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Installation
Residential/Commercial Generator Sets
Models:
12RESM1
12/17/18RESL
12/17/18RESNT
12/18RESHD
Controller:
DC-RET Digital Control
TP-6516 4/09d
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California Proposition 65 WARNING Engineexhaustfromthisproductcontainschemicals knowntotheStateofCaliforniatocausecancer,birth defects, or other reproductive harm. ProductIdentificationInformation GeneratorSet IdentificationNumbers EngineIdentification Record the product identification numbers from the Record the product identification information from the generator set nameplate(s). engine nameplate. Model Designation Manufacturer Specification Number Model Designation Serial Number Serial Numb
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TableofContents ProductIdentificationInformation .......................................................... 2 SafetyPrecautionsandInstructions ........................................................ 5 Introduction............................................................................... 9 ServiceAssistance ........................................................................ 11 Section1 Installation...................................................................... 13 1.1 General....
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Notes 4 TP-6516 4/09
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SafetyPrecautionsandInstructions IMPORTANTSAFETYINSTRUCTIONS. AccidentalStarting WARNING Electromechanical equipment, including generator sets, transfer switches,switchgear,andaccessories, WARNING can cause bodily harm and pose life-threatening danger when improperly installed, operated, or maintained. To prevent accidents be Explosion. Can cause severe injury or death. aware of potential dangers and act safely. Read and follow all safety Relays in the battery charger Accidentalstarting. precaut
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Batterygases. Explosioncancause Servicing the fuel system. A flash Carbon monoxide symptoms. severeinjuryordeath. Batterygases firecancausesevereinjuryordeath. Carbonmonoxidecancausesevere cancauseanexplosion. Donotsmoke Do not smoke or permit flames or nausea, fainting, or death. Carbon orpermitflamesorsparkstooccurnear sparks near the carburetor, fuel line, monoxideisapoisonousgaspresentin abatteryatanytime,particularlywhen fuel filter, fuel pump, or other potential exhaustgases. Carbonmonoxid
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Short circuits. Hazardous HazardousNoise CAUTION voltage/current can cause severe injury or death. Short circuits can cause bodily injury and/or equipment CAUTION damage. Do not contact electrical connectionswithtoolsorjewelrywhile making adjustments or repairs. Removealljewelrybeforeservicingthe Weldingthegeneratorset. equipment. Can cause severe electrical equipmentdamage. Electrical backfeed to the utility. Hazardousnoise. Hazardous backfeed voltage can Cancausehearingloss. Never weld compone
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HotParts WARNING Hotengineandexhaustsystem. Cancausesevereinjuryordeath. Donotworkonthegeneratorsetuntil it cools. Servicing the exhaust system. Hot parts can cause severe injury or death. Donottouchhotengineparts. The engine and exhaust system components become extremely hot during operation. Servicing the engine heater. Hot parts can cause minor personal injuryorpropertydamage. Installthe heater before connecting it to power. Operatingtheheaterbeforeinstallation can cause burns and component d
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Introduction Thismanualprovidesinstallationinstructionsfor12,17, Informationinthispublicationrepresentsdataavailable and 18 kW residential/commercial generator sets at the time of print. Kohler Co. reserves the right to equipped with the Kohler DC-RET Digital Control. change this publication and the products represented Refer to TP-6517, Operation Manual, for generator set without notice and without any obligation or liability operation and maintenance instructions. whatsoever. The generator se
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8 Control detail, top view 12 9 11 10 12 342 5 6 7 See control detail 190 21 18 22 26 25 23 17 ADV-7341A-B 16 15 14 13 24 1. Muffler 14. Oil drain hose 2. Oil check 15. Nameplate location (on base) 3. Oil fill 16. Oil drain valve 4. Air cleaner 17. Exhaustoutlet 5. Spark plug locations (both sides) 18. Field-connection terminal block location 6. Oil filter 19. LPfuel orifice location (inside hose fitting) 7. Oil cooler location 20. Gas regulator assembly 8. DC-RET Digital Control display 21. DSA
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ServiceAssistance For professional advice on generator set power AsiaPacific requirementsandconscientiousservice,pleasecontact Power SystemsAsia Pacific Regional Office your nearest Kohler distributor or dealer. Singapore, Republic of Singapore Phone: (65) 6264-6422 Consult the Yellow Pages under the heading Fax: (65) 6264-6455 Generators—Electric. China North China Regional Office, Beijing Visit the Kohler Power Systems website at Phone: (86) 10 6518 7950 KohlerPower.com. (86) 10 6518 7951
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Notes 12 TP-6516 4/09
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Section1 Installation 1.1 General 1.3 GeneratorSetInspection Have an authorized distributor/dealer install the Complete a thorough inspection of the generator set. generator set outdoors according to the instructions in Check for the following: thismanual. Thegeneratorsetinstallationmustcomply 1. Inspect the generator set for loose or damaged with the National Electrical Code (NEC)and localcode parts or wires. Repair or tighten any loose parts requirements. Donotinstallthisgeneratorsetindoors. b
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Figure1-2 Generator Set Mounting Details and Dimensions, 12 kW Models, ADV-7466, Sheet 1 14 Section 1 Installation TP-6516 4/09 Note: Fuel system may differ from drawing. See Section 1.7.
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Figure1-3 Generator Set Clearances, 12 kW Models, ADV-7466, Sheet 2 TP-6516 4/09 Section 1 Installation 15
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Figure1-4 Generator Set Mounting Details and Dimensions, 17/18 kW Models, ADV-7341-B, Sheet 1 16 Section 1 Installation TP-6516 4/09
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Figure1-5 Generator Set Clearances, 17/18 kW Models, ADV-7341-B, Sheet 2 TP-6516 4/09 Section 1 Installation 17
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1.4.1 Exhaust Requirements 3 WARNING 1 Carbonmonoxide. Can cause severe nausea, 3 fainting,ordeath. 2 GM51561 1. Exhaustoutlet The exhaust system must be 2. Alternator air intake (both sides) leakproof and routinely inspected. 3. Engine air intake Generator set operation. Carbon monoxide can cause Figure1-7 Cooling Air Intake and Exhaust severenausea,fainting,ordeath. Carbonmonoxideisan odorless,colorless,tasteless,nonirritatinggasthatcancause 3 AirRequirements, m /min. (cfm) deathifinhaledforev
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1.6 FuelRequirements FuelConsumptionat%RatedLoad 3 NaturalGas,m /hr.(cfh) The generator set operates using natural gas or LP 100% 5.9 (209) vapor fuel. The generator set is EPA-certified for both 75% 4.8 (168) natural gas and LP vapor fuels. 50% 3.6 (127) The fuel system installation must comply with the NEC 25% 2.4 (85) and local codes. 3 LPVapor,m /hr.(cfh) 100% 3.1 (108) 1.6.1 FuelSupply 75% 2.5 (87) 50% 1.9 (65) Because of variable climates and geographical 25% 1.2 (44) considerations, conta
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1.6.2 FuelPipeSize 1.7 FuelConversion Ensure that the natural gas pipe size and length meet The multi-fuel system allows conversion from natural the specifications in Figure 1-13 or Figure 1-14. gas to LP vapor (or vice-versa) in the field while Measurethepipelengthfromtheprimarygaspressure maintainingemissions-standardcompliance. Atrained regulator to the pipe connection on the generator set technician or authorized distributor/dealer can convert fuel inlet. Add 2.4 m (8 ft.) to the measured le
