Shindaiwa X7506720300 Troubleshooting Guide, What To Check, Possible Cause, Remedy, Pump, Symptom

Troubleshooting Guide

Pump

Symptom

No output/low output.

Possible Cause

Pump was not primed.

Pump head too high.

Suction hose too long.

Air leak in suction hose.

Suction strainer or hose is clogged or damaged. (NOTE: liner-type hoses can also collapse internally).

Pump is internally damaged.

Remedy

Prime pump.

Move discharge pipe.

Use shortest suction length possible. Tighten all connections.

Clean or replace components as required.

Consult with an authorized Shindaiwa servicing dealer.

Poor output at higher suction lifts

Air leak in suction hose. Air leakage in pump.

Worn pump impeller or volute. Engine not operating at full rpm.

Tighten all connections. Inspect and repair as required.

Repair or replace components as required.

Consult with an authorized Shindaiwa servicing dealer.

ENGINE dOES NOT START OR hARd TO START

What To Check

Vaporlock.

Valve adjustment.

Possible Cause

Engine hot/heat soaked. Low fuel quality.

Valve clearance too tight. Valve clearance too loose.

Remedy

Let cool completely and restart.

Refill with fresh, clean unleaded gasoline with a pump octane of 89 or higher mixed with an air cooled engine oil that meets or exceeds ISO-L-EGD and/or JASO FD classified oils at 50:1 gasoline/oil ratio.

Consult with an authorized Shindaiwa servicing dealer. Adjust valves.

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