1. Introduction
This manual provides comprehensive instructions for the installation, operation, and maintenance of your SMEG Robertshaw 816291317 Digital 5-Button Timer. Please read this manual thoroughly before using the timer to ensure safe and efficient operation. Retain this manual for future reference.
2. Safety Information
Always observe the following safety precautions:
- Electrical Hazard: Installation and repair should only be performed by qualified personnel. Disconnect power before servicing.
- Component Handling: Handle the timer with care to avoid damage to electronic components.
- Intended Use: Use this timer only for its intended purpose as a replacement part for compatible appliances.
- Environmental Conditions: Ensure the operating environment is within specified temperature and humidity ranges.
3. Product Overview
The SMEG Robertshaw 816291317 is a digital timer designed for integration into compatible appliances, typically ovens. It features a digital display and five control buttons for setting time and managing timer functions.

Figure 3.1: Front view of the timer, highlighting the digital display and five control buttons.
This image displays the front face of the digital timer. It features a clear digital display at the top, which shows "88:88" as a placeholder for time, along with small icons for AM/PM and a cooking symbol. Below the display are five distinct circular buttons, arranged horizontally, which are used for operating the timer's various functions.

Figure 3.2: Angled view of the timer, showing its overall form factor.
This image provides an angled perspective of the digital timer, showcasing its transparent casing, the digital display, and the five control buttons. The side profile reveals the compact design of the unit, indicating its intended integration into an appliance panel.
4. Setup and Installation
This timer is an internal component and requires professional installation. Refer to the appliance's service manual for specific installation procedures. The following steps are general guidelines:
- Disconnect Power: Ensure the appliance is completely disconnected from the main power supply before beginning installation.
- Access Panel: Carefully remove the appliance's control panel or access cover to expose the existing timer or installation cavity.
- Remove Old Timer (if applicable): Disconnect all wiring from the old timer, noting the position and color of each wire. Remove mounting screws or clips.
- Install New Timer: Mount the new Robertshaw 816291317 timer into the designated cavity. Secure it with appropriate fasteners.
- Connect Wiring: Reconnect all wiring to the new timer according to the appliance's wiring diagram. Ensure all connections are secure.
- Reassemble: Replace the control panel or access cover.
- Restore Power: Reconnect the appliance to the main power supply.
Note: Improper installation can lead to appliance malfunction or electrical hazards. If you are unsure about any step, consult a qualified technician.

Figure 4.1: Internal components of the timer, showing the circuit board.
This image provides a view of the internal circuit board of the timer, visible through its transparent casing. Various electronic components, including capacitors, resistors, and two relays, are clearly arranged on the board. Connection terminals are visible at the bottom, indicating points for electrical wiring.
5. Operating Instructions
The specific operation of the 5-button timer depends on the appliance it is integrated into. General functions typically include setting the current time, setting a cooking duration, and programming delayed starts. Refer to your appliance's user manual for detailed operating instructions.
5.1. Setting the Current Time
- Press the Clock button (or equivalent) to enter time setting mode. The time display may flash.
- Use the + and - buttons (or equivalent arrow buttons) to adjust the hours.
- Press the Clock button again to move to minute adjustment.
- Use the + and - buttons to adjust the minutes.
- Press the Clock button (or OK/Set button) to confirm and exit time setting mode.
5.2. Using the Cooking Timer
- Press the Timer button (or equivalent) to activate the cooking timer function.
- Use the + and - buttons to set the desired cooking duration in hours and minutes.
- The timer will begin counting down once set. An audible alert will sound when the time expires.
- Press any button to silence the alert.
5.3. Programming Delayed Start (if applicable)
This advanced function allows you to set a cooking program to start at a later time. Consult your appliance's manual for specific steps, as this varies significantly by model.
6. Maintenance and Care
The Robertshaw 816291317 timer is designed for durability and requires minimal maintenance.
- Cleaning: If the timer's display or buttons become dirty, gently wipe them with a soft, damp cloth. Avoid abrasive cleaners or excessive moisture.
- Inspection: Periodically inspect the timer for any visible signs of damage or loose connections. If any issues are found, consult a qualified technician.
- No User Serviceable Parts: The internal components of the timer are not user-serviceable. Do not attempt to open or repair the unit yourself.
7. Troubleshooting
If you encounter issues with your timer, consider the following common troubleshooting steps. For complex problems, contact a qualified service technician.
- Timer Display is Blank:
- Check if the appliance is receiving power.
- Verify that the timer is correctly installed and all electrical connections are secure.
- A power outage may have reset the timer; try setting the time again.
- Timer Not Responding to Button Presses:
- Ensure the appliance is powered on.
- Check for any error codes on the appliance's main display (if applicable).
- A temporary power cycle (disconnecting and reconnecting power) may resolve minor software glitches.
- Incorrect Time Display:
- Reset the current time as described in Section 5.1.
- If the time consistently drifts, there might be an internal component issue requiring professional service.
8. Specifications
The following specifications are for the SMEG Robertshaw 816291317 Digital 5-Button Timer:
| Brand | Robertshaw |
| Model Number | 816291317 |
| Manufacturer Reference | 816291317 |
| Voltage | 230V~ |
| Frequency | 50/60Hz |
| Power Consumption | <1W |
| Current Rating | 16A 250V~ |
| ASIN | B0787ZZZW5 |
| Date First Available | December 13, 2017 |

Figure 8.1: Product label with technical specifications.
This image shows a white label affixed to the side of the timer. The label clearly displays the brand "Robertshaw," the model number "816291317," and manufacturing details such as "T-Made in Slovakia" and a date "30.01.17." Electrical specifications like "230V~ 50/60Hz <1W" and "16A 250V~" are also visible, confirming the technical details of the device.
9. Warranty and Support
For warranty information and technical support, please refer to the documentation provided with the appliance in which this timer is installed, or contact the original appliance manufacturer. As this is a replacement component, warranty terms are typically tied to the appliance's overall warranty.
For further assistance, you may also contact Robertshaw customer service or an authorized service center.





