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TROUBLESHOOTING
Troubleshooting Symptoms
Engine Lacks Power
Engine Backfires
POSSIBLE CAUSE SOLUTION
Air filter restricted Clean or replace air filter(s)
Bad fuel; generator stored
without treating or draining
petrol, or refueled with bad
petrol
Drain the fuel system and refuel
Mechanical failure Take the generator to an authorized POLARIS servicing
supplier or refer to the service manual
POSSIBLE CAUSE SOLUTION
Weak spark from spark plug Inspect, clean, and / or replace spark plug
Incorrect spark plug gap or
heat range
Set gap to specification or replace plug
Old or non-recommended
fuel
Drain the fuel system and refuel
Incorrectly installed spark
plug wires
Take the generator to an authorized POLARIS servicing
supplier or refer to the service manual
Incorrect ignition timing Take the generator to an authorized POLARIS servicing
supplier or refer to the service manual
Mechanical failure Take the generator to an authorized POLARIS servicing
supplier or refer to the service manual
Loose ignition connections Check all connections and tighten
Water present in fuel Drain the fuel system and refuel