Trouble Shooting Guide - Husqvarna Rider ProFlex 21 Operator's Manual

Trouble Shooting Guide

Problem
The engine will not start.
Starter does not turn the engine
The engine runs erratically
Abnormal exhaust smoke
The engine lacks power
TROUBLE SHOOTING
Cause
• Fuel tank empty
• Incorrect fuel type
• Faulty spark plugs
• Faulty spark plug connections
• Dirt in the carburettor or fuel line
• Cutting unit in incorrect position
• Brake not applied
• Hydrostat pedals not in the neutral position
• Discharged battery
• Poor contact affecting the battery terminal cable
connections, ignition lock, or starter
• Main fuse blown The fuse is found in front of the
battery, under the battery cover
• Faulty ignition lock
• Faulty starter
• Faulty spark plug
• Incorrect carburettor setting
• Clogged air filter
• Blocked fuel tank ventilation
• Incorrect ignition setting
• Dirt in the fuel line
• Choking or incorrectly adjusted choke cable
• Incorrect fuel type
• Black smoke:
• Choking or incorrectly adjusted choke cable
• Incorrect carburettor setting
• Clogged air filter
• Blue smoke:
• Oil mixed with fuel in tank
• Serious engine damage
• Thick pale smoke:
• Tank filled with diesel
• Clogged air filter
• Faulty spark plugs
• Dirt in the carburettor or fuel line
• Incorrect carburettor setting
• Choking or incorrectly adjusted choke cable
• Incorrect fuel type
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