Ordinary sprayer: 1. The handle is not working. When the handle is compressed, if the pump is running or not working, the cup is usually shrink, hardened or damaged, so you should remove the oil or replace the new one. 2. Poor atomization. When the spray breaks, water and gas are ejected at the same time. The reason is that the outlet pipe in the barrel is welded and detached. It can be removed by soldering. If the spray is not conical, the nozzle is blocked and the nozzle hole is not round. , can remove the debris in the nozzle, replace the nozzle piece. 3, multi-party leaking. The leakage of the spray bar, the reason is the welding off the weld or cracks, welding or replacement should be repaired; leaks at each joint, is the switch cap loose; sealing ring Damage, switch core sticking, can take tightening, replacement, cleaning, refueling. Mist sprayer: 1, start the trapped. The float chamber due to the machinery for a long time to use not to cause oil accumulation is not smooth, should be cleaned before use, to ensure the smooth flow of the oil. 2, after starting to stop. Most of the reasons are the ignition system of platinum Contact loose, stained or ablative, can use zero sand paper or assorted razor, flush the platinum surface stain flat wipe, and adjust the platinum point gap. 3, cylinder pressure is insufficient. Due to greater wear and tear, can be replaced with new Piston rings, pistons, or cylinders.