Dean SM20 GM Installation & Operation Manual

Dean SM20 GM Installation & Operation Manual Manual pdf 39 page image

SUPER MARATHON SERIES GAS FRYERSCHAPTER 6: TROUBLESHOOTING6-16.1 GeneralDANGERHot cooking oil/shortening will cause severe burns. Never attempt to move thisappliance when filled with hot cooking oil/shortening or to transfer hot cookingoil/shortening from one container to another.The problems and possible solutions covered are those most commonly encountered. Totroubleshoot, perform the test set-up at the beginning of each condition. Follow each step insequence.6.2 Pilot Burner MalfunctionA. Pilot will not ignite. No evidence of gas at pilot burner.1. Check that gas valve is open and gas is present at the gas valve.2. Check pilot burner orifice for dirt or lint.3. Remove pilot burner gas-supply line and check for contamination; blow out if necessary,then reinstall.B. Pilot burner ignites but will not remain lit when gas valve manual knob is released (Non-CE),or the pilot button is released (CE).1. Check that thermocouple lead is properly screwed into thermocouple connection bushingon gas valve.2. Remove end of thermocouple lead from thermocouple connection bushing and clean withfine sandpaper or emery cloth.3. Pilot flame may be too high or too low. Adjust pilot flame adjustment screw so that pilotflame extends about ¾-inch (22-mm) above the top of the pilot burner.4. Check all connections for cleanliness and security.C. Pilot flame of proper size, but is unstable. Flame wavers and does not envelope thethermocouple completely at all times.1. Check for drafts that might be caused by air conditioning equipment or make-up airapparatus. Turn air-moving equipment off and recheck the pilot.