Generac Power Systems 5240 User Manual

Table of Contents
Air-cooled Generators
1
Introduction ........................Inside Front Cover
Read This Manual Thoroughly ........................ IFC
Contents .......................................................... IFC
Operation and Maintenance ............................ IFC
How to Obtain Service ..................................... IFC
Authorized Dealer Locator Number ................... IFC
Safety Rules ........................................................2
Standards Index ..................................................3
Section 1 – General Information ...................4
1.1 Unpacking/Inspection .................................... 4
1.2 Protection Systems ........................................ 4
1.3 NEC Requirement for Arc Fault Circuit
Interruption Breaker for Bedrooms .............. 4
1.4 The Generator ...............................................5
1.5 Specifications ................................................ 6
1.6 System Set LED ............................................ 7
1.7 Fuel Requirements and Recommendations ... 7
1.8 Fuel Consumption ......................................... 7
1.9 Reconfiguring the Fuel System ......................8
1.10 Location ........................................................ 9
1.11 Battery Requirements .................................. 10
1.12 Battery Installation ...................................... 10
1.13 The Battery ................................................. 11
Section 2 – Post Installation Start-up
and Adjustments .......................12
2.1 Before Initial Startup...................................12
2.2 Check Transfer Switch Operation ............... 12
2.3 Electrical Checks ........................................12
2.4 Generator Tests Under Load ....................... 13
2.5 Checking Automatic Operation ....................13
2.6 Adjusting the Fuel Regulator -
7kW (Natural Gas Only) ...............................13
2.7 Engine Governor Adjustment ......................14
2.8 Voltage Regulator Adjustment ......................15
Section 3 – Operation ....................................15
3.1 Using the AUTO/OFF/MANUAL Switch ........ 15
3.2 Automatic Transfer Operation ..................... 16
3.3 Sequence of Automatic Operation ............... 16
3.4 Manual Transfer Operation ......................... 16
3.5 Setting the Exercise Timer .......................... 17
3.6 Protection Systems ...................................... 18
Section 4 – Maintenance ...............................19
4.1 Fuses ........................................................... 19
4.2 Checking the Engine Oil Level ..................... 19
4.3 Changing the Engine Oil .............................. 20
4.4 Changing the Engine Air Cleaner .................21
4.5 Spark Plug(s) ..............................................21
4.6 Battery Maintenance ....................................22
4.7 Adjusting GH-410/GT-530/990
Valve Clearance ............................................22
4.8 Cooling System ...........................................23
4.9 Attention After Submersion ......................... 23
4.10 Corrosion Protection ...................................24
4.11 Out of Service Procedure ............................. 24
4.12 Service Schedule .........................................25
Section 5 – Troubleshooting ........................ 26
5.1 Troubleshooting Guide ................................ 26
Section 6 – Notes ............................................27
Section 7 – Mounting Dimensions ............. 30
Section 8 – Electrical Data ........................... 31
Section 9 – Exploded Views and
Parts Lists ................................... 42
Section 10 – Warranty ................................... 68

Generac Power Systems 5240 Specifications

General

Brand	Generac Power Systems
Model	5240
Category	Inverter
Language	English