Knapsack Sprayers: Routine Operator Checklist
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| GENERAL CONDITION | |
| Clean | |
| No apparent damage | |
| Strap fixing points secure | |
| FILL WITH WATER | |
| Will straps take weight? | |
| Is sprayer stable when filled? | |
| LEAKAGE CHECK | |
| Check for leaks, upright and on side | |
| FUNCTION CHECK | |
| Check pressure relief valve to maximum limit | |
| Spray Out - Is cut-off valve working? | |
| Is spray pattern correct? | |
| Is nozzle undamaged? | |
| Is nozzle flow rate within 5% of manufacturer's stated output? |
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| FOLLOWING USE | |
| Rinse with detergent | |
| Rinse twice with water, flush out through lance | |
| Clean nozzle and all filters in water with soft brush | |
| Clean outside of tank and straps | |
| Follow disposal procedure for rinsings | |
REMEMBER: CHECK THE CALIBRATION AND RECORD THE INFORMATION |
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