Gravely 986001 Manual Del Operador página 23

PROBLEM
Engine hard to start
Engine lacks power
Detergent fails to mix with spray
Pump doesn't produce pressure
Machine doesn't reach high pressure Diameter of garden hose is too small.
High pressure hose and/or trigger
handle will not disconnect
TROUBLESHOOTING
CAUSE
Water in gasoline.
Weak spark at spark plug.
Recoil starter rope is difficult to pull.
Dirty air filter.
Dirty fuel filter.
Lubricant level is too high or too low.
Air in line causing idle down feature to per-
form incorrectly.
Idle down cable is disconnected.
Detergent injection hose is not properly
submerged.
High pressure nozzle attached.
Detergent injection hose is clogged/
kinked.
Chemical injector is clogged.
Low pressure nozzle installed.
Inadequate water supply.
Trigger handle leaks.
Nozzle is clogged.
Pump is faulty.
Air in line.
Water inlet clogged.
Hose is leaking.
Kink in hose.
Choke in open position.
Water supply is restricted.
Not enough inlet water.
Wrong nozzle attached.
Not enough power.
Water pressure is present in hose.
Page 19 — English
SOLUTION
Drain entire system and refill with fresh fuel.
Contact authorized service center.
Pull trigger to release water pressure.
Clean or replace air filter.
Contact authorized service center.
Add or drain lubricant as needed until the
proper level is reached.
With engine off, squeeze trigger until water
comes out to remove air from line.
Contact authorized service center.
Insert detergent injection hose into detergent
container.
Soap Blaster
Use ™ Nozzle to apply detergent.
Remove or replace detergent injection hose.
Clean or replace injector.
Replace with high pressure nozzle.
Provide adequate water flow.
Check connections and/or replace trigger
wand.
Clean nozzle.
Contact authorized service center.
Squeeze trigger on trigger handle to remove
air from line.
Clean inlet screen.
Replace hose.
Eliminate kinks in hose.
Move choke to closed position.
Replace with 3/4 in. garden hose.
Check garden hose for kinks, leaks, or block-
ages; clean inlet screen.
Open water source full force.
Attach high pressure nozzle.
Increase engine speed.
Pull trigger to release water pressure.