No blast air flow when the blast control switch is engaged. The water pump cycles while the blast control is engaged
No blast air flow when the blast control switch is engaged. The water pump DOES NOT cycle while the blast control switch is engaged
The blast hose recoils heavily when the blast control switch is engaged. Large slugs of abrasive and water are ejected from nozzle.
While in BLAST mode with the blast control switch engaged, air is flowing from the nozzle, but little or no abrasive is flowing from the nozzle