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HONDA MOWER HRN216 Starts Then Dies

CONF DIAGNOSIS PART MATCH ACTION
86%
CONF
Thermo Wax Assembly
This component regulates the automatic choke plate based on engine temperature. If the wax element fails to expand or the piston sticks, the choke remains closed, causing the engine to flood and die shortly after the initial combustion phase. Replacing this specific actuator restores the air-fuel transition required for sustained operation.
SKU: 16620-Z8D-305
Thermo Wax Assembly
CHECK PRICE
8%
CONF
Carburetor Assembly
If the internal pilot jet or main nozzle is restricted by ethanol-fuel varnish, the engine will start on the residual fuel from the choke circuit but die once it requires a steady flow from the main circuit. On the HRN216, the GCV170 carburetor jets are extremely fine and often more cost-effective to replace as a whole unit than to attempt ultrasonic cleaning.
SKU: 16100-Z8D-911
Carburetor Assembly
CHECK PRICE
6%
CONF
Carburetor Insulator Gasket Set
Air leaks at the intake manifold (behind the carburetor) cause a lean condition. The engine may start with the choke providing extra fuel, but as soon as the choke opens slightly, the vacuum leak introduces unmetered air, causing the engine to lean out and stall immediately.
SKU: 16212-Z0L-000
Carburetor Insulator Gasket Set
CHECK PRICE

DIY Repair Guide

Watch exactly how to replace the Thermo Wax Assembly.

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