Predator 4375 - User Manual

!"#$%&'&%($()'*+)&#$,++)"&-./&
0122&34!&1/&51/!6789
:($()'*+)&(;<'="*&>+$*'#$"&
>')?+$&@+$+;#,(9&&6<#"&#"&'&A+#"+$&
B+=&>'$$+*&"((&+)&"@(CC9
/7D7E&="(&#$"#,(&
'&<+@(&+)&%')'%(F&
7D7/&1G&,++)"&'$,&
H#$,+H"&')(&+A($9
4$CB&="(&4!681I7&
'$,&J')&'H'B&J)+@&
H#$,+H"F&,++)"F&
'$,&K($*"9
D#"#*&+=)&H(?"#*(&'*L&<**ALMMHHH9<')?+)J)(#%<*9>+@
7@'#C&+=)&*(><$#>'C&"=AA+)*&'*L&A)+,=>*"=AA+)*N<')?+)J)(#%<*9>+@
7@'#C&+=)&($%#$(&"=AA+)*&'*L&A)(,'*+)N<')?+)J)(#%<*9>+@
!"#$%&'$&($%#$(&#$,++)"&
-./&0122&34!&1/&51/!6789
7$%#$(&(;<'="*&>+$*'#$"&>')?+$&@+$+;#,(9&&
6<#"&#"&'&A+#"+$&B+=&>'$$+*&"((&+)&"@(CC9
/7D7E&="(&#$"#,(&
'&<+@(&+)&%')'%(F&
7D7/&1G&,++)"&'$,&
H#$,+H"&')(&+A($9
4$CB&="(&4!681I7&
'$,&J')&'H'B&J)+@&
H#$,+H"F&,++)"F&
'$,&K($*"9
Owner’s Manual & Safety Instructions
Save This Manual&Keep this manual for the safety warnings and precautions, assembly,
operating, inspection, maintenance and cleaning procedures. Write the product’s serial number in the
back of the manual near the assembly diagram (or month and year of purchase if product has no number).
Keep this manual and the receipt in a safe and dry place for future reference. 18a
!"#$%&'&%($()'*+)&#$,++)"&-./&
0122&34!&1/&51/!6789
:($()'*+)&(;<'="*&>+$*'#$"&
>')?+$&@+$+;#,(9&&6<#"&#"&'&A+#"+$&
B+=&>'$$+*&"((&+)&"@(CC9
/7D7E&="(&#$"#,(&
'&<+@(&+)&%')'%(F&
7D7/&1G&,++)"&'$,&
H#$,+H"&')(&+A($9
4$CB&="(&4!681I7&
'$,&J')&'H'B&J)+@&
H#$,+H"F&,++)"F&
'$,&K($*"9
When unpacking, make sure that the product is intact
and undamaged. If any parts are missing or broken,
please call 1-888-866-5797 as soon as possible.
Copyright
©
2018 by Harbor Freight Tools
®
. All rights reserved.
No portion of this manual or any artwork contained herein may be reproduced in
any shape or form without the express written consent of Harbor Freight Tools.
Diagrams within this manual may not be drawn proportionally. Due to continuing
improvements, actual product may differ slightly from the product described herein.
Tools required for assembly an d se rv ic e may n ot b e in cl uded.
E(',&*<#"&@'*()#'C&?(J+)(&="#$%&*<#"&A)+,=>*9&
G'#C=)(&*+&,+&"+&>'$&)("=C*&#$&"()#+="&#$O=)B9&
8.D7&6P18&5./!.29

Summary

Safety Warnings

Carbon Monoxide Hazard

Warns about the lethal danger of carbon monoxide from generator exhaust.

Safety Information

Warning Symbols and Definitions

Explains hazard alert symbols and their meanings for user safety.

Important Safety Instructions

Provides crucial safety guidelines to follow before and during operation.

Setup Guidance

Set up Precautions

Details essential precautions and steps for safely setting up the generator.

Operating Precautions

Carbon Monoxide Safety

Reiterates CO danger and safe outdoor usage for generators.

Electrical Safety Precautions

GFCI Receptacle Usage

Explains how to test and use GFCI receptacles for electrical safety.

Maintenance and Service

Service Precautions

Outlines essential safety measures to take before performing maintenance or cleaning.

Product Specifications

Generator Technical Details

Details technical output, displacement, engine type, and fuel/oil requirements.

Generator Components

Components and Controls Overview

Identifies and describes the main parts and controls of the generator.

Control Panel Components

Receptacles and Circuit Breakers

Describes AC/DC receptacles, circuit breakers, and grounding terminal.

Initial Setup and Grounding

Grounding Procedure

Explains the critical importance and procedure for grounding the generator.

High Altitude Operation

Altitude Kit Installation

Details the process and parts for adjusting the generator for high-altitude use.

Pre-Start Checks and Fills

Generator Pre-Start Inspections

Lists essential inspections and checks before starting the generator.

Fuel and Oil Level Checks

Guides on checking oil level and safely filling the fuel tank.

Generator Operation Basics

Starting and Warming Up

Instructions for starting the engine and allowing it to stabilize before use.

Break-in Period Guidelines

Explains the initial break-in periods for optimal engine operation and longevity.

Engine Starting Procedures

Cold Engine Start Process

Step-by-step guide for starting a cold engine, including choke usage.

Connecting Electrical Loads

Load Connection Sequence

Details the correct order for connecting equipment to prevent damage.

Circuit Breaker Issues

Guides on checking circuit breakers when they trip during operation.

Wattage Calculation Guide

Calculating Device Wattage

Explains how to sum running and starting watts for connected devices.

Wattage Estimate Charts

Provides estimated wattages for common household and job site equipment.

Engine Shutdown Procedures

Emergency Engine Stop

Instructions for stopping the engine quickly in an emergency situation.

Normal Engine Shutdown

Details the steps for safely stopping the engine under normal operating conditions.

Maintenance Overview

User-Performed Maintenance

Outlines procedures requiring user intervention for routine maintenance.

Maintenance Task Schedule

Lists specific maintenance tasks and their recommended frequency.

Fuel and Oil Maintenance

Fueling and Oil Change

Safe practices for fueling and changing engine oil.

Air Filter Maintenance

Air Filter Cleaning

Instructions for cleaning or replacing the air filter element for optimal performance.

Spark Plug and Storage

Spark Plug Service

How to inspect, clean, gap, and install the spark plug.

Long-Term Storage Prep

Steps for preparing the generator for extended periods of non-use.

Troubleshooting Engine Start

Engine Will Not Start

Diagnoses and probable solutions for common engine starting problems.

Troubleshooting Engine Performance

Engine Load and Misfire Issues

Solutions for engine stopping under load or misfiring.

Engine Knock and Backfire

Addresses causes and solutions for engine knocking and backfiring.

Troubleshooting Product Issues

Product Power and Operation

Solves issues where products lack power or operate abnormally.

Predator 4375 Specifications

General

Engine Displacement	212 cc
Fuel Type	Gasoline
Engine Type	4-Stroke OHV
Starting System	Recoil
Voltage	120 V
Frequency	60 Hz
Starting Watts	4375 W
Running Watts	3500 W
Fuel Tank Capacity	4 gal
Noise Level	68 dBA
Outlets	2 x 120V 20A (5-20R) Duplex