Craftsman 99016 Troubleshooting Manual

Pump has following problems: failure to produce pressure, erratic pressure, chattering, loss of pressure, low water volume.

1. Water inlet is blocked.
2. Inadequate water supply.
3. Garden hose is kinked or leaking.
4. Clogged water inlet screen.
5. Water supply is over 100°F (38°C).
6. High pressure hose is blocked or leaks.
7. Nozzle is obstructed.
8. Pump is faulty.

1. Clear inlet.
2. Provide adequate water flow.
3. Straighten garden hose or replace if leaking.
4. Check and clean water inlet screen.
5. Provide cooler water supply.
6. Clear blocks in high pressure hose or replace hose.
7. Clean nozzle.
8. Take unit to qualified service dealer for possible repair.

Unit fails to start when spray gun trigger is squeezed.

1. Water supply is not turned on.
2. Unit is not turned on.

1. Turn on water supply.
2. Press the power cord GFCI button. Indicator light must illuminate and remain on to operate unit. Once light is on turn the master ON/OFF switch to the ON (I) position by pressing the left side of switch.
3. Use only 50 ft. (15.24 m) maximum garden hose.

Detergent fails to mix with spray.

1. High pressure spray tip installed.

1. Replace with white tipped spray tip.