Troubleshooting - Troy-Bilt 020676 Operator's Manual

Troubleshooting

Problem
Pump has following problems:
failure to produce pressure,
erratic pressure, chattering, loss
of pressure, low water volume.
Detergent fails to mix with spray.
Engine lacks power; will not
start; starts and runs rough or
shuts down during operation.
For all other issues, see a Briggs & Stratton Authorized Dealer.
Cause
1. Low pressure spray tip installed.
2. Water inlet is blocked.
3. Inadequate water supply.
4. Garden hose is kinked or
leaking.
5. Clogged water inlet screen.
6. Water supply is over 100°F
(38°C).
7. High pressure hose is blocked
or leaks.
8. Spray gun leaks.
9. Spray tip is obstructed.
1. Detergent siphoning tube is
clogged or cracked.
2. High pressure spray tip
installed.
3. Check ball stuck in detergent
siphoning system.
1. Engine rocker switch set to
OFF (0) position.
2. Low oil level.
3. Dirty air cleaner.
4. Out of fuel.
5. Stale fuel.
6. Spark plug wire not connected
to spark plug.
7. Bad spark plug.
8. Water in fuel.
9. Cold engine start.
Correction
1. Replace with high pressure
spray tip.
2. Clear inlet.
3. Provide adequate water flow.
4. Straighten garden hose, patch
leak.
5. Check and clean water inlet
screen.
6. Provide cooler water supply.
7. Clear blocks in outlet hose.
8. Replace spray gun.
9. Clean spray tip.
1. Clean or replace detergent
siphoning tube.
2. Replace with low pressure
spray tip.
3. Unstick check ball as described in
Detergent Siphoning Check Ball.
1. Set engine rocker switch to
ON (I) position.
2. Fill crankcase to proper level.
3. Clean or replace air cleaner.
4. Fill fuel tank.
5. Drain fuel tank; fill with fresh fuel.
6. Connect wire to spark plug.
7. Replace spark plug.
8. Drain fuel tank; fill with fresh fuel.
9. Allow engine to warm up before
operating.
21