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Aurora Generators 25HN Generator Set

The Aurora Generators 25HN is a 25 kW gasoline standby generator set powered by a Continental F226 engine. It is available at 115 V, 230 V and 208 V, 60 Hz. It holds about 4.7 L (1.2 gal) of oil and 17 L (4.5 gal) of coolant, with a maximum ambient rating of 38 °C. An integrated tank holds 75.7 L (20.0 gal).

25 kW
Standby
0.794 L
Displacement
4.7 L
Oil capacity
1
Document types

Compare with other 25–30 kW Gasoline generators →

Specifications

Fuelgasoline
Frequency60.0 Hz
Standby power25 kW
ControllerRegohm automatic AC voltage regulator, Regohm automatic AC voltage regulator (self-excited, SRA-JR, Westinghouse Silverstat SRA-10
Oil capacity4.7 L
Voltage options115 V, 230 V, 208 V
Battery voltage12 V
Battery quantity2
Coolant capacity17.0 L
Max ambient38 °C
Fuel tank75.7 L

Engine

Continental F226
Oil capacity6.0 L
Coolant capacity17.0 L
Displacement0.794 L
Aspirationgasoline
Rated speed1800 rpm

Filters for the Continental F226

3

Engine-mounted filters the filter manufacturers list for this engine family. These come from the engine, not from this generator set’s own parts list, so confirm against your serial number before ordering.

SystemFilterDescriptionCross-references
Oil filterP550203Lube Filter, CartridgeCONTINENTAL F140L302, CONTINENTAL F140L330, NAPA 1010, NAPA 3010 KuduParts $14.00
Oil filterP550092Lube Filter, CartridgeCONTINENTAL PC8, NAPA 1092, BALDWIN RS3926, ALLIS-CHALMERS 0034752 buy

Listed for this engine in only one kind of machine, so they may depend on how the engine was installed:

SystemFilterDescriptionCross-references
Fuel filterP556245Fuel Filter, CartridgeCONTINENTAL PC1191, NAPA 3166, RENAULT VI 0001231108, LPM 00013503166 KuduParts $20.00 FridayParts $22.11

Filters & service parts

model family
ItemSpecCapacityPart #Interval
Air filterOil-bath type; fill cup to OIL LEVEL mark with same SAE oil as crankcase; clean element and cup in gasoline/solvent weekly (50 hrs)—50 hr
Oil filterInstall new cartridge to coincide with an oil change; new cartridge absorbs ~1 qt oil on startup—
BatteryTwo 6V batteries in series (12V system); keep electrolyte ~3/8 in above plates with distilled/approved water; check weekly (50 hrs)—50 hr
BeltFan and generator V-belt; adjust to ~3/4 in. play midway between pulleys; replace if badly worn; check weekly (50 hrs)—50 hr
CoolantCooling system capacity stated as both 18 US qt (17.0 L, Engine section) and 16 US qt (15.1 L, Abnormal Operating Conditions section) in different parts of the text; soft/alkali-free water plus rust/scale inhibitor, or antifreeze solution if freezing possible—
OilAPI Service DG (MS/DG); SAE 40 above 100F, 30 at 32F, 20 at 0F, 5W below 0F; crankcase 5 US qt + ~1 qt in filter; change every 50 operating hours (weekly service)4.7 L—50 hr
Spark plugClean and adjust gap per Table of Clearances (values not present in extracted text); service weekly (50 hrs), more often with leaded fuel—50 hr

Compiled from this model's family documentation — may include parts for closely-related variants. Confirm the exact part for your serial number.

Common questions

How many kW is the Aurora Generators 25HN?

The Aurora Generators 25HN is rated 25 kW standby.

What engine does the Aurora Generators 25HN use?

The Aurora Generators 25HN is powered by the Continental F226 engine.

What fuel does the Aurora Generators 25HN use?

The Aurora Generators 25HN runs on gasoline.

How much oil does the Aurora Generators 25HN take?

The Continental F226 engine in the Aurora Generators 25HN has an oil capacity of 6.0 liters.

How much coolant does the Aurora Generators 25HN hold?

The Aurora Generators 25HN cooling system holds 17 liters (4.5 US gallons) for the radiator system including the engine, per the manufacturer specification sheet.

How big is the fuel tank on the Aurora Generators 25HN?

The Aurora Generators 25HN has a 75.7 liter (20 US gallon) fuel tank.

What voltages is the Aurora Generators 25HN available in?

The Aurora Generators 25HN is offered in 115 V, 230 V, 208 V.

What size battery does the Aurora Generators 25HN need?

The Aurora Generators 25HN uses 2 batteryies, 12 V each, per the manufacturer specification sheet.

Available documents

Operator's manual — man s16f rev05 (Aurora Generators)

This page was generated from the 1 manufacturer document above by automated extraction; every figure shown is copied from one of them. How the data is compiled.