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User and maintenance instructions Metering control valve Model 3866, 3867, 3868 and 3942 series “A” Date of issue March 2023 Form number 404123 Version...
Contents Safety* Explanation of signal words for safety Specifications Operation Troubleshooting meter Parts list Individual parts breakdown Warranty Indicates change...
Safety* Explanation of signal CAUTION Do not operate equipment without words for safety wearing personal protective gear The assembly must be installed, maintained Wear eye protection Protective and repaired exclusively by persons familiar equipment such as dust mask, non-skid with the instructions safety shoes, hard hat, or hearing pro- NOTE...
S A E 5 to limit pressures caused by thermal 50 weight motor oil, S A E 80 to 240 weight expansion Please contact local Lincoln gear oil and antifreeze fluid (ethylene glycol) distributor and refer to manual 430260...
Troubleshooting meter Possible cause Corrective action No material flow Check pump Check air supply Check for obstruction in supply hose Check screens Leaking at handle trigger assembly Check o-rings on cam Check flow rate and meter pressure Partial material flow Check screens Leaks after shut-off Check valve seat assembly in handle for foreign particles...
Parts list Item Description Part Quantity Item Description Part Quantity Lock pawl 69304-13 Quad ring 68410-4 Lockbar 69304-5 69304-2 E-ring 69304-14 Trigger assembly 69304-4 Lock pawl spring 69304-12 Hand guard 69304-24 Screw 70457-7 Adapter 243175 Washer 69304-23 O-ring 243176 Clutch roller 66871-4 Screen 68410-27...
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Fig. IPB 2 Models 3866, 3867 and 3942 Tighten to 30 to 40 ft lb (40,6 to 54,3 Nm) maximum Tighten to 60 to 80 in lb (6,7 to 9 Nm) maximum Dial totals: 16 quarts (12 liters), Graduation: quart (1 liter). CAUTION CAUTION ...
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Fig. IPB 3 Model 3868 13 14 Tighten to 30 to 40 ft lb (40,6 to 54,3 Nm) maximum Tighten to 60 to 80 in lb (6,7 to 9 Nm) maximum CAUTION If meter is mishandled, the lock bar (7) can become bent and screw may fail to contact lock pawl (6) If this happens, the meter will not shut off at preset amount,...
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