Generac Power Systems 04389-0 Installation And Owner'S Manual Download Page 55

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Generac

Power Systems, Inc. 53

Section 8 — Notes

Guardian Air-cooled 7 kW, 12 kW and 15 kW Generators

Summary of Contents for 04389-0

Page 1: ...Air cooled Prepackaged Automatic Standby Generators Models 04389 0 6 kW NG 7 kW LP 04456 0 10 kW NG 12 kW LP 04390 0 13 kW NG 15 kW LP DEADLY EXHAUST FUMES OUTDOOR INSTALLATION ONLY DANGER Not intend...

Page 2: ...potential fire hazard This symbol points out potential electrical shock hazard The operator is responsible for proper and safe use of the equipment We strongly recommend that the operator read this O...

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...

Page 4: ...alled properly in strict compli ance with applicable codes and standards Following installation you must do nothing that might render the system unsafe or in noncompli ance with such codes and standar...

Page 5: ...facturer 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...

Page 6: ...of delivery but is discovered later 1 2 PROTECTION SYSTEMS Unlike an automobile engine the generator may have to run for long periods of time with no operator present to monitor engine conditions For...

Page 7: ...GENERATOR Control Panel Battery Compartment Fuel Regulator Air Filter Exhaust Enclosure Oil Filter Data Decal Control Panel Air Filter Exhaust Enclosure Battery Compartment Fuel Regulator Oil Filter O...

Page 8: ...current are subject to and limited by such factors as fuel Btu content ambient temperature altitude engine power and condition etc Maximum power decreases about 3 5 percent for each 1 000 feet above...

Page 9: ...to LP follow these steps 1 Turn the main gas supply off 2 Remove the carburetor fuel hose s from the outlet port s of the demand regulator Figure 1 4 3 Disconnect wire 0 and wire 14 from the gas solen...

Page 10: ...SWITCH 1 9 2 1 7 kW 12 kW and 15 kW Units The transfer switch shipped with this generator is enclosed in a NEMA 1 enclosure This type of enclo sure is intended for indoor use only Follow these rules I...

Page 11: ...id that is harmful to the skin and eyes It is electrically conductive and corrosive The following procedures are to be observed Wear full eye protection and protective clothing Where electrolyte conta...

Page 12: ...meter across transfer switch terminal lugs E1 and E2 Voltage should be 242 252 volts frequency should read about 61 63 Hertz 9 Connect the AC voltmeter test leads across termi nal lug E1 and neutral...

Page 13: ...ansfer switch The following should occur After about six seconds the switch should transfer loads back to the utility power source About one minute after retransfer the engine should shut down 2 6 ADJ...

Page 14: ...at no load 4 Connect an AC frequency meter across the gener ators AC output leads 5 Turn the speed adjust nut to obtain a frequency reading of 62 Hz 6 When frequency is correct at no load check the A...

Page 15: ...witch will transfer to standby 4 Using the transfer switch s built in emergency load center turn on circuits to load the generator to approximately 25 load and run the unit for one hour 5 Run the unit...

Page 16: ...nal lugs E1 E2 Upon restoration of utility source voltage above a pre set level generator circuit board action signals the transfer switch to transfer loads back to that power supply After retransfer...

Page 17: ...voltage supplies may result in extremely hazardous and possibly fatal electrical shock 5 Use the manual transfer handle inside the trans fer switch to move the main contacts back to their Utility posi...

Page 18: ...e by shutting it down if it happens to run faster than the preset limit This protection also prevents the gener ator from supplying an output that could potentially damage appliances connected to the...

Page 19: ...ediately after the engine shuts OFF pull the oil drain hose Figure 4 4 free of its retaining clip Remove the cap from the hose and drain the oil into a suitable container Figure 4 4 Oil Drain Hose and...

Page 20: ...rk plug s and check the condi tion Replace the spark plug s if worn or if reuse is questionable See Section 4 11 Page 20 for recommended inspection 3 Check the spark plug gap using a wire feeler gauge...

Page 21: ...d start as soon as the battery cables are connected Be sure the utility power supply is turned off or sparking may occur at the battery posts as you attach the cables and cause an explosion 4 8 ADJUST...

Page 22: ...igure 4 9 for vent locations Figure 4 9 Cooling Vent Locations The exhaust from this product gets extremely hot and remains hot after shutdown High grass weeds brush leaves etc must remain clear of th...

Page 23: ...ator 4 12 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...

Page 24: ...s Needed H Hours FUEL Fuel lines and connections X M LUBRICATION Oil level X M Oil X AFTER BREAK IN EVERY 100 H AND Y Oil filter X AFTER BREAK IN EVERY 200 H AND Y COOLING Enclosure louvers X X W BATT...

Page 25: ...5 Reset valve lash The engine starts hard 1 Air cleaner 1 Check replace air cleaner and runs rough plugged or damaged 2 Defective spark plug s 2 Clean re gap or replace plug s The Auto Off Manual swit...

Page 26: ...24 Generac Power Systems Inc Section 6 Electrical Data Guardian Air cooled 7 kW 12 kW and 15 kW Generators Wiring Diagram 12 15 kW Drawing No 0C7830 B...

Page 27: ...Generac Power Systems Inc 25 Section 6 Electrical Data Guardian Air cooled 7 kW 12 kW and 15 kW Generators Wiring Diagram 12 15 kW Drawing No 0C7830 B...

Page 28: ...26 Generac Power Systems Inc Section 6 Electrical Data Guardian Air cooled 7 kW 12 kW and 15 kW Generators Electrical Schematic 12 15 kW Drawing No 0C7836 B...

Page 29: ...Generac Power Systems Inc 27 Section 6 Electrical Data Guardian Air cooled 7 kW 12 kW and 15 kW Generators Electrical Schematic 12 15 kW Drawing No 0C7836 B...

Page 30: ...HOUR METER D DIODE DSW PCB MOUNTED DIP SWITCH IC INLINE CONNECTOR ICT INTERCONNECTION TERMINALS DIAGRAM KEY CUSTOMER SUPPLIED BATTERY 12V BLACK LOP RED 86 IC 56 IC SP IM D 18 14 C1 13 0 FS 14 SS 13 5...

Page 31: ...14 0 15A 13A 13 351 N1 N2 15B 229 351 224 225 13 0 194 N1 N2 RAR B A 178 0 CB1 351 183 11 CUSTOMER CONNECTION N2 ICT 33 N1 211 178 194 23 22 44 183 210 23 0 210 178 55 22 33 4 224 225 13A 66A 0 4 162...

Page 32: ...FUSE 5 AMP BA BRUSH ASSEMBLY CB2 CIRCUIT BREAKER ALT EXCITATION D DIODE 15 DPE WINDING 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...

Page 33: ...OWER WINDING 120V 120V 33 NEUTRAL N2 N1 23 CUSTOMER CONNECTIONS 211 178 183 194 210 0 17 0 SC FS HM 56 14 BATTERY CUSTOMER SUPPLIED SM 12V SC N2 N1 13 225 224 TX 239 56VA 1VA C2 6 C2 5 CB1 STATOR 14 1...

Page 34: ...9 8 27 35 22 51 49 50 51 49 49 11 50 16 17 51 5 47 19 12 6 31 44 47 30 29 28 87 86 41 40 55 57 56 58 52 49 20 52 72 60 44 62 48 61 64 65 66 59 67 63 45 71 69 68 71 68 69 38 58 89 73 75 46 74 76 82 78...

Page 35: ...38 1 HINGE LIFT OFF TYPE B PIN 42 0D3037A 1 LATCH QUARTER TURN NON LOCKING 43 0A2115 4 WASHER NYLON 250 ITEM PART NO QTY DESCRIPTION 44 022097 9 WASHER LOCK M6 1 4 45 022473 4 WASHER FLAT ZINC 46 0362...

Page 36: ...3 19 14 15 35 11 25 17 31 14 15 5 34 16 23 36 39 38 16 31 23 2 28 29 21 17 16 4 6 7 31 23 27 42 12 45 44 20 40 33 1 43 15 35 14 30 29 28 3 28 29 41 Section 7 Exploded Views and Parts Lists Guardian Ai...

Page 37: ...12KW 15KW 0D2985 1 CONTROL PANEL BOTTOM 7KW ITEM PART NO QTY DESCRIPTION 21 075235 4 SCREW HHC M5 0 8 X 30 G8 8 22 0D5240 1 SWITCH SPDT ON ON N D 23 051714 8 NUT HEX M3 0 5 G8 YELLOW CHROME 24 0C1457...

Page 38: ...9 22 22 21 16 23 24 10 31 7 9 17 18 4 6 11 5 3 2 39 40 4 36 19 25 15 26 38 33 32 34 34 35 12 37 14 8 13 Section 7 Exploded Views and Parts Lists Guardian Air cooled 7 kW 12 kW and 15 kW Generators 7 k...

Page 39: ...DBY 19 063378 4 HOLDER CABLE TIE 21 074138 2 LUG DIS QK NI S 10X45 DEG BR T 22 036932 6 SCREW PPHM 10 32 X 1 4 23 077033 6 LUG SLDLSS 1 0 14X9 16 AL CU 24 048850 1 BLOCK TERMINAL 20A 5 X 6 X 1100V 25...

Page 40: ...1 16 23 24 10 31 7 9 17 18 4 6 11 5 3 2 39 40 4 36 19 25 15 26 38 41 33 32 34 34 35 42 37 12 14 8 13 Section 7 Exploded Views and Parts Lists Guardian Air cooled 7 kW 12 kW and 15 kW Generators 12 kW...

Page 41: ...DIS QK NI S 10X45 DEG BR T 22 036932 6 SCREW PPHM 10 32 X 1 4 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 NAT L UL 26 038150 2...

Page 42: ...33 39 3 3 40 2 3 26 10 4 34 25 11 30 20 65 2 5 19 20 39 40 47 63 92 141 8 11 12 13 66 4 5 6 67 16 17 18 68 48 49 50 51 52 53 54 55 56 58 59 61 69 7 48 49 50 51 52 53 54 55 56 58 59 70 27 28 29 71 3 3...

Page 43: ...0D1667 1 ARM GOVERNOR 34 0C2991 2 E RING GOVERNOR ARM 35 0C2988 1 THRUST WASHER GOVERNOR ITEM PART NO QTY DESCRIPTION 36 0C2992 1 BUSHING GOVERNOR LOWER 37 0C3971C 1 ASSEMBLY DIPSTICK WITH HANDLE 38...

Page 44: ...80 130 98 118 114 126 93 92 117 78 77 75 76 74 73 122 125 123 125 119 120 137 136 134 133 132 131 127 129 135 113 101 110 121 116 115 100 128 124 124 79 86 97 96 97 96 138 139 140 Section 7 Exploded V...

Page 45: ...CREW HHC M8 1 25 X 12 G8 8 107 0C3033 1 WASHER M5 ITEM PART NO QTY DESCRIPTION 108 0C3034 1 NUT HEX M24 109 0C8549 1 SNORKEL AIR INTAKE 110 0C3022A 1 HOUSING BLOWER NG COOLER 111 0D1131 1 GUARD FAN 11...

Page 46: ...14 20 38 15 30 24 26 32 10 19 16 28 27 17 10 19 32 28 31 32 17 32 31 33 28 13 39 18 10 40 29 28 34 35 34 41 42 43 44 48 49 30 45 46 34 36 47 31 50 52 Section 7 Exploded Views and Parts Lists Guardian...

Page 47: ...TAPE ELEC UL FOAM 1 8 X 1 2 23 049451 1 WASHER FLAT 406ID X 1 62OD 24 022237 4 WASHER LOCK 3 8 25 022511 4 BOLT HHC 3 8 16 X 1 1 4 G5 26 022131 4 WASHER FLAT 3 8 ZINC 27 039287 4 SCREW HHC M8 1 25 X...

Page 48: ...4 5 23 11 24 31 12 25 22 14 20 38 15 30 24 26 32 10 19 16 28 27 17 10 19 32 28 31 32 17 32 31 33 29 28 13 28 39 18 10 40 29 Section 7 Exploded Views and Parts Lists Guardian Air cooled 7 kW 12 kW and...

Page 49: ...038A 1 BRACKET ENGINE MOUNTING 17 0C7758 4 RUBBER MOUNT 18 0388050AD0 1 CABLE 6 48 BLACK BATTERY 19 0C2417A 1 EARTH STRAP 3 8X 3 8 20 082121C 1 CLIP J VYNL COAT 0 625 ID 21 066386 1 ASSEMBLY BRUSH HOL...

Page 50: ...18 19 20 23 32 44 48 24 46 11 22 29 28 31 30 17 52 1 14 13 26 38 25 25 40 41 12 21 15 16 6 1 2 4 42 10 5 7 3 8 9 49 51 50 54 53 Section 7 Exploded Views and Parts Lists Guardian Air cooled 7 kW 12 kW...

Page 51: ...C7393 1 BALANCER 27 021714 1 ASSEMBLY CYLINDER HEAD SEATS GUIDES ITEM PART NO QTY DESCRIPTION 28 086516 1 VALVE EXHAUST 29 086517 1 VALVE INTAKE 30 088396B 2 PUSH ROD 31 083897 2 TAPPET 32 077158 1 AS...

Page 52: ...3 40 41 42 43 44 2 4 1 6 6 6 5 13 7 9 8 10 11 14 15 16 17 19 12 6 38 37 36 27 28 18 26 33 18 35 34 35 18 30 31 32 39 6 Section 7 Exploded Views and Parts Lists Guardian Air cooled 7 kW 12 kW and 15 kW...

Page 53: ...22 049821 2 SCREW SHC M8 1 25 X 30 G12 9 ITEM PART NO QTY DESCRIPTION 23 099236 1 SWITCH OIL 8 0 PSI 24 070185 1 FILTER OIL DIA 69 X 64 LG 25 082774 1 KEY WOODRFF 4 X 19D 26 091222ESRV 1 FLYWHEEL WIT...

Page 54: ...5 7KW ITEM PART NO QTY DESCRIPTION 19 0C6069 2 GASKET DIAPHRAGM 20 0C5762 2 COVER TWIN REGULATOR 21 045764 16 SCREW TAPTITE M4X8 BP 12KW 15KW 045764 8 SCREW TAPTITE M4X8 BP 7KW 22 0C6731 2 RIVET POP 1...

Page 55: ...Generac Power Systems Inc 53 Section 8 Notes Guardian Air cooled 7 kW 12 kW and 15 kW Generators...

Page 56: ...54 Generac Power Systems Inc Section 8 Notes Guardian Air cooled 7 kW 12 kW and 15 kW Generators...

Page 57: ...M F CBHOM F 120 240v 120 240v TYPE HOM TYPE HOM CBHOM F CBHOM F 120 240v 120 240v TYPE HOM TYPE HOM CBHOM F CBHOM F 120 240v 120 240v TYPE HOM TYPE HOM CBHOM F CBHOM F 120 240v 120 240v M6PEM T M6PEM...

Page 58: ...eglect 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 Author...

Page 59: ...ction 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...

Page 60: ...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 caus...

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