Troubleshooting, Pump – BE Pressure supply 270cc Honda GX270 B389HC User Manual
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troubleshooting
PUMP
Problem
Causes
Correction
No low pressure
detergent delivery
1. Using wrong nozzle
2. Siphon hose or filter is plugged
1. Insert black soaper nozzle
2. Unplug siphon hose
Unit does not reach
required pressure
1. Restricted or insufficient water supply
2. Unsuitable or worn out nozzle
3. Regulator set too low
1. Check supply hose, faucet and inlet water
filter. Must be connected to water source
which provides 6GPM
2. Replace nozzle
3. Reset unloader by turning knob
(clockwise increases pressure)
Thermal Relief Valve is
open and discharging
water from side of pump
1. Water temperature is too high
2. Pump has operated more than 3 mins
without pulling trigger
1. Use cool water only.
2. Pull trigger at least 30 seconds every 3 mins
Leak in the fittings
1. Water leak in high pressure fittings, hose
or gun
1. Use teflon tape or pipe sealant to
tighten hose fitting, replace hose or gun
**If problem continues, take to your
pressure washer dealer
Pump oil is low?
1. Normal use consumes oil over time
1. To gauge the oil level, look directly into the
sight glass. Oil level should always be at
the center dot. Do not overfill replace
w/30W non detergent mineral oil
Oil is milky color
1. Seals have worn from us and water has
leaked in
1. Bring Unit local service center to have seals
replaced