Centurion 004666-0 Installation And Owner'S Manual Download Page 45

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Generac

Power Systems, Inc.

Section 9 — Notes

Centurion 11, 13 and 15 kW Air-cooled Generators

Summary of Contents for 004666-0

Page 1: ...dby Generators Models 005011 0 11 kW 004666 0 13 kW 15 kW DEADLY EXHAUST FUMES OUTDOOR INSTALLATION ONLY DANGER CENTURION CENTURION CENTURION Not intended for use as Primary Power in place of utility or in life support applications CENTURION CENTURION CENTURION This manual should remain with the unit ...

Page 2: ... points out potential explosion hazard This symbol points out potential fire hazard This symbol points out potential electrical shock hazard The operator is responsible for proper and safe use of the equipment Generac strongly recommends that the operator read this Owner s Manual and thor oughly understand all instructions before using this equipment Generac also strongly recommends instructing ot...

Page 3: ...ional Corrosion Protection 13 2 8 Voltage Regulator Adjustment 13 Section 3 Operation 13 3 1 Break in Procedure 13 3 2 Using the Auto Off Manual Switch 13 3 2 1 Auto Position 13 3 2 2 Off Position 13 3 2 3 Manual Position 13 3 3 Automatic Transfer Operation 14 3 4 Sequence of Automatic Operation 14 3 5 Manual Transfer Operation 14 3 5 1 Transfer to Generator Power Source 14 3 5 2 Transfer Back to ...

Page 4: ...rly in strict compli ance with applicable codes and standards Following installation do nothing that might ren der the system unsafe or in noncompliance with such codes and standards Keep hands feet clothing etc away from drive belts fans and other moving or hot parts Never remove any drive belt or fan guard while the unit is operating Adequate unobstructed flow of cooling and venti lating air is ...

Page 5: ... the manufacturer s instructions and recommendations Following proper installa tion do nothing that might alter a safe installation and render the unit in noncompliance with the aforementioned codes standards laws and regu lations Keep a fire extinguisher near the generator at all times Extinguishers rated ABC by the National Fire Protection Association are appropriate for use on the standby elect...

Page 6: ...stems that protect it against potentially damaging conditions 1 Low Oil Pressure Sensor 3 Overcrank 2 High Temperature Sensor 4 Overspeed There are LED readouts on the control panel to noti fy personnel that one of these faults has occurred 1 3 NEC REQUIREMENT FOR ARC FAULT CIRCUIT INTERRUPTION BREAKER FOR BEDROOMS In 2001 the National Electric Code NEC introduced a requirement for new constructio...

Page 7: ... Information Centurion 11 13 and 15 kW Air cooled Generators 1 4 THE GENERATOR Control Panel Air Filter Exhaust Enclosure Battery Compartment Fuel Inlet Oil Filter Oil Dipstick Data Decal Fuel Regulator Figure 1 1 11 kW 13 kW V Twin GT 990 Engine ...

Page 8: ...and condition etc Maximum power decreases about 3 5 percent for each 1 000 feet above sea level and also will decrease about 1 percent for each 6 C 10 F above 16 C 60 F ambient temperature Load current values shown for 120 volts are maximum TOTAL values for two separate circuits The maximum current in each circuit must not exceed the value stated for 240 volts 15 000 watt with upgrade kit 04578 1 ...

Page 9: ...ONSUMPTION Natural gas is in cubic feet per hour LP is in gallons per hour cubic feet per hour Gaseous fuels such as natural gas and liquid propane LP gas are highly explosive Even the slightest spark can ignite such fuels and cause an explosion No leakage of fuel is permitted Natural gas which is lighter than air tends to collect in high areas LP gas is heavier than air and tends to settle in low...

Page 10: ...length of piping Install the generator as close as possible to the transfer switch HOWEVER REMEMBER THAT LAWS OR CODES MAY REGULATE THE DIS TANCE 1 10 2 TRANSFER SWITCH The transfer switch shipped with this generator is rated 100 amps maximum at 120 240 volts AC single phase The enclosure of the transfer switch is NEMA 1 This type of enclosure is intended for indoor use only Follow these rules Ins...

Page 11: ...ng on batteries Remove watches rings or other metal objects Use tools with insulated handles Wear rubber gloves and boots Do not lay tools or metal parts on top of the battery and Disconnect charging source prior to connecting or dis connecting battery terminals Do not open or mutilate the battery Released electrolyte has been known to be harmful to the skin and eyes and to be toxic The electrolyt...

Page 12: ...oltage across transfer switch ter minals N1 and N2 Nominal line to line voltage should be 240 volts AC 5 Check utility power source voltage across termi nals N1 and the transfer switch neutral lug then across terminal N2 and neutral Nominal line to neutral voltage should be 120 volts AC 6 When certain that utility supply voltage is com patible with transfer switch and load circuit rat ings turn OF...

Page 13: ...ould shut down 2 5 CHECKING AUTOMATIC OPERATION To check the system for proper automatic operation proceed as follows 1 Check that the AUTO OFF MANUAL switch is set to OFF 2 Turn OFF the utility power supply to the transfer switch using the means provided such as a util ity main line circuit breaker 3 Manually set the transfer switch to the UTILITY position i e load terminals connected to the util...

Page 14: ...g adjustments be careful to avoid overspeeding the engine If this procedure or equipment are not available locate the nearest Generac Dealer and they can per form the adjustments NOTE A service fee may be charged for this adjustment 2 7 ENGINE GOVERNOR ADJUSTMENT If both AC frequency and voltage are correspondingly high or low adjust the engine governor as follows 1 Loosen governor clamp bolt 2 Co...

Page 15: ...oximately 25 rated load and run the unit for one hour 5 Run the unit for one hour at 50 rated load 6 Run the unit for one hour at 75 rated load 7 Run the unit for one hour at 100 rated load 8 Turn ON the utility power supply to the transfer switch which will allow the transfer switch to transfer back to utility power The unit will con tinue to run for one minute and then shut down 9 Allow the unit...

Page 16: ...ignalled to shut down The actual sequence of operation is controlled by sensors and timers on a control logic circuit board as follows A Utility Voltage Dropout Sensor This sensor monitors utility source voltage If utility source voltage drops below about 60 per cent of the nominal supply voltage the sensor energizes a 15 second timer Once the timer has expired the engine will crank and start B En...

Page 17: ...week and at the time of day the following sequence is completed During this exercise period the unit runs for approx imately 12 minutes and then shuts down Transfer of loads to the generator output does not occur during the exercise cycle A switch on the control panel see Figure 3 1 allows for selection of the day and time for system exercise To select the desired day and time of day following seq...

Page 18: ...load The fuse is wired in series with the battery output lead to the panel If the fuse element has melted open the engine will not crank or start Replace the fuse using only an identical 15 amp replacement The generator panel s 5 amp fuse protects the battery charge circuit against overload If the fuse element has melted open there will not be battery charging capabilities Replace the fuse using o...

Page 19: ...ion 4 3 1 See Section 1 5 2 for oil capaci ties 4 4 CHANGING THE OIL FILTER Change the engine oil filter as follows 1 With the oil drained remove the old oil filter by turning it counterclockwise 2 Apply a light coating of clean engine oil to the gas ket of the new filter See Section 1 5 1 for recom mended filter 3 Screw the new filter on by hand until its gasket lightly contacts the oil filter ad...

Page 20: ...risk of electrical shock and high short circuit current The following precautions are to be observed when working on batteries Remove watches rings or other metal objects Use tools with insulated handles Wear rubber gloves and boots Do not lay tools or metal parts on top of the battery and Disconnect charging source prior to connecting or dis connecting battery terminals Do not open or mutilate th...

Page 21: ...se a large socket and socket wrench to rotate the nut and hence the engine While watching the piston through the spark plug hole The piston should move up and down The piston is at TDC when it is up as high as it can go Loosen the rocker jam nut Use an 10mm allen wrench to turn the pivot ball stud while checking clearance between the rocker arm and the valve stem with a feeler gauge Correct cleara...

Page 22: ...the battery and store it in a cool dry room on a wooden board Never store the battery on any concrete or earthen floor 9 Clean and wipe the entire generator 4 11 2 RETURN TO SERVICE To return the unit to service after storage proceed as follows 1 Verify that utility power is turned off and that the AUTO OFF MANUAL switch is set to OFF 2 Check the tag on the engine for oil viscosity and classificat...

Page 23: ...ler Y Yearly if Repair is Needed FUEL Fuel lines and connections X M LUBRICATION Oil level X M Oil X AFTER BREAK IN AND Y Oil filter X AFTER BREAK IN AND Y COOLING Enclosure louvers X X W BATTERY Remove corrosion X X M ensure dryness Clean and tighten X X M battery terminals Check charge state X R EVERY 6 M Electrolyte level X R EVERY 6 M unsealed batteries only ENGINE AND MOUNTING Air cleaner X R...

Page 24: ...e air cleaner and runs rough plugged or damaged 2 Defective spark plug s 2 Clean re gap or replace plug s 3 Fuel regulator not set 3 Set fuel regulator 4 Fuel pressure incorrect 4 Confirm fuel pressure to generator is 11 14 WC 0 6 PSI The AUTO OFF MANUAL switch 1 Defective switch 1 is set to OFF but the engine 2 AUTO OFF MANUAL switch 2 continues to run wired incorrectly 3 Defective control board ...

Page 25: ...R NTAKE IF SUPPLIED DO NOT LIFT BY THE ROOF LIFTING HOLES 4 CORNERS Ø30 2mm Ø1 19 ROUNDING LUG 3 4 NPT FUEL INLET GAS PRESSURE OF 11 14 WATER COLUMN REQUIRED ALL DIMENSIONS IN MILLIMETERS INCHES 76 2mm 3 00 PEA GRAVEL MINUMUM 914mm 36 0 MINIMUM OPEN AREA ALL AROUND UNIT 716 28 604 23 5 1193 47 260 10 2 149 5 9 308 12 743 29 207 8 14 704 27 7 622 24 5 1232 48 5 1172 3 46 2 490 7 CABLE ACCESS HOLES ...

Page 26: ...L SOLENOID SP1 SP2 SPARK PLUGS SC STARTER CONTACTOR IC INLINE CONNECTOR F1 FUSE 15 AMP F2 FUSE 5 AMP SM STARTER MOTOR D DIODE BA BRUSH ASSEMBLY L E D ALARM INDICATORS 3 50 Hz Operation 4 SPARE PRINTED CIRCUIT BOARD 1 20 Vac Sense Transformer 2 Remote Not Auto SM RED SC IC IC IC 13 16 C1 56 85 86 A B 0 SCR 85 86 18 13 3 1 0 6 4 16 13 86 J1 2 239 224 CONTROL DSW 13 14 16 15 12 17 0 3 4 5 10 7 9 8 6 ...

Page 27: ...ONNECTION CUSTOMER SWITCH CONTACTOR 240V GENERATOR 0 CB1 23 N1 N2 194 351 66A 55 77 44 11 55 0 C2 3 1 2 CONTROL PANEL BOX 225B N1 13A N2 225B 224B 14 13A 66 TX 224 225 224A 225A 11 BCR 0 11 66 77 224A 225A 4 0 CB2 162 2 66 11 6 4 2 22 5 6 9 8 10 2 22 6 11 N2 NEUTRAL CONNECTION 240VAC UTILITY INPUT 194 22 33 RELAY COIL 12Vdc TRANSFER 23 N1 22 33 11 44 66 66A 55 77 6 4 7 A 9 B 1 3 OFF Section 7 Elec...

Page 28: ... RELAY DIAGRAM KEY SC STARTER CONTACTER 2 1 5 3 4 J2 2 1 3 2 1 14 16 17 12 10 9 J1 7 5 3 2 1 F2 FUSE 5 AMP BA BRUSH ASSEMBLY CB2 CIRCUIT BREAKER ALT EXCITATION D DIODE SCR STARTER CONTACTOR RELAY 15 2 23 224 77 FIELD 11 4 22 6 162 REGULATOR ELECTRONIC VOLTAGE 0 0 4 22 0 11 0 13A 66 0 85 HTO 0 6 4 WINDING 13A 77 66 BCR LOP 351 4 SW2 86 225 0 0 0 13A 224B BATTERY CHARGER 225B 22 11 F1 224A 15A 15 13...

Page 29: ...S 194 0 0 SC FS 16 14 BATTERY CUSTOMER SUPPLIED SM 12V SC N2 N1 13 TX 56VA 1VA C2 6 C2 5 CB1 STATOR 14 RED BLACK C2 1 C1 1 C1 5 0 0 D D SCR 16 13 0 0 56 POWER N1 N2 UTILITY 240VAC INPUT RELAY TRANSFER 12Vdc COIL 17 17 15 15 0 225A 224A 225 224 13 13 15A 18 18 Section 7 Electrical Data Centurion 11 13 and 15 kW Air cooled Generators Electrical Schematic Drawing No 0D8501 B ...

Page 30: ...9 8 27 35 1 49 49 49 11 50 16 17 1 5 47 19 12 6 31 44 30 29 28 87 86 41 40 55 57 56 58 52 49 20 52 72 60 44 62 64 66 59 71 69 68 71 68 69 38 73 75 46 74 76 82 77 80 82 79 80 81 48 44 85 84 72 91 63 92 49 PRE PACKAGED UNITS ONLY Section 8 Exploded Views and Parts Lists Centurion 11 13 and 15 kW Air cooled Generators Enclosure Drawing No 0D3416 R ...

Page 31: ...37A 1 LATCH QUARTER TURN NON LOCKING ITEM PART NO QTY DESCRIPTION 43 0A2115 4 WASHER NYLON 250 44 022097 9 WASHER LOCK M6 1 4 45 022473 4 WASHER FLAT ZINC 46 036261 14 RIVET POP 125 X 129 133 30 47 047411 12 SCREW HHC M6 1 0 X 16 G8 8 48 043116 5 SCREW HHC M6 1 0 X 12 G8 8 043116 6 SCREW HHC M6 1 0 X 12 G8 8 7KW 49 0D3700 18 NUT LOCKING FLANGE M6 1 0 50 083512 11 SCREW TAPTITE M8 1 25 X 16 BP 51 0...

Page 32: ...5 55 33 36 20 57 58 59 61 60 64 62 63 65 1 2 6 3 32 33 34 35 36 40 72 2 5 19 20 39 40 47 64 93 140 16B 56 54 23 25 30 16A 34 34 15 16A 17 18 22 73 72 66 8 14 13 12 10 11 7 9 4 5 Section 8 Exploded Views and Parts Lists Centurion 11 13 and 15 kW Air cooled Generators Engine Drawing No 0E8774 B Part 1 ...

Page 33: ...ERNOR ARM 35 0C2988 1 THRUST WASHER GOVERNOR 36 0C2992 1 BUSHING GOVERNOR LOWER ITEM PART NO QTY DESCRIPTION 37 0C3971C 1 ASSEMBLY DIPSTICK WITH HANDLE 38 0C5305 1 TUBE DIPSTICK 39 0C3027 1 O RING OIL CLR 3 8 X 1 2 40 0C3007 1 SEAL 42 I D CRANKSHAFT 41 0C5731 1 ASSEMBLY HOUSING COVER WITH SLEEVE 42 0C3006 9 SCREW HHFC M10 1 5 X 55 43 080318 8 SCREW HHFC M6 1 0 X 25 44 093064 1 ASSEMBLY OIL FILL CA...

Page 34: ...99 92 101 113 112 105 107 108 103 111 141 109 125 123 96 95 143 130 114 75 78 77 76 99 118 8 97 121 124 124 119 122 125 137 120 127 126 115 116 136 138 32 142 29 134 139 135 Section 8 Exploded Views and Parts Lists Centurion 11 13 and 15 kW Air cooled Generators Engine Drawing No 0E8774 B Part 2 ...

Page 35: ... M24 109 0C8549A 1 SNORKEL AIR INTAKE ITEM PART NO QTY DESCRIPTION 110 0C3022A 1 HOUSING BLOWER NG COOLER 111 0D1131 1 GUARD FAN 112 045756 25 SCREW TAPTITE M6 1X10 YELLOW CHROME 113 0C9763 4 NUT GROMMET 1 4 PLUG 114 0C3036A 1 HOSE BREATHER 115 022145 1 WASHER FLAT 5 16 M8 ZINC 116 022129 1 WASHER LOCK M8 5 16 117 0C3018 1 WRAPPER UPPER CYLINDER 1 118 0C3019 1 WRAPPER LOWER CYLINDER 1 119 0D1142A ...

Page 36: ...1 7 13 33 12 38 17 32 31 28 31 20 19 10 17 15 32 22 39 8 6 37 14 3 2 40 1 32 24 25 10 30 19 28 27 28 32 31 41 10 18 36 35 29 36 36 35 Section 8 Exploded Views and Parts Lists Centurion 11 13 and 15 kW Air cooled Generators Generator Drawing No 0D3417 H ...

Page 37: ... ASSEMBLY BRUSH HOLDER 22 029451 2 6 FT TAPE ELEC UL FOAM 1 8 X 1 2 23 049451 1 WASHER FLAT 406ID X 1 62OD 24 022237 5 WASHER LOCK 3 8 25 022511 4 SCREW HHC 3 8 16 X 1 1 4 G5 26 022131 4 WASHER FLAT 3 8 ZINC 27 039288 4 SCREW HHC M8 1 25 x 55 G8 8 28 022145 14 WASHER FLAT 5 16 ZINC 29 049820 4 NUT LOCK HEX M8 1 25 NYL INSERT 30 045756 2 SCREW TAPTITE M6 1 0X10 BP 31 022129 10 WASHER LOCK M8 5 16 3...

Page 38: ...5 46 44 48 47 10 3 49 35 13 17 5 21 35 23 49 29 21 17 4 2 16 38 6 7 2 20 27 15 40 41 3 45 44 43 1 30 14 15 11 47 45 24 45 47 Section 8 Exploded Views and Parts Lists Centurion 11 13 and 15 kW Air cooled Generators Control Panel Assembly Drawing No 0E7974 B ...

Page 39: ...OTTOM 7KW ITEM PART NO QTY DESCRIPTION 21 075235 4 SCREW HHC M5 0 8 x 30mm 22 0D5240 1 SWITCH SPST ON ON N O 23 051714 4 NUT HEX M3 0 5 051714 2 NUT HEX M3 0 5 7KW 24 0D8502 1 NEUTRAL CONNECTOR 26 0D8441 1 HARNESS CONTROL PANEL NOT SHOWN 0E0120 1 HARNESS CONTROL PANEL WIRE NOT SHOWN 7KW 27 074908 4 SCREW TAPTITE M5 0 8 x 10 BP 28 049226 6 WASHER LOCK M5 29 051716 6 NUT HEX M5 0 8 30 0C3910 1 TRANS...

Page 40: ... 18 40 14 24 10 19 1 37 26 21 8 34 38 32 34 38 33 23 9 13 15 36 27 30 12 22 3B 22 16 3A 31 7 9 16 3 6 11 5 2 39 Section 8 Exploded Views and Parts Lists Centurion 11 13 and 15 kW Air cooled Generators GTS Load Center Drawing No 0E7973 B ...

Page 41: ... 1 ARM EXTENDER PIN 19 063378 4 HOLDER CABLE TIE 20 0D3094 1 HARNESS GTS TO MAIN PANEL 21 074138 2 LUG QUICK DISCONNECT NI S 10X45 DEG BRASS TIN 22 036933 6 SCREW PPHM 10 32 X 3 8 23 077033 6 LUG SLDLSS 1 0 14X9 16 AL CU 24 048850 1 BLOCK TERMINAL 20A 5 X 6 X 1100V 25 028739 4 TIE WRAP 3 9 X 10 26 0A2110 4 SCREW SWAGE 1 4 20 X 1 2 ZINC 27 0D3191 1 COVER RELAY TERMINAL BLOCK 28 0D3088 1 WIRE HARNES...

Page 42: ...ts Centurion 11 13 and 15 kW Air cooled Generators Regulator Drawing No 0D8720 B 1 2 5 4 10 3 6 7 8 12 11 28 26 15 14 17 13 22 23 24 25 19 20 18 29 16 21 31 18 29 16 26 14 15 17 13 21 20 19 24 22 25 23 10 9 28 11 12 27 37 35 32 10 33 34 37 36 FOR GT 760 ENGINE ONLY 32 ...

Page 43: ...DIAPHRAGM 20 0C5762 2 COVER TWIN REGULATOR 21 045764 16 SCREW TAPTITE M4X8 BP 045764 8 SCREW TAPTITE M4X8 BP 7KW 22 0C6731 2 RIVET POP 118 X 125 23 0C6067 2 SUPPORT DIAPHRAGM 24 0C4706 2 DIAPHRAGM TWIN REGULATOR 25 0C6068 2 CAP DIAPHRAGM SUPPORT 26 0C4643A 2 INLET TWIN REGULATOR 11 11 DIA 27 026073 1 PLUG STANDARD PIPE 1 8 STEEL SQUARE HEAD 28 0A4032 2 PIN LIMITED ADJUSTMENT 29 0D3308 4 WASHER FLA...

Page 44: ...42 Generac Power Systems Inc Section 9 Notes Centurion 11 13 and 15 kW Air cooled Generators ...

Page 45: ...Generac Power Systems Inc 43 Section 9 Notes Centurion 11 13 and 15 kW Air cooled Generators ...

Page 46: ...bility if your engine or a part component thereof has failed due to abuse neglect improper maintenance or unap proved modifications or the use of counterfeit and or grey market parts not made supplied or approved by Generac You are responsible for contacting a Generac Authorized Warranty Service Facility as soon as a problem occurs The warranty repairs should be completed in a reasonable amount of...

Page 47: ...bsection 4 below Any such emissions related part repaired or replaced under the ECS Warranty shall be warranted for the remainder of the ECS Warranty Period prior to the first scheduled replacement point for such emissions related part 4 Repair or replacement of any warranted emissions related part under this ECS Warranty shall be performed at no charge to the owner at a Generac Authorized Warrant...

Page 48: ... any contaminated fuels oils coolants or lack of proper fluid amounts Failures due but not limited to normal wear and tear accident misuse abuse negligence or improper installation As with all mechanical devices the Generac engines need periodic part s service and replacement to perform well This warranty will not cover repair when normal use has exhausted the life of a part s or engine Failures c...

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