Stow manual STOWT-20H Troubleshooting ENGINE/PUMP

Page 27

STOWT-20H — TROUBLESHOOTING (ENGINE/PUMP)

TABLE 7. ENGINE TROUBLESHOOTING (Continued)

SYMPTOM

POSSIBLE PROBLEM

SOLUTION

 

 

 

Operation not satisfactory

 

 

 

 

 

 

Governor adjustment improper?

Adjust governor to correct lever.

 

 

 

 

Governor spring defective?

Clean or replace ignition.

Rotational speed fluctuates.

 

 

Fuel flow erratic?

Check fuel line.

 

 

 

 

 

Air taken in through suction

Check suction line.

 

line?

 

 

 

 

Recoil starter not working

Dust in rotating part?

Clean recoil starter assembly.

 

 

properly.

Spring spring failure?

Replace sprial spring.

 

 

 

 

TABLE 8. PUMP TROUBLESHOOTING

SYMPTOM

POSSIBLE PROBLEM

SOLUTION

 

 

 

 

Not enough priming water in the housing?

Add water.

 

 

 

 

Engine speed too low?

Increase throttle.

 

 

 

 

Strainner plugged?

Clean strainer.

 

 

 

 

Suction hose damaged?

Replace or repair hose, and clamps

 

 

 

 

Air leak at suction port?

Check that fittings are tight and properly sealed.

Pump does not take on water.

 

 

Pump is located too high above water line?

Move pump closer to water.

 

 

 

 

 

Debris collecting in pump housing?

Clean pump housing.

 

 

 

 

Too much distance between impeller and volute.

Adjust clearance by adding shims or replace impeller.

 

Min. .006" - Max. .020"

 

 

 

 

 

 

Water leaking out weep hole between pump and

Check condition of mechanical seal and gaskets,

 

engine?

between pump end and engine housing.

 

 

 

 

Engine speed too low?

Increase throttle speed.

 

 

 

Pump takes in water, little or no

Suction strainer partially plugged?

Clean strainer.

discharge.

 

 

Impeller/Volute worn?

Adjust clearance by adding shims or replace

 

 

 

impeller/volute

 

 

 

 

Fittings/clamps are not sealed properly?

Tighten, replace or add clamp. (Keep extra seals on

Suction hose leaks at inlet.

pump)

 

 

 

 

Hose diameter is too large?

Use smaller diameter hose or replace hose.

 

 

 

Discharge does not stay on

Pressure too high?

Check pressure, add additional clamp.

 

 

coupling.

Hose kinked or end blocked?

Check hose.

 

 

 

 

 

Impeller jammed or blocked?

Open pump cover and clean dirt and debris from

 

 

inside housing.

Impeller does not turn: pump is

 

 

 

Adjust clearance by removing shim from behind

hard to start.

Impeller and volute binding?

impeller.

 

 

 

 

 

 

Defective engine?

See Engine Owner's Manual.

 

 

 

STOW T-20H TRASH PUMP — PARTS MANUAL— REV. #0 (05/29/03) — PAGE 27

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Contents Model T-20H Trash Pump 2 -STOW T-20H Trash Pump Parts Manual REV. #0 05/29/03 Heres HOW to GET Help Stow T-20H Table of Contents When ordering parts Please supply the following information Parts Ordering ProceduresStow T-20H Safety Message Alert Symbols Accidental Starting Rules for Safe Operation General SafetyRules for Safe Operation Specifications Pump Specifications Engine STOWT-20H General Information Stow T-20H Pump Components Initial Servicing Stow T-20H Basic EngineStow T-20H PRE-INSPECTION Engine Read safety instructions at the beginning of manual Stow T-20H PRE-SETUP PumpStow T-20H Initial START-UP Engine Stow T-20H Initial START-UP Engine Stow T-20H Trash Pump Parts MANUAL- REV. #0 05/29/03 Pump Vacuum Test Stow T-20H Maintenance PumpStow T-20H Maintenance Pump Engine Maintenance Schedule Stow T-20H Maintenance EngineStow T-20H Maintenance Engine Pump Storage STOWT-20H Preparation for Long -TERM StorageStow T-20H Trash Pump Parts MANUAL- REV. #0 05/29/03 Troubleshooting Engine STOWT-20H Troubleshooting ENGINE/PUMP Items Found In the Remarks Column STOWT-20H Explanation of Code in Remarks ColumnQty Description Stow T-20H Suggested Spare PartsStow T-20H Pump Assy Pump Assy 32 -STOW T-20H Trash Pump Parts Manual REV. #0 05/29/03 Part Name QTY Honda GX160K1TX2 Engine AIR Cleaner Dual Assy GASKET, Elbow Honda GX160K1TX2 Engine Camshaft Assy Part Name QTY. Remarks Honda GX160K1TX2 Engine Carburetor Assy Part Name Honda GX160K1TX2 Engine Control Assy ARM, Governor Honda GX160K1TX2 Engine Crankcase Cover Assy GASKET, OIL Filler CAP Honda GX160K1TX2 Engine Crankshaft Assy Crankshaft T-TYPE Honda GX160K1TX2 Engine Cylinder Barrel Assy Includes Items W/ # Honda GX160K1TX2 Engine Cylinder Head Assy CLIP, Valve Guide Honda GX160K1TX2 Engine FAN Cover Assy COVER, FAN *NH1* Black Honda GX160K1TX2 Engine Flywheel Assy FAN, Cooling Honda GX160K1TX2 Engine Fueltank Assy JOINT, Fuel Tank Honda GX160K1TX2 Engine Ignition Coil Assy Coil ASSY., Ignition Honda GX160K1TX2 Engine Muffler Assy Muffler Honda GX160K1TX2 Engine Piston Assy Piston + Rings Assy Honda GX160K1TX2 Engine Recoil Starter Assy REEL, Recoil Starter 64 -STOW T-20H Trash Pump Parts Manual REV. #0 05/29/03 Honda GX160K1TX2 Engine Gasket KIT Assy Honda GX160K1TX2 Engine Labels Assy LABEL, Caution Effective October 1, 2002 Terms and Conditions of Sale Parts Stow T-20H Trash Pump Parts MANUAL- REV. #0 05/29/03 Please have the Model and Serial Number ON-HAND When Calling
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