Shindaiwa GP3410 Operator's Manual download pdf (Page 14)

14

Pump

No output/low

output.

Pump is internally damaged.

Engine Does Not Start

Poor output at

higher suction lifts

Symptom Possible Cause

Suction strainer or hose is clogged or

damaged. (NOTE: liner-type hoses

can also collapse internally).

Remedy

Clean or replace components as

required.

Consult with an authorized servicing

dealer.

What to Check Possible Cause Remedy

Pump was not primed.

Pump head too high.

Suction hose too long.

Air leak in suction hose.

Prime pump.

Move discharge pipe.

Use shortest suction length possible.

Tighten all connections.

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

servicing dealer.

NO

NO

NO

NO

NO

YES

YES

YES

YES

YES

Does the engine crank?

Good compression?

Does the tank contain

fresh fuel of the proper

grade?

Is fuel visible and

moving in the return

line when priming?

Is there spark at the spark

plug wire terminal?

Check the spark plug.

The plug is damaged internally or of

the wrong size.

Faulty recoil starter.

Fluid in the crankcase.

Internal damage.

Loose spark plug.

Excess wear on cylinder, piston,

rings.

Fuel incorrect, stale, or contaminated;

mixture incorrect.

Check for clogged fuel ﬁlter

and/or vent.

The ignition switch is in “O” (OFF)

position.

Shorted ignition ground.

Faulty ignition unit.

If the plug is wet, excess fuel may be

in the cylinder.

The plug is fouled or improperly

gapped.

Consult with an authorized

servicing dealer.

Tighten and re-test.

Consult with an authorized

servicing dealer.

Reﬁll with fresh, clean unleaded gasoline

with a pump octane of 87 or higher

mixed with 50:1 Shindaiwa Premium

2-cycle mixing oil or with an equivalent

high quality 2-cycle mixing oil.

Replace fuel ﬁlter or vent as required.

Restart.

Move switch to “I” (ON) position

and restart.

Consult with an authorized

servicing dealer.

Crank the engine with the plug

removed, reinstall the plug, and restart.

Clean and regap the plug to .024” /

0.6mm-0.7mm

. Restart.

Replace the spark plug. Check the

“Speciﬁcations” section for the correct

plug for your unit. Restart.

Troubleshooting Guide (continued)

1 2 ... 9 10 11 12 13 14 15 16 17 18 19 ... 59 60

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