Operator's Manual

Table Of Contents
Discard the battery at a service center or discard
it at a disposal location for used batteries.
Technical data
Technical data
ST 427 ST 430 ST 424T ST 427T ST 430T
Dimensions
Weight, with empty tanks, lbs
(kg)
313 (142) 325 (147) 357(162) 356(161) 367(166)
Max. operating tire pressure,
PSI
18 20
N/A N/A N/A
Engine
Brand Husqvarna Husqvarna Husqvarna Husqvarna Husqvarna
Displacement, cc 389 420 301 389 420
Fuel type Unleaded regular, octane rating 90 RON (86 AKI) or higher (maximum 10%
ethanol)
DO NOT use E85 mixed fuels.
These engines are not E20/E30/E85 compatible.
Fuel capacity, gal / l 1.32 / 5.00 1.32 / 5.00 1.32 / 5.00 1.32 / 5.00 1.32 / 5.00
Oil type (API SJ-SN) SAE 5W30 (below 0°C (32°F))
Oil capacity fl. oz. / l 37.2 / 1.1 37.2 / 1.1 37.2 / 1.1 37.2 / 1.1 37.2 / 1.1
Electrical system
Spark plug F6RTC
Spark plug electrode gap
(in. / mm)
0.027 / 0.686
Accessories
Approved accessories
Type Article number
Battery Charger Automatic 585445101
3
Husqvarna Interface box Service tool 598072801
Diagnostic Adapter Harness Tool for troubleshooting 599917001
4
3
The battery charger does not charge with the battery connector for this product, but can be connected
to the battery directly.
4
Necessary for connect Snow Thrower to Husqvarna service tool.
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