applications : No. 6914 fits Davco Filter Model Nos. 232, 233, and 234
No. 6915 fits Davco Filter Model Nos. 382 and 384
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Use No. 6914 or 6915 Davco Fuel Filter Wrench to loosen and remove the vent cap.
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Open the drain valve to drain fuel from the filter assembly. Close the drain valve.
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Use No. 6914 or 6915 Davco Fuel Filter Wrench to loosen and remove the collar.
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Remove the cover.
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Remove the filter and grommet assembly, as well as the o-ring on the cover, and the o-ring on the vent cap. Dispose of these items according to the laws in your jurisdiction.
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Install the new filter and grommet assembly. Install the new o-rings on the cover and vent cap.
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Install the cover and hand tighten the collar.
CAUTION: Using the wrench to tighten the collar may cause damage to the cover. -
Fill the filter assembly with clean fuel through the vent in the top of the cover.
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Install and hand tighten the vent cap.
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Start the engine and allow it to idle until stabilized and at operating temperature.
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While the engine is idling, slowly open the vent cap ½ to 1 turn. The fuel level in the filter assembly will begin to drop.
When the fuel level reaches to about one inch above the collar, hand tighten the vent cap.
CAUTION: To prevent personal injury, wear eye protection that meets ANSI Z87.1 and OSHA standards.
Sheet No. 1 of 1
Issue Date: Rev. A September 22, 2008
655 Eisenhower Drive
Owatonna, MN 55060-0995 USA
Phone: 507-455-7000
Tech. Serv.: 800-533-6127
Fax: 800-955-8329
Order Entry: 800-533-6127
Fax: 800-283-8665
International Sales: 507-455-7223
Fax: 507-455-7063