Generac Power Systems 04389-1 User Manual

GENERACPOWER SYSTEMS, INC.RRInstallation andOwner’s ManualAir-cooled, PrepackagedAutomatic Standby GeneratorsModels:04389-1 (6 kW NG, 7 kW LP)04456-1

3. Remove the small hose clamp and hose from thefuel regulator. It may be necessary to pry the hoseoff of the brass fitting using a screw driver to ge

Generac®Power Systems, Inc. 91.10 BATTERY INSTALLATIONFill the battery with the proper electrolyte fluid if nec-essary and have the battery fully char

10 Generac®Power Systems, Inc.• Where electrolyte contacts the eyes, flush thoroughly and immediately with water and seekmedical attention; and• Spill

Generac®Power Systems, Inc. 1110. Connect an accurate AC voltmeter and a frequen-cy meter across transfer switch terminal lugs E1and E2. Voltage shoul

12 Generac®Power Systems, Inc.2.6 ADJUSTING THE REGULATOR(NATURAL GAS ONLY)Although the generator has been factory set to pro-vide maximum power, it m

Generac®Power Systems, Inc. 13Section 2 — Post Installation Start-up and AdjustmentsGuardian Air-cooled 7 kW, 12 kW and 15 kW Generators5. Turn the sp

14 Generac®Power Systems, Inc.Section 3 — OperationGuardian Air-cooled 7 kW, 12 kW and 15 kW Generators3.1 BREAK-IN PROCEDUREOnce the unit has been in

Generac®Power Systems, Inc. 153.4 SEQUENCE OF AUTOMATIC OPERATIONThe generator’s control panel houses a control logiccircuit board. This board constan

16 Generac®Power Systems, Inc.3.5.2 TRANSFER BACK TO UTILITY POWERSOURCEWhen utility power has been restored, transfer backto that source and shut dow

Generac®Power Systems, Inc. 17NOTE:If the fault is not repaired, the overcrank featurewill continue to activate.3.7.3.1 Approximate Crank Cycle Time

Generac®Power Systems, Inc.INTRODUCTIONThank you for purchasing this model of the Guardianproduct line by Generac Power Systems Inc. Thismodel is a co

18 Generac®Power Systems, Inc.4.3 CHANGING THE ENGINE OIL4.3.1 ENGINE OIL RECOMMENDATIONSUse oil of American Petroleum Institute (API) ServiceClass SG

Generac®Power Systems, Inc. 19Figure 4.7 — 12 kW and 15 kW EngineAir Cleaner4.6 SPARK PLUG(S)Reset the spark plug(s) gap or replace the sparkplug(s) a

20 Generac®Power Systems, Inc.Lead-acid batteries present a risk of firebecause they generate hydrogen gas. The following procedures are to be followe

Generac®Power Systems, Inc. 21The exhaust from this product gets extremelyhot and remains hot after shutdown. Highgrass, weeds, brush, leaves, etc. mu

22 Generac®Power Systems, Inc.Section 4 — MaintenanceGuardian Air-cooled 7 kW, 12 kW and 15 kW Generators4.13 SERVICE SCHEDULEATTENTION: It is recomm

Generac®Power Systems, Inc. 23Section 5 — Troubleshooting Guardian Air-cooled 7 kW, 12 kW and 15 kW Generators5.1 TROUBLESHOOTING GUIDEPROBLEM CAUSE C

24 Generac®Power Systems, Inc.Section 6 — Electrical DataGuardian Air-cooled 7 kW, 12 kW and 15 kW GeneratorsWiring Diagram – 12 & 15 kW – Drawing

Generac®Power Systems, Inc. 25Section 6 — Electrical DataGuardian Air-cooled 7 kW, 12 kW and 15 kW GeneratorsWiring Diagram – 12 & 15 kW – Drawing

26 Generac®Power Systems, Inc.Section 6 — Electrical DataGuardian Air-cooled 7 kW, 12 kW and 15 kW GeneratorsElectrical Schematic – 12 & 15 kW – D

Generac®Power Systems, Inc. 27Section 6 — Electrical DataGuardian Air-cooled 7 kW, 12 kW and 15 kW GeneratorsElectrical Schematic – 12 & 15 kW – D

Table of ContentsGuardian Air-cooled 7 kW, 12 kW and 15 kW GeneratorsGenerac®Power Systems, Inc. 1Introduction ...Inside Front Co

28 Generac®Power Systems, Inc.Section 6 — Electrical DataGuardian Air-cooled 7 kW, 12 kW and 15 kW GeneratorsWiring Diagram – 7 kW – Drawing No. 0D901

Generac®Power Systems, Inc. 29Section 6 — Electrical DataGuardian Air-cooled 7 kW, 12 kW and 15 kW GeneratorsWiring Diagram – 7 kW – Drawing No. 0D901

30 Generac®Power Systems, Inc.Section 6 — Electrical DataGuardian Air-cooled 7 kW, 12 kW and 15 kW GeneratorsElectrical Schematic – 7 kW – Drawing No.

Generac®Power Systems, Inc. 31Section 6 — Electrical DataGuardian Air-cooled 7 kW, 12 kW and 15 kW GeneratorsElectrical Schematic – 7 kW – Drawing No.

32 Generac®Power Systems, Inc.68135PRE PACKAGED UNITS ONLY52491820249434643372533353426479777435498280851468072878657648399294916321155171694210351149

Generac®Power Systems, Inc. 33ITEM PART NO.QTY. DESCRIPTION1 0C6140 1 ASSEMBLY, ENCLOSURE BASE (12KW/15KW)0D1901 1 ASSEMBLY, ENCLOSURE BASE (7KW)2 0C6

34 Generac®Power Systems, Inc.4622377388328,92744470131914153515174914155341623363938454822829171646723274212454420401114335143034124454731474531313Se

Generac®Power Systems, Inc. 35ITEM PART NO. QTY. DESCRIPTION1 0A9947E 1 CIRCUIT BREAKER 30 X 2 240V SQDQOU230 (7KW)0A9947G 1 CIRCUIT BREAKER 40 X 2 24

36 Generac®Power Systems, Inc.3012916279222221162324103179171811532394036192515263833323434351237148133B3ASection 7 — Exploded Views and Parts ListsGu

Generac®Power Systems, Inc. 37ITEM PART NO. QTY. DESCRIPTION1 0D4801 1 BOX GTS LOAD CENTER2 0D4800 1 COVER, 8 POSITION GTS LOAD CENTER3 0C2237 1 TRANS

2 Generac®Power Systems, Inc.Study these SAFETY RULES carefully beforeinstalling, operating or servicing this equipment.Become familiar with this Owne

38 Generac®Power Systems, Inc.3011627922222116232410317917186115323940361925152638413332343435423712148133B3ASection 7 — Exploded Views and Parts List

Generac®Power Systems, Inc. 39ITEM PART NO. QTY. DESCRIPTION1 0D3086 1 BOX GTS LOAD CENTER2 0D3092 1 COVER, 12 POSITION GTS LOAD CENTER3 0C2237 1 TRAN

40 Generac®Power Systems, Inc.17151822141312978312432728321923656564636261605958525150494847464544435714238373635343334023261043425113020662, 5, 19, 2

Generac®Power Systems, Inc. 41ITEM PART NO. QTY. DESCRIPTION1 0C5729 1 ASSEMBLY, CRANKCASE HOUSING WITHSLEEVE2 0C3008 1 SEAL, 38 I.D. CRANKSHAFT 3 090

42 Generac®Power Systems, Inc.112112111107106105104103102109999295969189908988868583848281130991181269479787677757412212512312511912013713613413313212

Generac®Power Systems, Inc. 43ITEM PART NO. QTY. DESCRIPTION74 0C5136A 2 KNOB, AIR CLEANER75 0C3024 1 COVER, AIRBOX NG/LP76 0C3040 1 PRE-CLEANER,77 0C

44 Generac®Power Systems, Inc.376517821539321452311313112522142038153024263210191628271710128313217323133281339184028343534444830454634364752Section 7

Generac®Power Systems, Inc. 45Section 7 — Exploded Views and Parts ListsGuardian Air-cooled 7 kW, 12 kW and 15 kW Generators7 kW Generator – Drawing N

46 Generac®Power Systems, Inc.29341125244321713331238173231283120191017153216223986371432403224251030192628272832314110183635294142Section 7 — Explode

Generac®Power Systems, Inc. 47Section 7 — Exploded Views and Parts ListsGuardian Air-cooled 7 kW, 12 kW and 15 kW Generators12 kW and 15 kW Generator

Generac®Power Systems, Inc. 3ELECTRICAL HAZARDS• All generators covered by this manual producedangerous electrical voltages and can cause fatalelectri

48 Generac®Power Systems, Inc.114733343635372745433918192023324448244611222928313017521141326382525404121151661244210573894951505453Section 7 — Explod

Generac®Power Systems, Inc. 49ITEM PART NO. QTY. DESCRIPTION1 071978 1 ASSEMBLY, CONNECTING ROD2 071980 1 PIN, PISTON D203 021533 1 SET, PISTON RING 9

50 Generac®Power Systems, Inc.19216220282434040414424665127891013141161811637363527171834333418293031386Section 7 — Exploded Views and Parts ListsGuar

Generac®Power Systems, Inc. 51ITEM PART NO. QTY. DESCRIPTION1 0C1069 5 SCREW, TAPTITE M6-1.0X8 YELLOW CHROME2 0D2922 1 HOUSING, BLOWER3 0C8435 1 TUBE,

ITEM PART NO. QTY. DESCRIPTION1 0D5694 1 CASTING, TWIN REGULATOR HOUSING2 0C5765 1 SOLENOID, TWIN REGULATOR3 0C4647 1 GASKET , SOLENOID4 0C4680 1 PLUN

Generac®Power Systems, Inc. 53Section 8 — Mounting DimensionsGuardian Air-cooled 7 kW, 12 kW and 15 kW GeneratorsDrawing No. 0D3739-BTM6PEM-TM6PM6PEMP

54 Generac®Power Systems, Inc.Section 9 — NotesGuardian Air-cooled 7 kW, 12 kW and 15 kW Generators

Generac®Power Systems, Inc. 55Section 9 — NotesGuardian Air-cooled 7 kW, 12 kW and 15 kW Generators

56 Generac®Power Systems, Inc.CALIFORNIA EMISSION CONTROL WARRANTY STATEMENTYOUR WARRANTY RIGHTS AND OBLIGATIONSThe California Air Resources Board (CA

Generac®Power Systems, Inc. 57EMISSION CONTROL SYSTEM WARRANTYEmission Control System Warranty (ECS Warranty) for 1995 and later model year engines:(a

Only qualified electricians or contractors shouldattempt such installations, which must complystrictly with applicable codes, standards andregulations

Part No. 0D8846 Revision H (08/07/03) Printed in U.S.A.Section 10 – WarrantyGuardian Air-cooled 7 kW, 12 kW and 15 kW GeneratorsGENERAC POWER SYSTEMS

Section 1 — General InformationGuardian Air-cooled 7 kW, 12 kW and 15 kW GeneratorsGenerac®Power Systems, Inc. 51.4 YOUR GENERATORControl PanelBattery

6 Generac®Power Systems, Inc.Section 1 — General InformationGuardian Air-cooled 7 kW, 12 kW and 15 kW Generators1.5 SPECIFICATIONS1.5.1 GENERATORModel

Generac®Power Systems, Inc. 71.6 FUEL REQUIREMENTS AND RECOMMENDATIONSWith LP gas, use only the vapor withdrawal system. This type of system uses the