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Generac Power Systems 14 kW LP

Generac Power Systems 14 kW LP
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DIAGNOSTIC
REPAIR
MANUAL
STANDBY GENERATORS
Air-Cooled Product with Nexus Control
MODELS:
7 kW NG, 8 kW LP
9 kW NG, 10 kW LP
13 kW NG, 14 kW LP
15 kW NG, 15 kW LP
16 kW NG, 17 kW LP
18 kW NG, 20 kW LP
®

Table of Contents

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Generac Power Systems 14 kW LP Specifications

General IconGeneral
BrandGenerac Power Systems
Model14 kW LP
CategoryPortable Generator
LanguageEnglish

Summary

Foreword

Safety Information and Definitions

Explains DANGER, WARNING, CAUTION blocks and safety symbols for hazard awareness.

Manual Reading and Servicing Guidelines

Stresses thorough manual reading and outlines general servicing procedures and precautions.

Importance of Genuine Replacement Parts

Emphasizes using correct parts and proper installation to ensure safety and prevent damage.

Part 1: General Information - Generator Basics

Installation Basics

Details essential requirements for home standby electric system installation, including location, grounding, and fuel supply.

Preparation Before Use

Covers necessary steps before initial startup, including fuel system configuration and recommended practices.

Measuring Electricity

Explains how to use meters for measuring AC/DC voltage, frequency, and resistance.

Testing, Cleaning, and Drying Procedures

Outlines procedures for visual inspection, insulation resistance testing, cleaning, and drying of the generator.

Operating Instructions

Details how to operate the generator, including control panel functions and user interface.

Automatic Operating Parameters

Explains the parameters and sequence of operations for automatic generator startup and load transfer.

General Maintenance Guidelines

Provides guidelines for routine maintenance, including service intervals, oil, air filters, and spark plugs.

Wireless Remote Monitoring and Troubleshooting

Describes the wireless remote monitoring device and basic troubleshooting steps for its operation.

Control Panel Menu System Navigation

Guides users on navigating the controller's menu system for various functions and settings.

General Troubleshooting Guidelines

Offers essential tips and procedures for troubleshooting common generator problems using recommended tools and techniques.

Part 2: AC Generators - Description and Components

Operational Analysis

Explains rotor residual magnetism, field boost, engine cranking, and AC power winding output.

Troubleshooting Flowcharts

Provides visual flowcharts to diagnose common AC generator problems like under-voltage and high voltage.

Diagnostic Tests for AC Generators

Details specific tests for diagnosing AC output voltage, calibration, rotor amp draw, and winding issues.

Part 3: Transfer Switch - Description and Components

Transfer Switch Operational Analysis

Explains system operation under utility voltage available, failure, and restoration scenarios.

Transfer Switch Troubleshooting Flowcharts

Provides flowcharts for diagnosing issues like no transfer to standby or incorrect transfer behavior.

Transfer Switch Diagnostic Tests

Details specific tests for checking voltage, switch operation, circuits, relays, and fuses.

Part 4: Engine and DC Control - Description and Components

Engine Protective Devices and Alarms

Explains safety devices like low oil pressure, high temperature, and overspeed protection.

Engine Operational Analysis

Describes generator operation during utility failure, cranking, startup, and shutdown sequences.

Engine Troubleshooting Flowcharts

Provides step-by-step flowcharts to diagnose engine-related issues like failure to crank or start.

Engine Diagnostic Tests

Outlines specific tests for checking fuses, battery, wire continuity, and engine components.

Part 5: Operational Tests - System Functional Tests

Setup Procedures

Details setting the exercise time and the generator activation process for proper operation.

Part 6: Disassembly - Major Disassembly Steps

Torque Requirements for Reassembly

Lists essential torque specifications for reassembling engine and generator components correctly.

Part 7: Electrical Data - Wiring Diagram for 8 kW 2010 Air-Cooled HSB

Wiring Diagram for 10-14 kW 2010 Air-Cooled HSB

Offers the wiring diagram for the 10-14kW 2010 Air-Cooled Home Standby Generator models.

Wiring Diagram for 17 kW 2010 Air-Cooled HSB

Presents the wiring diagram for the 17kW 2010 Air-Cooled Home Standby Generator model.

Wiring Diagram for 20 KW 2010 Air-Cooled HSB

Details the wiring diagram for the 20KW 2010 Air-Cooled Home Standby Generator model.

Wiring Diagram for WD HSB Transfer Switch

Illustrates the wiring schematic for the WD Home Standby Transfer Switch.

Wiring Diagram for SD HSB Transfer Switch

Shows the wiring schematic for the SD Home Standby Transfer Switch.

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