Jet-Set JM-1000™
7
TROUBLE SHOOTING GUIDE
Problem
Probable Cause
Solution
Low pressure.
Worn, clogged, or oversized nozzle.
Clean or replace worn nozzle. Check nozzle size.
Clogged water inlet strainer.
Clean or replace strainers.
Inadequate water supply.
Make certain water supply valve is on fully. Make certain water
supply hose is at least 5/8” in diameter, in good condition, with
no kinks or damage, and is not longer than 50 ft.
Worn or damaged pump.
Replace pump.
Dirt or foreign particles in valve assembly.
Remove any dirt particles.
Air leak in inlet plumbing.
Locate air leak. Re-seal connection or replace damaged port.
Rough operation with loss of
pressure.
Restricted inlet plumbing or air leak in inlet
plumbing.
Repair clogged inlet fittings. Check supply hose and ensure
adequate water supply.
Damaged pump.
Replace any damaged pump parts and clean out any foreign
particles.
Clogged nozzle.
Clean or replace nozzle.
Water leakage at intake.
Worn pump.
Repair or replace pump.
Inadequate water supply to pump, creating a
vacuum lock.
Ensure adequate tap water supply. Clear inlet filter.
Short pump life.
Pump damaged by chemicals.
Repair or replace pump. Do not pump chemicals.
Running pump without water supply.
Do not allow jet to be run without proper water supply.
Hot water in pump.
Do not run in bypass for more than 5 minutes. Do not let water
supply exceed 90°F (32°C).
Irregular spray pattern.
Worn or partially clogged nozzle.
Clean or replace nozzle.
Pump cycles.
Fitting leaking downstream.
Tighten/replace fitting.
Clogged nozzle.
Clean or replace nozzle.