1. Introduction
Welcome to the user manual for the Garland G03145-048 Thermostat Control. This document provides essential information for the safe and effective installation, operation, and maintenance of your thermostat control. Please read this manual thoroughly before use and retain it for future reference.
2. Product Overview
The Garland G03145-048 is a genuine Original Equipment Manufacturer (OEM) replacement thermostat control designed for various Garland broiler and oven models. It is an FDO Type 1 control, ensuring compatibility and performance as intended by the original manufacturer.

Image Description: A detailed view of the Garland G03145-048 Thermostat Control. The unit features a robust main control body, a coiled capillary tube, and a sensing bulb extending from the tube. The control dial, marked with various settings, is visible on the front face of the unit, secured by screws. The overall construction appears to be metal, indicating durability for commercial applications.
3. Safety Information
- Always use genuine OEM parts for safety, reliability, and performance.
- Installation and service should only be performed by qualified and authorized personnel.
- Disconnect all power to the appliance before attempting any installation, maintenance, or service on the thermostat control.
- Refer to the appliance's main instruction manual for specific safety precautions related to its operation and maintenance.
- Wear appropriate personal protective equipment (PPE) during installation and service.
4. Installation Instructions
This section provides general installation guidance. For detailed steps specific to your Garland broiler or oven model, consult the appliance's dedicated service manual.
- Power Disconnection: Ensure the appliance is completely disconnected from all power sources before beginning installation.
- Remove Old Unit: Carefully remove the existing thermostat control from the appliance. Pay close attention to the routing of the capillary tube and all electrical or gas connections. Document connections if necessary.
- Connect New Unit: Connect the new Garland G03145-048 Thermostat Control. This unit features a 0.4375-inch rear tube connection. Ensure all connections are secure, properly seated, and sealed according to manufacturer specifications (e.g., gas connections).
- Mounting: Mount the thermostat control securely within the appliance, ensuring the sensing bulb is positioned correctly as per the appliance's design.
- Test Operation: Reconnect power to the appliance and carefully test for proper operation and temperature regulation.
5. Operation
The Garland G03145-048 Thermostat Control is designed for straightforward temperature regulation. It allows for precise temperature control within a range of 150°F to 550°F.
- Set Temperature: Turn the control dial to the desired temperature setting.
- Automatic Regulation: The thermostat will automatically maintain the set temperature by cycling the heating element (or gas valve) on and off as needed.
- Monitor Performance: Monitor the appliance's temperature to ensure it reaches and consistently maintains the desired setting.
Note: Calibration may be required after installation to ensure accurate temperature readings. Refer to the appliance's service manual for specific calibration procedures.
6. Maintenance
Proper maintenance ensures the longevity and reliable performance of your thermostat control.
- Regular Inspection: Periodically inspect the thermostat control, its capillary tube, sensing bulb, and all connections for any signs of wear, damage, or corrosion.
- Cleaning: Keep the control area clean and free from grease, dust, and other debris that could impede operation or airflow around the sensing bulb.
- Replacement: If any signs of significant wear, damage, or malfunction are observed, replace the unit with a genuine Garland OEM part. Do not attempt to repair a faulty thermostat control; replacement is recommended for safety and optimal performance.
7. Troubleshooting
This section provides general guidance for common issues. For specific troubleshooting related to your Garland appliance, consult its dedicated manual.
- Appliance Not Heating:
- Check the main power supply to the appliance.
- Ensure the thermostat control is set to a temperature above the current appliance temperature.
- Verify all electrical or gas connections to the thermostat are secure.
- Inconsistent or Incorrect Temperature:
- Verify the proper installation and positioning of the sensing bulb within the appliance.
- Check for any obstructions or debris around the sensing bulb that might affect its accuracy.
- Consider recalibrating the thermostat if the issue persists and the appliance manual provides instructions for this.
- Thermostat Not Responding:
- Ensure power is supplied to the appliance and the thermostat.
- Check for any visible damage to the control unit or wiring.
- If issues persist after checking connections and power, the thermostat unit may require replacement.
If you are unable to resolve an issue using these steps, contact a qualified service technician or Garland customer support.
8. Specifications
| Feature | Detail |
|---|---|
| Model Number | G03145-048 |
| Part Type | Thermostat Control |
| Brand | Garland |
| OEM Part | Yes |
| Temperature Range | 150°F to 550°F |
| Tube Connection | 0.4375-inch rear |
| Item Weight | 1.3 pounds |
| Product Dimensions | 5 x 8 x 15 inches |
| Material | Copper |
9. Warranty and Support
As a genuine OEM part, this Garland thermostat control is typically covered by the manufacturer's standard warranty for replacement parts. For specific warranty terms and conditions, please refer to the documentation provided with your original appliance or contact Garland customer support directly.
For technical assistance, service inquiries, or to locate authorized service providers, please visit the official Garland website or contact their customer service department through the contact information provided on their website.





