Table of Contents
Guardian
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 | System Set LED | 4 | ||
1.4 | Your Generator | 5 | ||
1.5 | Specifications | 6 | ||
| 1.5.1 | Generator | 6 | |
| 1.5.2 | Engine | 6 | |
1.6 | Fuel Requirements and Recommendations.... | 7 | ||
1.7 | Fuel Consumption | 7 | ||
1.8 | Reconfiguring the Fuel System | 7 | ||
| 1.8.1 7 kW, 410cc Engine | 7 | ||
| 1.8.2 12 kW and 15 kW, 990cc Engine | 7 | ||
1.9 | Location | 8 | ||
| 1.9.1 | Generator | 8 | |
| 1.9.2 | Transfer Switch | 8 | |
1.10 | Battery Installation | 9 | ||
1.11 | The Battery | 9 | ||
Section 2 – Post Installation |
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| and Adjustments | 10 | |
2.1 | Before Initial Startup | 10 | ||
2.2 | Check Transfer Switch Operation | 10 | ||
2.3 | Electrical Checks | 10 | ||
2.4 | Generator Tests Under Load | 11 | ||
2.5 | Checking Automatic Operation | 11 | ||
2.6Adjusting the Regulator (Natural Gas Only) ..12
2.7 | Engine Governor Adjustment | 12 | |
| 2.7.1 | 7 kW Units | 12 |
| 2.7.2 12 kW and 15 kW Units | 13 | |
| 2.7.3 | Additional Corrosion Protection | 13 |
2.8 | Voltage Regulator Adjustment | 13 | |
Section 3 – Operation | 14 | |
3.1 | 14 | |
3.2 | Using the Auto/Off/Manual Switch | 14 |
| 3.2.1 “Auto” Position | 14 |
| 3.2.2 | “Off” Position | 14 |
| 3.2.3 | “Manual” Position | 14 |
3.3 | Automatic Transfer Operation | 14 | |
3.4 | Sequence of Automatic Operation | 15 | |
3.5 | Manual Transfer Operation | 15 | |
| 3.5.1 | Transfer to Generator |
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| Power Source | 15 |
| 3.5.2 Transfer Back to Utility |
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| Power Source | 16 |
3.6 | Setting the Exercise Timer | 16 | |
3.7 | Protection Systems | 16 | |
| 3.7.1 Low Oil Pressure Switch | 16 | |
| 3.7.2 | High Temperature Switch | 16 |
| 3.7.3 | Overcrank | 16 |
| 3.7.4 | Overspeed | 17 |
Section 4 – Maintenance | 17 | ||
4.1 | Fuse | ............................................................ | 17 |
4.2 | Checking the Engine Oil Level | 17 | |
4.3 | Changing the Engine Oil | 18 | |
| 4.3.1 | Engine Oil Recommendations | 18 |
| 4.3.2 | Oil Change Procedure | 18 |
4.4 | Changing the Oil Filter | 18 | |
4.5 | Changing the Engine Air Cleaner | 18 | |
| 4.5.1 7 kW, 12 kW and 15 kW |
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| Generators | 18 |
4.6 | Spark Plug(s) | 19 | |
4.7 | Battery Maintenance | 19 | |
4.8Adjusting
4.9 | Cooling System | 20 | |
4.10 | Attention After Submersion | 21 | |
4.11 | Corrosion Protection | 21 | |
4.12 | Out of Service Procedure | 21 | |
| 4.12.1 Removal From Service | 21 | |
| 4.12.2 Return to Service | 21 | |
4.13 | Service Schedule | 22 | |
Section 5 – Troubleshooting | 23 | ||
5.1 | Troubleshooting Guide | 23 | |
Section 6 | – Electrical Data | 24 | |
Section 7 | – Exploded Views and |
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| Parts Lists | 32 |
Section 8 | – Mounting Dimensions | 53 | |
Section 9 | – Notes | 54 | |
Section 10 – Warranty | 56 | ||
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| Generac® Power Systems, Inc. | 1 |