Checking Spark Plug Gap | Kohler 3.5CFZ, 4CZ, 5CFZ, 6.5CZ guide

		1
			2
			1-514
1.	0.028--0.031 in.	2.	Spark Plug Electrodes
	(0.7--0.8 mm) Gap

Figure 3-12. Checking Spark Plug Gap

1-511

Figure 3-13. Adjusting Spark Plug Gap

TP-5695 12/93

Scheduled Maintenance 3-11

Image 39

Kohler 3.5CFZ, 4CZ, 5CFZ, 6.5CZ installation manual Checking Spark Plug Gap

Contents

5CZ Marine Generator SetsModels 5CFZ California Proposition Table of Contents Safety Precautions and Instructions Carbon monoxide can cause severe nausea Carbon monoxide Can cause severe nausea, fainting, or death Sulfuric acid in batteries can cause severe injury or Sulfuric acid in batteries Can cause severe injury or death Explosive fuel vapors can cause severe injury or Explosive fuel vapors Can cause severe injury or death Flying projectiles can cause severe injury or death Accidental starting Can cause severe injury or deathAccidental starting can cause severe injury or Rotating parts Can cause severe injury or death Hazardous noise Can cause loss of hearing Fire Can cause severe injury or deathSudden backfire can cause severe injury or death Sudden flash fire can cause severe injury or death 246242 Pleasure Craft Reference Material Additional References Commercial Vessels Part Description Kohler Part No Routine Service Parts Abbreviation Description Glossary of Abbreviations NEC Introduction SpecificationsSpecifications General Specifications 5CFZ/4CZ 5CFZ/6.5CZ Generator GX360EV Engine BPR4HS NGK Accessories Service Views typical Service Views Prestart Checks Operation Controller Controller Stopping Starting Circuit Protection Engine Safety Shutdown Switches High Water Temperature Shutdown Switch Remote Panels Optional Remote Panel Features Remote Start and Four-Meter Panel Kit Remote Start and Four-Meter Features Scheduled Maintenance Or 2 Years Service Schedule Generator Lubrication System Specifications Oil Change/Oil Filter Change Adding Oil Removing Oil Filter Fuel System Fuel Pump Screen Fuel Pump Screen Carburetor/Choke Lubrication Carburetor Adjustments Ignition System Service Ignition SystemSpark Plugs Carbon fouled Problem Means of Identification Possible Cause NormalGap bridged Oil fouled 12. Checking Spark Plug Gap Cooling Systems- Closed/Heat Exchanger Filling and CheckingHot coolant and steam Can cause severe injury or death 14. Air-Bleed Screw Flushing and Cleaning TP-5695 12/93 Scheduled Maintenance 17. Removing Anticorrosion Zinc Anticorrosion Zinc Servicing Mixing Elbow Air Cleaner Mixing ElbowServicing Air Cleaner Pressure Cap Checking Specific Gravity BatteryCleaning Checking Electrolyte Level Charging 21. Specific Gravity Temperature Correction Valve Adjustment 22. Determining Top Dead Center Governor Adjustment GovernorLubrication Generator Service Wattage RequirementsGeneral Storage Procedure Not start TroubleshootingEngine Unit cranks but will Problem Possible Cause Corrective Action Stops suddenly Lacks powerOperates erratically Electrical System Generator Schematic Wiring Diagram--3.5CFZ, 4CZ, 5CFZ, and 6.5CZ Wiring Diagrams 4CZ Diagrams Wire Generator Sets To Generator To Shore Set PowerTo Load 60 Hz LO Neutral GroundLoad Side Line Side Without Jumper Lead L1--L3Page Installation Generator Selection and Wattage RequirementsMotor Loads Kilowatt Derating Appliance Loads Typical Location and Mounting Air Requirements CFM L/min Model Combustion Cooling LocationVentilationSpace Mounting Fuel Supply Fuel Systems Max. Lift ft. m In. mm Anti-Siphon ProvisionsFuel Lines Fuel Pump Lift Capabilities Fuel Consumption 11. Intake Strainer Cooling Systems 13. Seawater Strainer Closed/Heat Exchanger 15. Closed/Heat Exchanger Cooling System Exhaust Systems Carbon monoxide 17. Typical Above Waterline Installation Mid/Below Waterline Above Waterline Installation in Steel or Aluminum Vessels Electrical SystemsAC Voltage Connections Wiring Battery Lead Designations Pin Function Remote Start Switch Connection Section Dimension Drawing--3.5CFZ, 4CZ, 5CFZ, and 6.5CZ Standard on 5CFZ and 6.5CZ Sound Shield--Optional on 3.5CFZ and 4CZ Parts Ordering Instructions For Sales & Service in U.S.A. & Canada Phone Operating Hour Service Log Kohler CO. KOHLER, Wisconsin 53044 Phone