Troubleshooting - Benchmark BW4400 Mode D'emploi

8. TROUBLESHOOTING

Problem Possible Cause
Engine will not No gasoline
start
Engine oil low
Choke is in the incorrect
Water pressure built up
Spark plug cap
Fouled spark plug
Engine hard to Stale fuel or water in fuel
start
Engine lacks Choke in the Start position
power and
Dirty air filter
vibrates
excessively
Engine loses Engine speed too low
power when
load is added
Not reaching Low pressure black
high pressure
Low water supply
Water supply is restricted
Water inlet filter is
Nozzle obstructed
High pressure hose is too
position
after two recoil pulls
disconnected
detergent nozzle is
attached
clogged
long
Solution
Add fuel
Add engine oil
Move choke to the Start
position
Squeeze the trigger after
each failed recoil start to
release the pressure
Connect spark plug cap
Replace spark plug
Drain fuel and refill with
fresh gas
Move choke to the Run
position
Clean air filter
Move throttle to full power
(rabbit icon)
Remove and attach a high
pressure nozzle
Water supply must be
from a 3/4" diameter hose
minimum
Check hose for leaks, kinks,
or blockages. Ensure the
water supply tap is all the
way open.
Remove filter and rinse in
warm water. Reinstall.
See nozzle cleaning
instructions
Max high pressure hose of
100 feet (30m)
38
BW SERIES