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Capture photos of the load bank setup, control panel readings, and any defects on-site using the mobile app, then integrate them into your report.
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Diesel Generator Load Bank Test Report
Generate a diesel generator load bank test report using our online template. Verify generator capacity and performance under load, record parameters at each load step, and document observations.
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The full inspection cycle — in one service
Take photos of the object in the mobile app, complete the inspection report from the template, and download the finished photo report as Word or PDF.
Inspection report
Complete the document from this template: sections, fields, photo documentation, and signatures.
Photo Report Generator
Use the photo report generator to create a detailed load bank test report with embedded images and structured data for each load step.
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Review the structure, sections, and fields before proceeding to fill out the document.
Diesel Generator Load Bank Test Report
No.LBT-2026-018
1. General Information
The general condition of the diesel generator plants was assessed through visual inspection and review of operational logs.
| Inspection date | 7/14/2026 | Address | Industrial Plant B, 800 Factory Road, Detroit, MI 48201 |
Expert Brian Adams , Maintenance Technician
The overall condition of the plants is satisfactory, with no immediate safety concerns identified.
2. Object of Inspection
The inspected objects include diesel generator sets, their auxiliary systems, and associated control equipment.
| Object name | Caterpillar C175-20 | Technical condition | not filled in |
| Operating Hours, hours | 1250 |
All inspected components were found to be in place and properly identified.
3. Main Parameters
Main parameters such as rated power, voltage, frequency, and fuel consumption were verified against nameplate data and manufacturer documentation.
| Load Bank Type | Resistive | Connection Verified | No |
| Load Steps | 25%, 50%, 75%, 100% |
The measured parameters are within the specified tolerances, and no significant deviations were observed.
4. Additional Parameters
Additional parameters including coolant temperature, oil pressure, and exhaust emissions were monitored during a test run.
| Voltage at 100% Load: 480 | Frequency at 100% Load: 60 |
| Current at 100% Load: 2400 |
All additional parameters remained within normal operating ranges throughout the test.
5. Observations and Defects
A thorough inspection was conducted to identify any visible damages, corrosion, or wear on the generator components.
| No. | Damage description | Photos |
|---|---|---|
| 1 | - | not filled in |
| 2 | - | not filled in |
No significant damages were found; minor surface corrosion was noted on some non-critical parts.
6. Additional Information
State the overall test result and any additional remarks.
| Identification was carried out | Load bank test at 25%, 50%, 75%, and 100% rated load. |
| There are remarks | Generator passed all load steps; voltage and frequency stable. |
7. Inspection Participants
List the technician and facility manager involved in the test.
| No. | Full name | Position / status | Comment |
|---|---|---|---|
| 1 | Brian Adams | Maintenance Technician | Performed test |
| 2 | Jennifer Cole | Facility Manager | Witnessed test |
Signatures
Obtain signatures from the technician and facility manager.
______________________________
Brian Adams, Maintenance Technician
______________________________
Brian Adams
______________________________
Jennifer Cole
Report
Purpose and Procedure for Drafting the Document
What Is a Diesel Generator Load Bank Test Report?
A diesel generator load bank test report documents the results of a load bank test performed on a standby generator. The test verifies the generator's capacity and performance under various load conditions. The report includes test parameters such as voltage, frequency, current, and temperature at each load step, along with observations and defects.
Who Uses This Report?
Maintenance technicians and facility managers use this report to document annual load bank tests or tests after major repairs. It provides evidence that the generator can handle its rated load.
Key Sections of the Report
The report includes test identification, load bank setup, test parameters (repeatable for each load step), observations and defects, test results, and signatures.
Annual Load Bank Testing
Generators are typically tested annually under load to ensure they can perform at rated capacity. This report records the test results.
Post-Repair Verification
After major repairs or overhauls, a load bank test verifies that the generator is functioning correctly and can handle load.
Commissioning New Generators
New generators are load bank tested during commissioning to confirm performance specifications. This report documents the acceptance test.
Compliance with Standards
Some facilities require documented load bank tests for compliance with safety standards or insurance policies.
- 1
Setup Load Bank
Connect the load bank to the generator and verify correct connection. Select the type of load bank (resistive, reactive, or combination).
- 2
Run at Various Loads
Apply load steps (e.g., 25%, 50%, 75%, 100%) and allow the generator to stabilize at each step. Record parameters at each step.
- 3
Record Parameters
For each load step, record voltage, frequency, current, power factor, engine RPM, coolant temperature, oil pressure, and exhaust temperature.
- 4
Disconnect and Report
After completing all load steps, disconnect the load bank. Compile the report with observations, defects, and overall test result.
Photo Report Generator
Use the photo report generator to create a detailed load bank test report with embedded images and structured data for each load step.
Create Photo ReportMobile Photo Documentation App
Capture photos of the load bank setup, control panel readings, and any defects on-site using the mobile app, then integrate them into your report.
Mobile AppDocument Sections
Click a section to jump to it in the sample document.
General Information
The general condition of the diesel generator plants was assessed through visual inspection and review of operational logs.
Object of Inspection
The inspected objects include diesel generator sets, their auxiliary systems, and associated control equipment.
Main Parameters
Main parameters such as rated power, voltage, frequency, and fuel consumption were verified against nameplate data and manufacturer documentation.
Additional Parameters
Additional parameters including coolant temperature, oil pressure, and exhaust emissions were monitored during a test run.
Observations and Defects
A thorough inspection was conducted to identify any visible damages, corrosion, or wear on the generator components.
Additional Information
State the overall test result and any additional remarks.
Inspection Participants
List the technician and facility manager involved in the test.
Signatures
Obtain signatures from the technician and facility manager.
Document Fields and Columns
General Information
- Inspection date
- Date when the load bank test was performed.
- Address
- Location of the facility where the generator is installed.
- Expert
- Name of the technician conducting the test.
Object of Inspection
- Object name
- Unique identifier or serial number of the generator.
- Technical condition
- Current operational state of the generator.
- Operating Hours (hours)
- Total operating hours accumulated on the generator.
Observations and Defects
- No.
- Sequential number for each observation or defect.
- Element
- Component or system where the observation was made.
- Defect
- Type of defect or observation.
- Damage description
- Detailed description of the observation or defect.
- Photos
- Photographic evidence of the observation or defect.
Inspection Participants
- No.
- Sequential number for each participant.
- Full name
- Full name of the participant.
- Position / status
- Role or job title of the participant.
- Comment
- Additional notes about the participant's involvement.
Frequently Asked Questions about Photo Reports and Photo Tables
What is a diesel generator load bank test report?
It is a document that records the results of a load bank test, verifying the generator's capacity and performance under various load conditions.
How often should a load bank test be performed?
Typically annually, or after major repairs. Some standards may require more frequent testing.
What parameters are recorded during the test?
Parameters include load percentage, voltage, frequency, current, power factor, engine RPM, coolant temperature, oil pressure, and exhaust temperature.
What is the purpose of a load bank test?
The test ensures the generator can handle its rated load, prevents wet stacking, and verifies that cooling and exhaust systems function properly.
Can I add photos to the report?
Yes, the template includes photo sections for load bank setup, control panel readings, overall generator view, and any defects.
Who signs the report?
The technician performing the test and the facility manager typically sign the report.
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