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Kohler 14/20RES, Operation Manual

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Residential/Commercial Generator Sets

Models:

14/20RES

14/20RESL

Controller:

RDC Residential Digital Control

DC Digital Control

TP-6734 5/10

Operation

Summary of Contents for 14/20RES

Page 1: ...Residential Commercial Generator Sets Models 14 20RES 14 20RESL Controller RDC Residential Digital Control DC Digital Control TP 6734 5 10 Operation...

Page 2: ...eadily available for future reference Record field installed kit numbers after installing the kits Generator Set Identification Numbers Record the product identification numbers from the generator set...

Page 3: ...Generator Set Operation 21 2 6 1 Engine Start Crank Cycle 21 2 6 2 Local Starting and Stopping 21 2 6 3 Automatic Operation with Model RRT Transfer Switch 21 2 6 4 Automatic Operation with Model RDT...

Page 4: ...ner Service 34 3 4 1 Air Cleaner 14RES RESL Models 34 3 4 2 Air Cleaner 20RES RESL Models 35 3 5 Cooling System 36 3 6 Exhaust System 36 3 7 Battery 37 3 8 Battery Charger 38 3 8 1 RES Battery Charger...

Page 5: ...r set or connected equipment disable the generator set as follows 1 Move the generator set master switch to the OFF position 2 Disconnect the power to the battery charger 3 Remove the battery cables n...

Page 6: ...apors are flammable and explosive Handle these materials carefully to minimize the risk of fire or explosion Equip the compartment or nearby area with a fully charged fire extinguisher Select a fire e...

Page 7: ...ar hearing protection when near an operating generator set Hazardous Voltage Moving Parts Hazardous voltage Can cause severe injury or death Operate the generator set only when all guards and electric...

Page 8: ...death and equipment damage Do not use lifting eyes Lift the generator set using lifting bars inserted through the lifting holes on the skid WARNING Hot Parts Hot engine and exhaust system Can cause se...

Page 9: ...ion and to avoid bodily injury Read and follow the Safety Precautions and Instructions section at the beginning of this manual Keep this manual with the equipment for future reference The equipment se...

Page 10: ...nts The following table provides the engine compliance period in hours associated with the category descriptor found on the certification label Emission Compliance Period hours EPA C 250 B 500 A 1000...

Page 11: ...eadquarters Europe Middle East Africa EMEA Kohler Power Systems 3 rue de Brennus 93200 Saint Denis France Phone 33 1 49 178300 Fax 33 1 49 178301 Asia Pacific Power Systems Asia Pacific Regional Offic...

Page 12: ...TP 6734 5 10 12 Service Assistance Notes...

Page 13: ...r and tear D Field convertible multi fuel systems that allow fuel changeover from natural gas to LP vapor and vice versa while maintaining CARB emission certification D Digital spark advance optimizes...

Page 14: ...d Overcrank d Overfrequency d Overspeed d Overvoltage d Underfrequency d Underspeed d Undervoltage D Selectable exercise and test modes d Weekly unloaded quiet diagnostic test d Weekly loaded exercis...

Page 15: ...manual for more information 1 6 2 OnCuet Home Generator Management System The Kohlerr OnCuet Home Generator Management System allows monitoring and control of your RES or RESL generator set from a pe...

Page 16: ...aust outlet 12 Air intake 13 Lifting holes 14 Field connection terminal block location 15 Digital spark advance ignition DSAI leads 16 Fuel solenoid valve 17 Oil drain hose 18 Engine starting battery...

Page 17: ...set to run automatically See Section 2 7 for instructions to set the exerciser If the generator set is connected to a Kohlerr model RDT or RSB transfer switch refer to the transfer switch instructions...

Page 18: ...ED display 2 Up button RDC only 3 Select button RDC only 4 Down Exercise button RDC 5 Exercise button DC 6 Service access see Section 4 2 7 RUN button and LED 8 AUTO button and LED 9 OFF button and LE...

Page 19: ...ode if applicable tnLd t LD EnLd or E Ld Figure 2 2 Data Displays Generator Running Display Description Blank dark Controller is off u Controller software version number XXX X Engine hours to 999 9 XX...

Page 20: ...rotected Contact your distributor dealer if necessary UP arrow Figure 2 4 Pushbutton Operation 2 5 3 LED Indicators LEDs above the RUN OFF and AUTO buttons indicate the mode of operation as shown in F...

Page 21: ...ress the AUTO button to put the controller into automatic mode Automatic Start The RDC DC controller receives utility source voltage sensing data from the model RRT transfer switch 1 If the utility so...

Page 22: ...exercise time is set to the time the down arrow or exercise button was pressed An unloaded ultra quiet diagnostic test will occur at the same time every seven days 2 7 2 Low Speed Diagnostics During t...

Page 23: ...electrical load from the utility source to the generator set Press the RUN button to start an unloaded test The engine cranks and starts tnLd appears on the display once the generator is running The...

Page 24: ...orrected However the fault condition at the controller does not clear until the controller is reset The generator set cannot be restarted until the fault condition is corrected and the controller is r...

Page 25: ...Contact an authorized distributor dealer for service OS Overspeed SD Engine speed exceeds 115 of the normal running speed for more than 0 3 seconds Contact an authorized distributor dealer for servic...

Page 26: ...ds after crank disconnect Warning after 1 second if no output detected after crank disconnect Fault after 3 seconds if voltage was present and then lost Contact an authorized distributor dealer for se...

Page 27: ...e engine cooldown time delay times out 4 The generator is signaled to stop 2 10 3 Time Delays Time delays are factory set to the values shown in Figure 2 9 An authorized distributor dealer can adjust...

Page 28: ...le The load must be connected to the load control output on the interface board of the model RRT transfer switch See the transfer switch operation and installation manual for connection instructions 2...

Page 29: ...rt command from a remote computer Hazardous voltage Can cause severe injury or death Operate the generator set only when all guards and electrical enclosures are in place Moving parts WARNING Hot engi...

Page 30: ...l System Tighten control and power wiring connections X Yearly Remote control system if equipped X Monthly Visible wear or damage X Quarterly Wire abrasions where subject to motion X X Six Months Wire...

Page 31: ...lectrical System Tighten control and power wiring connections X Yearly Remote control system if equipped X Monthly Visible wear or damage X Quarterly Wire abrasions where subject to motion X X Six Mon...

Page 32: ...Recommendation Use 5W 30 API American Petroleum Institute Service Class SG SH or SJ synthetic oil Synthetic oil oxidizes and thickens less than other oils and leaves the engine intake valves and pist...

Page 33: ...t for a minute to allow the oil pressure to reach operating range g Stop the generator set wait 1 minute and then recheck the oil level Add oil to bring the level up to the F mark on the dipstick 4 Ch...

Page 34: ...igure 3 6 Adjusting the Spark Plug Gap 3 4 Air Cleaner Service 3 4 1 Air Cleaner 14RES RESL Models The engine has a replaceable high density paper air cleaner element with an oiled foam precleaner See...

Page 35: ...6 Remove the precleaner from the paper element Note Do not wash the paper element or clean it with pressurized air as this will damage the element 7 Replace the element if it is dirty bent or damaged...

Page 36: ...seated Rotate the latch clockwise over the molded lip on the element 6 Install the air cleaner cover and secure with the two retaining knobs 7 When element replacement is necessary order genuine Kohl...

Page 37: ...onnections while the battery is charging Always turn the battery charger off before disconnecting the battery connections Ventilate the compartments containing batteries to prevent accumulation of exp...

Page 38: ...12 describes the LED indicator operation during each stage of the charging process See Section 4 4 for battery charger troubleshooting information if necessary Figure 3 11 Charging Method Display Ope...

Page 39: ...e OFF position the generator set runs but the generator output is disconnected from the load 3 9 2 Fuses A 20 amp circuit breaker protects the alternator and two fuses protect the electrical controls...

Page 40: ...ator set until the engine stops 4 Press the OFF button on the generator set controller 3 10 3 Cylinder Lubrication 1 Remove the spark plugs 2 Pour one tablespoon of engine oil into each spark plug hol...

Page 41: ...rvice Access The controller fuses and alternator winding circuit breaker are accessible from the front of the controller Remove the service access door to reach the circuit breaker and fuses See Figur...

Page 42: ...eck the spark plug wires Low oil pressure shutdown Check the oil level Fuel pressure insufficient Check the fuel supply and valves Engine malfunction Contact an authorized distributor dealer No AC out...

Page 43: ...all DC equipment while charging Red and green LEDs stay on for more than 24 hours Onboard DC systems are drawing between 1 5 and 5 amps Turn off all DC equipment while charging One or more inoperativ...

Page 44: ...TP 6734 5 10 44 Section 4 Troubleshooting Notes...

Page 45: ...s cu in cubic inch cw clockwise CWC city water cooled cyl cylinder D A digital to analog DAC digital to analog converter dB decibel dB A decibel A weighted DC direct current DCR direct current resista...

Page 46: ...hillipsr head Crimptiter screw PHH Phillipsr hex head screw PHM pan head machine screw PLC programmable logic control PMG permanent magnet generator pot potentiometer potential ppm parts per million P...

Page 47: ......

Page 48: ...r Wisconsin 53044 Phone 920 565 3381 Fax 920 459 1646 For the nearest sales service outlet in the US and Canada phone 1 800 544 2444 KohlerPower com Kohler Power Systems Asia Pacific Headquarters 7 Ju...

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