31HARDI® FOAM MARKER STANDARD VERSIONFoam drops will not last. a. Not enough foam concentrate.b. Incorrect adjustment on control box.c. Water too hard (Add water softener).d. Environmental conditions.e. Dropper screen missing.Foam too wet a. Air leak in pressure line.b. Not enough foam concentrate.c. Control box adjusted all the way down.d. Solenoid valve not working.e. Faulty control module.f. Kinked hoses.Keeps blowing fuses. a. Reversed polarity.b. Short in electrical wire.c. Faulty compressor.d. Faulty control module.e. Poor wiring connections.f. Incorrect fuse.PROBLEM CAUSE12.0 TROUBLE SHOOTING (cont.)

Hardi FOAM MARKER Standard Operator's Manual