AB Amps ER 4000LX Owner's Manual

POWER SYSTEMS, INC.®GENERACPOWER SYSTEMS, INC.RRInstallation andOwner’s ManualAir-cooled, PrepackagedAutomatic Standby GeneratorsModels:04389-0 (6 kW

3. The unit has been factory set to run on NG fuel.To reset the system to run on LP fuel, turn thetwo adjustment screws 1/2 turn clockwise. Use alarge

Generac®Power Systems, Inc. 9NOTE:Your generator is equipped with a battery tricklecharger that is active when your unit is set up forautomatic operat

10 Generac®Power Systems, Inc.2.2 CHECK TRANSFER SWITCH OPERATIONRefer to Section 3.5 (Page 14), of the owner’s manualfor manual operation procedures.

Generac®Power Systems, Inc. 118. Turn ON electrical loads. Apply an electrical loadequal to the full rated wattage/amperage capacityof the installed g

12 Generac®Power Systems, Inc.Figure 2.2 — Placement of Regulator7. Turn utility power to the main distribution panelback on. This can be done by swit

Generac®Power Systems, Inc. 13Section 3 — OperationGuardian Air-cooled 7 kW, 12 kW and 15 kW Generators2.7.3 ADDITIONAL CORROSION PROTECTIONPeriodical

14 Generac®Power Systems, Inc.Section 3 — OperationGuardian Air-cooled 7 kW, 12 kW and 15 kW GeneratorsWith the switch set to AUTO, the engine maycran

Generac®Power Systems, Inc. 15Do not attempt to activate the transfer switchmanually until all power voltage supplies tothe switch have been positivel

16 Generac®Power Systems, Inc.3.7 PROTECTION SYSTEMS3.7.1 LOW OIL PRESSURE SWITCHThis switch (Figure 3.3) has normally closed contactsthat are held op

Generac®Power Systems, Inc. 17Never operate the engine with the oil levelbelow the “Add” mark on the dipstick. Doingthis could damage the engine.4. In

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.4.5 CHANGING THE ENGINE AIR CLEANER4.5.1 7 KW, 12 KW AND 15 KWGENERATORSSee Figures 1.2 and 1.3, (Page 5), for the locat

Generac®Power Systems, Inc. 19• Remove watches, rings or other metal objects;• Use tools with insulated handles;• Wear rubber gloves and boots;• Do no

20 Generac®Power Systems, Inc.Figure 4.10 - Valve Clearance Adjustment• Install new valve cover gasket.• Re-attach the valve cover.NOTE:Start all four

Generac®Power Systems, Inc. 214.12 OUT OF SERVICE PROCEDURE4.12.1 REMOVAL FROM SERVICEIf you cannot exercise the generator every seven days,and it is

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

TX - TRANSFORMER, 16 Vac 56 VA & 16 Vac 1 VA (DUAL SEC.)ENGINE WIRINGIM - IGNITION MODULELOP - LOW OIL PRESSURE SWITCHSP - SPARK PLUGSW1 - AUTO /

Generac®Power Systems, Inc. 29GRD04STATORCLOSEST TO BEARING23914HM1617 15 14 13 12-+224015225MANUAL015AUTO17SW1240V GENERATOROUTPUT TO TRANSFERSWITCH

IM - IGNITION MODULELOP - LOW OIL PRESSURE SWITCHSP - SPARK PLUGSW1 - AUTO / OFF / MANUAL SWITCHSW2 - SET EXERCISE SWITCHSM - STARTER MOTORTX - TRANS

Generac®Power Systems, Inc. 3121534J221321814161715111312109J17563421229224A23915A01518240VIM01519413171715B152315239SW119417815A229N1N218322112311222

32 Generac®Power Systems, Inc.AA5123362437493526474649243494332333418507514352551155148211909170931349423910393253514885498273522514950514949115016175

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

34 Generac®Power Systems, Inc.212317221737388,328,9274162410131914153511251731141553416233639381631232282921171646731232742124544204033143153514302928

Generac®Power Systems, Inc. 35ITEM PART NO. QTY. DESCRIPTION1 0A9947E 1 CIRCUIT BREAKER 30 X 2 240VSQD QOU230 (7KW)0A9947F 1 CIRCUIT BREAKER 50 X 2 24

36 Generac®Power Systems, Inc.30129231627922222116232410317917184611532394043619251526383332343435123714813Section 7 — Exploded Views and Parts ListsG

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.301292316279222221162324103179171846115323940436192515263841333234343542371214813Section 7 — Exploded Views and Parts Li

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.171615182122141312978312432729283219236564636261605958575251504948474645444353545556142413837363534333933402326104342511

Generac®Power Systems, Inc. 41ITEM PART NO. QTY. DESCRIPTION1 0C5729 1 ASSEMBLY, CRANKCASE HOUSINGWITH SLEEVE2 0C3008 1 SEAL, 38 I.D. CRANKSHAFT 3 090

42 Generac®Power Systems, Inc.100112111108107106105104103102991099891949590888988878584828381801309811811412693921177877757674731221251231251191201371

Generac®Power Systems, Inc. 43ITEM PART NO. QTY. DESCRIPTION73 0C5136A 2 KNOB, AIR CLEANER74 0C3024 1 COVER, AIRBOX NG/LP75 0C3040 1 PRE-CLEANER,76 0C

44 Generac®Power Systems, Inc.376517821389321452311313112252214203815302426321019162827171019322831321732313328133918104029283435344142434448493045463

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.3635363763478213893214523112431122522142038153024263210191628271710193228313217323133292813283918104029Section 7 — Explo

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.11473334363537274543391819202332444824461122292831301752114132638252540411221151661244210573894951505453Section 7 — Expl

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.202262423212925340414243442416665137981011141516171912638373627281826331835343518303132396Section 7 — Exploded Views and

Generac®Power Systems, Inc. 51ITEM PART NO. QTY. DESCRIPTION1 0C1069 5 SCREW, TAPTITE M6-1.0X8YELLOW CHROME2 0D2922 1 HOUSING, BLOWER3 0C8435 1 TUBE,

ITEM PART NO. QTY. DESCRIPTION1 0C5322 1 CASTING, TWIN REGULATOR HOUSING2 0C5765 1 SOLENOID, TWIN REGULATOR3 0C4647 1 GASKET , SOLENOID4 0C4680 1 PLUN

Generac®Power Systems, Inc. 53Section 8 — NotesGuardian Air-cooled 7 kW, 12 kW and 15 kW Generators

54 Generac®Power Systems, Inc.Section 8 — NotesGuardian Air-cooled 7 kW, 12 kW and 15 kW Generators

Generac®Power Systems, Inc. 55Section 9 — Mounting DimensionsGuardian Air-cooled 7 kW, 12 kW and 15 kW GeneratorsDrawing No. 0D3739-ATYPE HOMTYPE HOM1

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 comply strictlywith applicable codes, standards and regulation

GENERAC POWER SYSTEMS "TWO YEAR" STANDARD WARRANTY FOR GUARDIAN®"PREPACKAGED EMERGENCY AUTOMATIC STANDBY GENERATORS"For a period o

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