Table Of Contents - Generac Power Systems 00940-2 Owner's Manual And Installation Instructions

Part I - Owner's Manual
Introduction ....................................................Inside Front Cover
Read This Manual Thoroughly ............................................IFC
Contents ..............................................................................IFC
Operation and Maintenance ................................................IFC
How to Obtain Service ........................................................IFC
Authorized Service Dealer Locator Number ............................IFC
Safety Rules ....................................................................................2
Section 1 - General Information ..............................................4
1.1 Generator Identification ..................................................4
1.1.1 Impact-36G plus Features ..................................4
1.1.2 Impact-36LPG plus Features ..............................5
1.1.3 Inverter Features ................................................6
1.2 Generator Applicability ....................................................7
1.3 Safety ..............................................................................7
1.4 Generator Control Panel ..................................................7
1.4.1 Fuel Primer ........................................................7
1.4.2 Start/Stop Switch................................................7
1.4.3 Fuse ....................................................................7
1.4.4 Circuit Breakers ................................................7
1.4.5 Hour Meter ........................................................8
1.5 Automatic Choke (Gasoline Only) ....................................8
1.5.1 Choke Solenoid (Gasoline Only) ........................8
1.5.2 Prechoke (Gasoline Only)....................................8
1.6 Engine Protective Devices ................................................8
1.6.1 Automatic Low Oil Pressure Shutdown ..............8
1.6.2 High Temperature Shutdown ..............................8
1.6.3 Overspeed ..........................................................8
1.6.4 Low Voltage ........................................................8
Section 2 - Operation ..................................................................9
2.1 Before Starting the Engine ..............................................9
2.1.1 Installation..........................................................9
2.1.2 Engine Lubrication ............................................9
2.1.3 Fuel Supply ........................................................9
2.1.4 Cooling and Ventilating Air ................................9
2.1.5 Engine Exhaust Gas............................................9
2.2 Starting the Generator ....................................................9
2.3 Stopping the Generator ................................................10
2.4 Applying Loads to Generator ........................................10
2.4.1 Letting the Engine Stabilize ..............................10
2.5 Attention Required After Submersion ............................10
2.6 Operation in High Grass or Brush ................................10
2.7 Operating Precautions ..................................................10
2.8 Fuel Requirements (Gasoling Units) ..............................10
2.9 Fuel Requirements (LP Units) ........................................11
2.10 Engine Oil Requirements ..............................................11
2.11 Gas Generator Specifications ........................................11
2.12 LP Generator Specifications ..........................................11
2.13 Engine Specifications ....................................................11
Section 3 - Maintenance ..........................................................12
3.1 Maintenance ..................................................................12
3.2 Checking the Engine Oil Level ......................................12
3.3 Change Engine Oil ........................................................12
3.4 Change Oil Filter............................................................12
3.5 Engine Air Cleaner ........................................................13
3.6 Clean Air Intake Screen ................................................13
3.7 Engine Spark Plug ........................................................13
3.8 Fuel Filter ......................................................................13
3.9 Inverter ..........................................................................14
3.10 Cleaning the Generator ..................................................14
3.11 Battery ..........................................................................14
3.11.1 Once Weekly......................................................14
3.11.2 Every Six Months..............................................14
3.12 Service and Adjustments ..............................................14
3.12.1 Engine Speed ....................................................14
3.13 Adjusting the Carburetor ..............................................14
3.14 Adjusting Valve Clearance ..............................................15
3.15 Major Service Manual ....................................................15
3.16 Exercising the Generator ..............................................15
3.17 Out of Service Protection ..............................................15
3.18 Return Unit to Service After Storage..............................15
Notes ..............................................................................................16
IMPACT-36 plus II Recreational Vehicle Generator
Safety Rules..................................................................................18
Section 1 - General Information ............................................20
1.1 Purpose and Scope of the Manual ............................20
1.2 Safety ......................................................................20
1.3 Standards Booklets ..................................................20
1.4 Equipment Description ............................................20
1.5 Engine Generator Operating Speed ..........................20
Section 2 - Installation ............................................................21
2.1 Location and Support ....................................................21
2.1.1
2.1.2
2.1.3
2.1.4
2.2 Generator Compartments ..............................................22
2.2.1
2.2.2
2.2.3
2.2.4
2.2.5
2.3 Cooling and Ventilating Air ............................................25
2.3.1
2.3.2
2.3.3
2.3.4
2.3.5
2.4 Gasoline Fuel System ....................................................27
2.4.1
2.4.2
2.5 Propane Gas Fuel System ..............................................28
2.5.1
2.5.2
2.5.3
2.5.4
2.5.5
2.5.6
2.5.7
2.5.8
2.6 Exhaust System ............................................................30
2.6.1
2.6.2
2.6.3
2.7 Electrical Connections ..................................................31
2.7.1
2.7.2
2.7.3
2.7.4
2.7.5
2.7.6
2.8 Battery Installation ........................................................34
2.8.1
2.8.2
2.8.3
2.8.4
2.9 Optional Accessories......................................................35
2.9.1
2.9.2
Section 3 - Post-installation Startup Checks ......................36
3.1 Post Installation Tests ....................................................36
3.2 Before Initial Startup ....................................................36
3.3 Initial Start ....................................................................36
3.4 Testing Under Load ......................................................36
3.5 Installation Checklist ....................................................37
Section 4 - Troubleshooting ....................................................38
4.1 Troubleshooting Guide ..................................................38
Section 5 - Electrical Data........................................................39
Section 6 - Exploded Views and Parts Lists ........................42
Section 7 - Warranty..................................................................52

Table of Contents

Part II - Installation Instructions
Generator Location ..........................................21
Generator Support............................................21
Suspended Mounting ........................................21
Generator Restraint ..........................................22
Compartment Size ............................................23
Compartment Construction ..............................23
Sound Insulating Materials ..............................24
Compartment Floor Cutouts ............................24
Acoustics ..........................................................25
Generator Airflow ............................................25
Cooling Air Inlet Openings ................................26
Compensating for Restrictions..........................27
Inverter Location ..............................................27
Testing the Installation......................................27
Fuel Tank .........................................................27
Generator Fuel Supply Lines ............................28
Parts Not Included in Fuel System ....................28
Some Important Considerations ......................29
Vapor Withdrawal ............................................29
Primary Regulator ............................................29
Gaseous Carburetion ........................................29
Fuel Supply Lines ............................................30
Excess Flow Valve ............................................30
Leakage Tests....................................................30
Muffler and Spark Arrestors ............................30
Type of Exhaust System....................................31
Exhaust System Safety......................................31
Wiring ..............................................................32
Generator AC Connection System ....................32
Isolating Different Power Sources ....................32
Power Supply Cord ..........................................32
Gound Fault Circuit Interrupters ......................32
Sensing Harnesses ............................................34
Recommended Battery......................................34
Battery Cables ..................................................34
Battery Cable Connections ................................35
Battery Compartment ......................................35
Remote Plug-in Receptacle ................................35
Remote Start/Stop Panel ..................................35
Generac ® Power Systems, Inc. 1