Generac Power Systems 004988-1 owner manual Los Wls Hct

Page 29

CONNECTOR (C1)

66

23

10

20

30

40A

513

614A

715A

815E

914

10224

11225

12 239

Section 7 - Electrical Data

Guardian Liquid-cooled 27 kW and 30 kW Generators

Electrical Schematic — Engine — Drawing No. 0E6200-A

0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

86

 

 

 

 

LOS

 

 

 

 

 

 

WLS

 

HCT

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

85

 

 

 

 

 

 

 

 

 

 

 

 

 

0

 

 

 

 

 

 

14

FS

0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

56

CC

0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

13

CC

16

 

 

 

 

 

 

 

 

 

12V BATTERY

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(+)

(-)

 

 

 

 

 

 

 

 

13

 

 

 

 

 

 

 

 

 

RED

 

BLACK

 

 

 

 

ALT

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SC

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

13

 

 

 

 

 

SM

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

56

PCB

 

 

 

16

 

 

 

 

 

SC

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

J1-1

 

 

 

 

 

14

 

 

 

 

 

 

 

 

 

 

 

 

86

J1-2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

15A

J1-3

 

 

 

 

 

 

 

 

 

 

 

 

14

 

 

 

 

 

 

23

J1-4

 

 

 

 

 

FRONT

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

224

J1-5

 

 

 

 

 

4 5 6

IC449

 

 

0

J1-6

 

 

 

 

 

 

 

 

 

0

 

 

 

 

J1-7

J2-1

 

767

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

239

J1-8

J2-2

 

765

 

 

 

 

 

 

 

6

1

 

 

 

 

 

 

 

J1-9

J2-3

 

769

 

 

 

 

3

 

 

 

 

 

 

 

 

 

 

 

 

 

 

4

 

 

 

 

 

 

15E

J1-10

J2-4

 

766

 

 

 

 

5

2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

85

J1-11

J2-5

 

768

 

 

 

 

 

 

 

IM

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

14A

J1-12

J2-6

 

0

 

 

 

 

 

 

DEG

 

 

 

 

 

 

 

 

225

J1-13

J2-7

 

N/C

 

 

 

 

 

 

 

 

 

 

 

 

 

 

66

J1-14

J2-8

 

14

 

 

 

 

 

 

0

1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

GOV

 

 

 

 

 

 

 

 

 

765

2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

766

3

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1

771

 

 

 

 

 

 

 

 

 

14

4

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2

767

 

 

 

 

 

 

 

 

 

766

5

 

 

 

 

 

 

 

 

3

765

 

 

 

 

 

 

 

 

 

765

6

 

 

 

 

 

 

 

 

4

770

 

 

 

 

 

 

 

 

 

767

7

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

5

N/C

 

 

 

 

 

 

 

 

 

770

8

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

6

766

 

 

 

 

 

 

 

 

 

771

9

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

768

10

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

767

11

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

769

12

 

 

 

 

 

 

 

 

LEGEND:

 

 

 

 

LEGEND [CONT.]:

 

 

 

 

 

 

 

 

 

 

 

 

ALT -

D.C. CHARGE ALTERNATOR

IC -

 

IGNITION COIL

 

 

 

 

 

 

 

 

 

C1 -

CONNECTOR 1 (ENGINE)

IM -

 

IGNITION MODULE (ON DISTRIBUTOR)

 

 

 

CC -

CRANKING CONTACTOR

LOS -

 

SWITCH LOW OIL PRESSURE

 

 

 

 

 

 

 

 

 

DEG -

DRIVER ELEC. GOVERNOR

SC -

 

CONTACTOR, STARTER MOTOR

 

 

 

 

 

 

 

 

FS -

SOLENOID FUEL

 

 

SM -

 

STARTER MOTOR

 

 

 

 

 

 

 

 

 

GOV -

ELEC. GOVERNOR ACTUATOR

WLS -

 

SENSOR, COOLANT LEVEL

 

 

 

 

 

 

 

 

 

HCT -

SWITCH, HIGH COOLANT TEMP

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Generac® Power Systems, Inc. 27

Image 29
Contents Liquid-cooled, Prepackaged Standby Generators ‹ Operation and Maintenance Authorized Service Dealer Location‹ HOW to Obtain Service IntroductionTable of Contents General Hazards Electrical Hazards Generator Transfer SwitchAutomatic System Operation Generator AC Connection Systems‹ 1.7.1 LOW OIL Pressure Switch ‹ 1.7.2 High Coolant Temperature Switch‹ 1.7.3 LOW Coolant Level Switch Engine Protective DevicesLifting the Generator UnpackingReconfiguring the Fuel System Specifications‹ 1.10.1 Generator Specifications ‹ 1.10.2 Engine SpecificationsBefore Installation Torque SpecificationsEngine OIL Recommendations Coolant RecommendationsBasic Standby Electric System Generator Mounting SupportGenerator Location Emergency Circuit Isolation MethodTotal Circuit Isolation Method Transfer Switch Signal ConnectionsGrounding the Generator Generator AC Neutral Connections‹ 2.11.2 Transfer Switch Battery InstallationPreparation Before START-UP ‹ 2.11.1 Prior to Initial START-UPControl Console Components Using a Standard GTS Transfer Switch‹ 3.2.2 Fault Indicator LED Manual Transfer START-UP Engine Governor Adjustments‹ 3.2.5 SET Exercise Time Switch ‹ 3.2.6 System Ready LEDAutomatic Operation Weekly Exercise CycleRetransfer and Shutdown Cooling System Overload Protection for Engine DC Electrical SystemChecking Fluid Levels ‹ 4.4.3 Engine Coolant ‹ 4.5.2 Check Battery‹ 4.5.1 Check Engine OIL Level ‹ 4.5.3 Exercise System‹ 4.5.11 Changing the Engine AIR Cleaner Miscellaneous Maintenance‹ 4.6.1 Cleaning the Generator ‹ 4.5.13 Coolant Change‹ 4.6.4 Battery Replacement ‹ 4.6.3 Battery MaintenanceService Maintenance Interval Information Scheduled MaintenanceLevel Maintenance Level Problem Cause Correction Troubleshooting PointsInstallation Diagram Customer Connection PCB J2 ICT LOS WLS HCT Starter Carrier Bolt Battery Post Cover Baclk Boot Battery CableBattery Post Cover RED + Hold Down Battery32 18 Assembly BASE-DOOR Ground Wire Assy GRD Wire 99HSBIntake Duct HSB Duct Discharge RH FrontGenerac Power Systems, Inc Control BOX HSB Assy 2A 12V UL BatteryCover Front Panel HSB Cover TOP Panel HSB512 Not SHOWN-USED to Hold OIL Drain Assembly Wire SET 3.0L Ford notWasher Lock M12 Bracket DC ALT 3.0L FordFrame Radiator R-IN,L-OUT Tank Coolant RecoveryVenturi 3.0L Ford HSB Side Support Radiator HSBNER Flange Fuel Inlet Weldment Mounting BaseAssy Regulator 3.0L NG or LPV Washer Flat 5/16 ZincLeads Rotor 390 20KW 1P Direct HSB 2.5L Ford Rotor 390 15KW 1P Direct HSB 2.5L FordRotor 390 25KW 1P Direct HSB 2.5L Ford Rotor 390 40KW 1P Direct HSB 3.9L ChryslerGasket Exhaust Ring MUFFLER, 3.0L FordMufflr Strap 6IN DIA HSB Washer Lock 3/8 SSCover AIR Cleaner ELEMENT, AIR CleanerTube AIR Intake 3.0L Ford Washer Flat M5Guardian Liquid-cooled 27 kW and 30 kW Generators Guardian Liquid-cooled 27 kW and 30 kW Generators This Warranty Shall not Apply to the Following

004988-1 specifications

Generac Power Systems has established itself as a leader in the generator industry, and the Generac Power Systems 004988-1 model exemplifies the company’s commitment to innovation, reliability, and performance. This standby generator is designed to provide seamless power solutions for both residential and commercial applications, ensuring that users remain connected and comfortable even during power outages.

One of the standout features of the 004988-1 model is its automatic transfer switch (ATS), which allows for instant power restoration within seconds of an outage. The ATS continuously monitors the electrical supply and automatically engages the generator when it detects a power failure, eliminating any stress or inconvenience for the user. This feature is particularly beneficial for those who may be away from home during an outage or for businesses that cannot afford downtime.

The 004988-1 is equipped with a powerful engine capable of delivering up to 20 kilowatts of backup power, sufficient to support essential household appliances and systems, such as HVAC, refrigeration, and lighting. Its robust construction ensures durability and longevity, equipped to withstand the rigors of extended use in various environmental conditions.

Another significant characteristic of this model is its emission-friendly design. Generac has incorporated advanced technologies to meet and exceed EPA standards, resulting in a cleaner and more environmentally friendly operation. The generator runs on natural gas or liquid propane, providing users with flexible fuel options and reducing dependency on traditional fuel sources.

Moreover, the 004988-1 comes with smart technology features, including Wi-Fi connectivity. This allows users to monitor and control their generator remotely via a smartphone app. Users can receive real-time notifications, monitor power usage, and conduct maintenance checks, ensuring peak performance of their generator.

The quiet operation of the 004988-1 is also noteworthy, making it an attractive option for residential areas where noise levels can be a concern. Generac has integrated sound-dampening technology, ensuring that the generator operates with minimal noise, allowing users to enjoy peace of mind without disruption.

In summary, the Generac Power Systems 004988-1 is a robust, reliable, and technologically advanced generator that seamlessly integrates into any household or commercial setup. With its automatic transfer switch, high power output, environmentally friendly design, smart technology features, and quiet operation, it stands out as an excellent choice for individuals seeking a dependable power solution for any situation.