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Kohler 7CKM22-RV

Kohler 7CKM22-RV
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Table of Contents

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Kohler 7CKM22-RV Specifications

General IconGeneral
TypePortable Generator
Starting SystemRecoil
Peak Wattage7000 Watts
Voltage120/240V
Frequency60 Hz
Engine Type4-stroke, OHV
EngineKohler
Run Time14 hours at 50% load
Outlet TypesOne L14-30R 120/240 V 30 A Locking

Summary

Introduction

Safety Precautions and Warning Decals

General Specifications

Engine Specifications

Details on the Kohler K-582 engine, including bore, displacement, RPM, and oil capacity.

Generator Specifications

Details on the generator's electrical ratings, frequency, and phase.

Operating Instructions

Prestart Checklist

Items to check before starting the generator, such as oil level and air inlets.

Start-Stop Procedure

Step-by-step guide on how to start and stop the generator safely.

Anti-Icing Systems

Explanation of automatic and manual anti-icing devices for cold weather operation.

Circuit Protection

Service Schedule

Lubrication

Low Oil Pressure Shutdown

Explanation of the engine's safety feature that stops it if oil pressure drops too low.

Oil Check

Procedure for checking the engine oil level before each start.

Oil Change

Instructions for changing the engine oil and filter, including break-in period recommendations.

Oil Type

Recommended oil types and viscosity grades for the engine based on temperature.

Air Cleaner

Cooling System

Ignition System

Spark Plugs

Instructions for checking, gapping, and replacing spark plugs.

Breaker Points

Procedure for inspecting, servicing, and adjusting breaker points for ignition timing.

Timing

Gasoline Fuel Specifications and Service

Fuel Specifications

Recommended gasoline types, octane ratings, and ethanol/methanol content.

Gasoline Fuel Filter Service

Gasoline Carburetor Adjustments

Main Fuel Mixture

Steps to adjust the main fuel mixture for optimal engine performance.

Idle Fuel Mixture

Procedure for adjusting the idle fuel mixture for proper idle range operation.

Gasoline Shut-Down Solenoid

Gasoline Choke Adjustment

LP Gas Fuel System

Fuel Valve and Filter

Governor Adjustments

Speed Adjustment

How to adjust the generator's speed to maintain 1800 RPM.

Sensitivity Adjustment

How to adjust governor sensitivity to manage speed changes under load.

Battery

Battery Cleaning

Instructions for cleaning the battery and its terminals.

Checking Electrolyte Level

Procedure to check and maintain the battery's electrolyte level.

Checking Specific Gravity

How to check the battery's specific gravity using a hydrometer.

Cylinder Head Service

Valve Service

Fuse Replacement

Controller Fuse

Location and function of the 10 Amp fuse protecting the controller.

Wattage Requirements

Generator Service

Troubleshooting

Engine Troubleshooting

Common engine problems, their causes, and corrective actions.

Generator Troubleshooting

Common generator problems (no AC output, low voltage), their causes, and corrective actions.

Gasoline Wiring Diagram

LP Gas Wiring Diagram

LP Gas Wiring Diagram (No Battery Charging)

Storage Procedures

Installation

Installation Introduction

Overview of installation requirements, standards, and compliance.

Generator Features

Description of key features of the Kohler RV generator sets.

General Installation Information

How to identify the model and follow installation instructions.

Specifications

Physical specifications like weight, air requirements, fuel type, and battery recommendations.

Installation Factors

Key considerations for installation, such as electrical load, compartment size, and air requirements.

Electrical Load Calculation

Guidance on calculating the total electrical load and avoiding overloading.

Motor Load Considerations

Information on starting current ("in-rush") for motor loads like air conditioners.

Appliance Load Ratings

Average wattage requirements for common RV appliances.

Kilowatt Derating

How altitude and temperature affect generator output.

Compartment Size Requirements

Minimum clearance requirements for generator cooling and service access.

Air Requirements

Minimum free air opening size for adequate cooling and combustion.

Air Inlet Positions

Details on positioning air intake openings in the compartment floor, wall, or door.

Mounting Procedures

How to securely mount the generator set using trays and ensuring proper clearances.

Fuel System

Gasoline Fuel System

Design considerations for the gasoline fuel system, including separate tanks vs. common tanks.

LP Gas Fuel System

Requirements for flexible hoses, clearances, and sealing compound for LP gas.

Exhaust Systems

Electrical Connections

Battery and Connections

Recommendations for a 12-Volt battery and proper connection procedures.

AC Load Lead Connections

Identifying load leads (L1, L2, LO, ground) and their connections.

Remote Switch Connection

Information on installing a remote start/stop panel and wiring harnesses.

Service Ordering Instructions

Service Manual Procurement

How to obtain a service manual or parts catalog.

Routine Service Parts

Information on contacting a dealer for routine service parts.

Operating Hour Service Log

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