Engine Lacks Power, Engine Backfires | Polaris P2000i, P1000i

TROUBLESHOOTING

Troubleshooting Symptoms

Engine Lacks Power

POSSIBLE CAUSE	SOLUTION

Air filter restricted	Clean or replace air filter(s)

Bad fuel; generator stored	Drain the fuel system and refuel
without treating or draining
petrol, or refueled with bad
petrol

Mechanical failure	Take the generator to an authorized POLARIS servicing
	supplier or refer to the service manual

Engine Backfires

POSSIBLE CAUSE	SOLUTION

Weak spark from spark plug	Inspect, clean, and / or replace spark plug

Incorrect spark plug gap or	Set gap to specification or replace plug
heat range

Old or non-recommended	Drain the fuel system and refuel
fuel

Incorrectly installed spark	Take the generator to an authorized POLARIS servicing
plug wires	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

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Polaris P2000i, P1000i manual Engine Lacks Power, Engine Backfires

Contents

Polaris Power Table of Contents Introduction Welcome Intended Use Safety Precautions Signal Words and Safety Terms Alcohol or Drug USE Identification Numbers and Locations P1000iP2000i Safety Safety Warnings and PrecautionsGeneral Before and During Operation Fire Safety Operator Safety Fuel Safety Carbon Monoxide Safety Electrical Safety Extension Cord Information Equipment Modifications Safety Labels and Locations Carbon Monoxide WarningOutdoor Use only Danger Label Hot Exhaust Caution Safety Controls and Features Generator Components Control Panel Components P1000i P2000i Engine Fuel Switch Choke LeverFuel Tank Cap Vent Lever Starter Recoil Grip Smart Throttle Switch DC Receptacle and Fuse AC Receptacles Indicator PanelGround Terminal Overload Protector Reset Switch Parallel Receptacles First USE Instructions Adding Engine Oil Fuel Recommendation Adding Fuel Pre-Operation Checklist PRE-OPERATION Inspection Safe Operating Precautions OperationFuel Recommendations Refueling Remove the fuel tank cap a Before Starting the Engine Starting the Engine Position the engine switch to on Stopping the Engine AC Operation AC Capacity Wattage Reference Table Power Management DC Operation Operation Disconnecting the Battery Charging Cable Smart Throttle System Standby Power Connections to a Building Electrical System Parallel operation procedure Parallel Generator Operation Shutting off the generators High Altitude Use Carburetor Modification Alterations Emission Control System InformationSource of Emissions Problems Affecting Emissions Replacement Parts Maintenance Importance of Maintenance Maintenance Safety Safety Precautions Periodic Maintenance Periodic Maintenance Chart Opening the Service Door Initial Maintenance Fuel SystemHour Initial Break-In Fuel Line Inspection OFF Oil Level Inspection Engine OilOil Recommendation Oil Change Procedure Maintenance Air Filters Air Filter Inspection Air Filter Cleaning Air Filter Replacement Spark Plug Inspection and Replacement Spark Plug Gap should be 0.6 0.7 mm Transporting the Generator Transportation and StorageTransportation Storage Storage Preparation Accessing the Fuel Tank Draining Fuel from the Fuel Tank and Carburetor Fogging the Engine Storage Precautions Removing from Storage Specifications General Specifications Polaris Lubricants and Maintenance Products Modified coefficient table of ambient condition power Wiring Diagrams P1000i Wiring Diagram P2000i Wiring Diagram Red Gray Brown White Black Troubleshooting Troubleshooting SymptomsEngine Will Not Turn Over Engine Turns Over, but Will Not Start Engine Lacks Power Engine Backfires Engine Pings or Knocks Engine Runs Irregularly, Stalls, or Misfires No Power at DC Receptacle Possible Lean Solution Fuel Cause No Power at AC Receptacles Engine Stops or Loses Power Warranty About this Warranty Document Warranty Registration Form Warranty Period Warranty Exclusions Polaris Power Generator Owner Responsibility Important Notice Maintenance LOG DATE/HOURS Service Comments Supplier Permormed Technician Index Label Location Index PMS