Kohler 3.5CFZ, 4CZ, 5CFZ, 6.5CZ installation manual Introduction, General Specifications

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Section 1. Specifications

Introduction

The craft is equipped with a dependable 110 volt (reconnectable to 110/220 volt), 50 Hz; or 120 volt (reconnectable to 120/240 volt), 60 Hz single-phase alternating current marine generator set. Service requirements are minimal but are very important to the safe and efficient operation of the generator set; therefore, inspect associated parts often. It is

recommended that an authorized service

dealer/distributor perform required servicing to assure the unit continues to meet U.S.C.G. requirements.

Please take a few moments to read this manual, then carefully follow all service recommendations to keep the set in top condition. Keep this manual aboard the craft for future reference. See Figure 1-1 for identification and location of components.

Specifications

General Specifications

	3.5CFZ		5CFZ
Dimensions--L x W x H--in. (mm)	27.87 x 17.50 x 16.60		31.07 x 18.10 x 17.50
	(708 x 445 x 422)		(789 x 460 x 445)
with Sound Shield	31.07 x 18.10 x 17.50		31.07 x 18.10 x 17.50
	(789 x 460 x 445)		(789 x 460 x 445)
Weight--(wet), lbs. (kg)	208 (94)		231	(104)
with Sound Shield	231 (104)		231	(104)
Air Requirements--cfm (L/min.)	18 (510)		18 (510)
Fuel Consumption U.S. gal./hr. (L/hr.)
Load
25%	0.42	(1.59)	0.44	(1.67)
50%	0.50	(1.89)	0.54	(2.04)
75%	0.59	(2.23)	0.66	(2.50)
100%	0.68 ( 2.57)		0.80	(3.03)
	4CZ		6.5CZ

Dimensions--L x W x H --in. (mm)	27.87 x 17.50 x 16.60		31.07 x 18.10 x 17.50
	(708 x 445 x 422)		(789 x 460 x 445)
with Sound Shield	31.07 x 18.10 x 17.50		31.07 x 18.10 x 17.50
	(789 x 460 x 445)		(789 x 460 x 445)
Weight--(wet), lbs. (kg)	190 (86)		231	(104)
with Sound Shield	213 (96)		231	(104)

Air Requirements--cfm (L/min.)	18 (510)		18 (510)
Fuel Consumption U.S. gal./hr. (L/hr.)

Load
25%	0.48	(1.81)	0.53	(2.00)

50%	0.55 (2.08)		0.62	(2.34)
75%	0.62 (2.34)		0.86	(3.25)

100%	0.68 (2.57)		1.02	(3.86)

TP-5695 12/93

Specifications 1-1

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Contents Marine Generator Sets Models5CFZ 5CZCalifornia Proposition Table of Contents Safety Precautions and Instructions Carbon monoxide Can cause severe nausea, fainting, or death Carbon monoxide can cause severe nauseaSulfuric acid in batteries Can cause severe injury or death Sulfuric acid in batteries can cause severe injury orExplosive fuel vapors Can cause severe injury or death Explosive fuel vapors can cause severe injury orAccidental starting Can cause severe injury or death Accidental starting can cause severe injury orRotating parts Can cause severe injury or death Flying projectiles can cause severe injury or deathFire Can cause severe injury or death Sudden backfire can cause severe injury or deathSudden flash fire can cause severe injury or death Hazardous noise Can cause loss of hearing246242 Reference Material Pleasure CraftCommercial Vessels Additional ReferencesRoutine Service Parts Part Description Kohler Part NoGlossary of Abbreviations Abbreviation DescriptionNEC Specifications SpecificationsGeneral Specifications IntroductionGenerator 5CFZ/4CZ 5CFZ/6.5CZEngine GX360EVBPR4HS NGK Accessories Service Views Service Views typicalOperation Prestart ChecksController ControllerStarting StoppingEngine Safety Shutdown Switches Circuit ProtectionHigh Water Temperature Shutdown Switch Remote Panel Features Remote Panels OptionalRemote Start and Four-Meter Features Remote Start and Four-Meter Panel KitScheduled Maintenance Service Schedule Or 2 YearsGenerator Specifications Lubrication SystemAdding Oil Oil Change/Oil Filter ChangeFuel System Removing Oil FilterFuel Pump Screen Fuel Pump ScreenCarburetor Adjustments Carburetor/Choke LubricationIgnition System Ignition System ServiceSpark Plugs Problem Means of Identification Possible Cause Normal Gap bridgedOil fouled Carbon fouled12. Checking Spark Plug Gap Filling and Checking Cooling Systems- Closed/Heat ExchangerHot coolant and steam Can cause severe injury or death 14. Air-Bleed Screw Flushing and Cleaning TP-5695 12/93 Scheduled Maintenance Anticorrosion Zinc 17. Removing Anticorrosion ZincAir Cleaner Mixing Elbow Servicing Air CleanerPressure Cap Servicing Mixing ElbowBattery CleaningChecking Electrolyte Level Checking Specific Gravity21. Specific Gravity Temperature Correction ChargingValve Adjustment 22. Determining Top Dead Center Governor Governor AdjustmentLubrication Wattage Requirements Generator ServiceGeneral Storage Procedure Troubleshooting EngineUnit cranks but will Not startLacks power Problem Possible Cause Corrective Action Stops suddenlyOperates erratically Electrical System Generator Wiring Diagrams Schematic Wiring Diagram--3.5CFZ, 4CZ, 5CFZ, and 6.5CZDiagrams 4CZTo Generator To Shore Set Power Wire Generator SetsTo Load LO Neutral Ground Load SideLine Side 60 HzL1--L3 Without Jumper LeadPage Generator Selection and Wattage Requirements InstallationMotor Loads Appliance Loads Kilowatt DeratingTypical Location and Mounting LocationVentilation SpaceMounting Air Requirements CFM L/min Model Combustion CoolingFuel Systems Fuel SupplyAnti-Siphon Provisions Fuel LinesFuel Pump Lift Capabilities Fuel Consumption Max. Lift ft. m In. mmCooling Systems 11. Intake StrainerClosed/Heat Exchanger 13. Seawater StrainerExhaust Systems 15. Closed/Heat Exchanger Cooling System17. Typical Above Waterline Installation Carbon monoxideAbove Waterline Mid/Below WaterlineElectrical Systems Installation in Steel or Aluminum VesselsAC Voltage Connections Battery WiringRemote Start Switch Connection Lead Designations Pin FunctionDimension Drawing--3.5CFZ, 4CZ, 5CFZ, and 6.5CZ SectionSound Shield--Optional on 3.5CFZ and 4CZ Standard on 5CFZ and 6.5CZFor Sales & Service in U.S.A. & Canada Phone Parts Ordering InstructionsOperating Hour Service Log Kohler CO. KOHLER, Wisconsin 53044 Phone