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Product Manual

ManualsBrandsSimpson ManualsOutdoor Power EquipmentWaterShotgun 5000 PSI at 5.0 GPM HONDA GX630 with COMET Triplex Pump Industrial Gas Pressure Washer
78910111213141516
6.0 Pump and Unloader Valve Diagnosis
NOITULOSESUAC ELBABORPMELBORP
.stleB ecalpeR.stleB nekorB.erusserP oN
naelC .retaw htiw VU hsulf ,.R.P.A evomeR.gnidnib metsys .R.P.A
A.P
.R. parts and replace.
.)retneC ecivreS( evlaV redaolnU dliubeR.puC-U notsiP nroW
Debris In Valves of Pump. Remove Valves and clean. Flush Manifold. Install
Inlet Water Filter.
Not Unloading. Leak in Gunvalve or Hose. Repair gun leak . Replace leaking or broken
hoses.
Debris or wear in Check Valve. Remove Check Valve parts and clean.
kcehc ecalper ro ,htolc yreme htiw ecafeR.gniR-O kcehC
valve.
Damaged Piston U-Cup.
Rebuild Unloader Valve (Service Center).
Low Pressure. Worn or Incorrect Nozzle Size. Replace Nozzle with proper size.
.stleb ecalper ro nethgiT.noisnet tleb reporpmI
Improper engine R.P.M. Adjust R.P.M. with Tachometer.
Inadequate water supply. Check supply. Clean or replace Inlet Water Filter.
Pulsation or Hoses Shaking. Inadequate water supply. Check supply. Clean or replace Inlet Water Filter.
Debris in valves of pump. Clean Debris from valves.
Install Inlet Water Filter
.
Worn high pressure packings. Install Plunger Seal Repair Kit.
Damaged manifold head. Check Manifold head for wear or cracks.
.tiK riapeR laeS regnulP htiw slaes ecalpeR.slaeS regnulP nroW.dlofinaM rednU kaeL retaW
Worn or damaged plungers. Check for wear or cracks. Replace.
Sand or dirt entering system. Check or install Inlet Water Filter. Do not use well
water.
.retliF retaW telnI dna ylppus retaw kcehC.yrd pmup gninnuR
.tiK riapeR laeS regnulP htiw slaes ecalpeR.slaeS regnulP nroW.liO pmuP ni retaW
Worn or damaged Plungers. Check for wear or cracks. Replace.
Sand or dirt entering system. Check or install Inlet Water Filter. Do not use well
water.
.retliF retaW telnI dna ylppus retaw kcehC.yrd pmuP gninnuR
.launaM s’renwO tlusnoC.hgih oot level liO.kaeL liO pmuP
.launaM s’renwO tlusnoC.epyt lio gnorW
.sregnulP ro slaeS regnulP degamaD.lio ni retaW
Engine R.P.M. too high. Adjust engine R.P.M. with Tachometer.
Operating on unlevel surface. Move to level surface.
Tire pressure too low or flat. Inflate tire(s) or repair leak(s).
.snoitcurtsnI eeS .gnirpS .R.P.A ecalpeR.gnirpS .R.P.A nekorB.lluP ot draH lioceR
Note: A.P.R. Spring should be replaced every year
or after every 500 hours.
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