Table of Contents | Generac 005030-0 (15kW), 005031-0 (25kW)

Generac 005030-0 (15kW), 005031-0 (25kW) owner manual Table of Contents

Liquid-cooled 15, 20 and 25 kW Generators

INTRODUCTION		IFC
Read this Manual Thoroughly		IFC
Operation and Maintenance		IFC
How to Obtain Service		IFC
Authorized Service Dealer Location		IFC
SAFETY RULES		2
Standards Index		3
Section 1 — GENERAL INFORMATION		4
1.1	Generator	4
1.2	Transfer Switch	4
1.3	ATS Mode (Automatic Operation)	4

1.4Engineered Transfer Switch (2-wire Start

	GTS Mode)	4
1.5	Generator AC Connection Systems	4
1.6	Main Circuit Breaker	5
1.7	Generator Fuel System	5
1.8	Engine Protective Devices	5
1.9	Unpacking	6
1.10	Lifting the Generator	6
1.11	Specifications	7
1.12	Fuel Consumption	7
1.13	Reconfiguring the Fuel System for LP Vapor	7
1.14	Engine Oil Recommendations	8
1.15	Coolant Recommendations	8
1.16	Before Installation	8
Section 2 — INSTALLATION		9
2.1	Standby Generator Installation	9
2.2	Generator Location	9
2.3	Generator Mounting and Support	9
2.4	Basic Standby Electric System	10
2.5	Emergency Circuit Isolation Method	10
2.6	Total Circuit Isolation Method	10
2.7	Grounding the Generator	10
2.8	Generator AC Neutral Connections	11
2.9	Automatic Transfer Switch (ATS Mode)	11
2.10 Engineered Transfer Switch (2-wire Start
	GTS Mode)	12
2.11	Battery Installation	13
2.12	Preparation Before Start-Up	14

Section 3 — OPERATION		15
3.1	Control Console Components	15
3.2	Manual Transfer and Startup	15
3.3	Engine Governor Gain Adjustments	16
3.4	Manual Retransfer and Shutdown	17
3.5	Automatic Operation	17
3.6	Weekly Exercise Cycle	17
3.7	Control Board DIP Switch Settings	18
3.8	Voltage Regulator Adjustment	18
Section 4 — MAINTENANCE		19

4.1Maintenance Performed by Authorized

	Service Facilities	19
4.2	Exhaust Manifold Procedure	19
4.3	Intake Manifold Procedure	19
4.4	Cylinder Head Procedure	20
4.5	Cooling System	20

4.6Overload Protection for Engine DC

Electrical System	20
4.7 Checking Fluid Levels	20

4.8Maintenance Owner/Operator

	Can Perform		21
4.9	Miscellaneous Maintenance		22
4.10	Scheduled Maintenance		24
Section 5 — TROUBLESHOOTING			27
Section 6		— NOTES	28
Section 7		— ELECTRICAL DATA	30
Section 8		— EXPLODED VIEWS AND
		PARTS LISTS	38
Section 9		— INSTALLATION DIAGRAM	55
Section 10 — WARRANTY			56

005030-0 (15kW), 005031-0 (25kW) specifications

Generac has long been recognized as a leader in backup power solutions, and its 005031-0 (25kW) and 005030-0 (15kW) home standby generators exemplify the brand's commitment to reliability and performance. Designed for residential use, these generators provide peace of mind during outages, ensuring that homes remain powered even in the most challenging conditions.

One of the standout features of both models is their advanced Generac G-Force engine, which is engineered for longevity and impressive power output. The G-Force engine is built from the ground up for generator use, refined to handle the unique demands of continuous operation. This results in a highly durable system that requires little to no maintenance, making it a favored choice for homeowners looking for a reliable energy solution.

Another important characteristic is the True Power technology featured in both generators. This technology delivers clean, stable power that is safe for sensitive electronics and appliances. It ensures that devices such as computers and medical equipment operate smoothly without the risk of damage from power fluctuations. Additionally, the Generac 005031-0 and 005030-0 generators are equipped with the Quiet-Test mode, allowing them to run at lower RPMs during routine weekly self-tests. This innovation significantly reduces the noise produced during tests, making it less disruptive for residents.

Furthermore, these generators come with a user-friendly interface and a mobile link app, enabling homeowners to monitor their generator's performance remotely via a smartphone. This feature enhances convenience, allowing users to receive alerts and notifications about their generator's status, maintenance needs, and operation conditions right from their devices.

Both the 25kW and 15kW models are also designed with a robust transfer switch, which seamlessly shifts power from the grid to the generator in case of any outages. This automatic transfer feature ensures that homes maintain power without needing manual intervention, making them ideal for those who want uninterrupted electricity.

In terms of fuel source, both models operate on natural gas or propane, providing flexibility to homeowners regarding fuel availability and preferences. With excellent warranty options and Generac's reputation for quality, both the 005031-0 (25kW) and 005030-0 (15kW) generators stand as dependable choices for safeguarding homes from the unpredictability of power outages.