1. Nhanganyaya
This manual provides comprehensive instructions for the installation, operation, maintenance, and troubleshooting of your Intermatic EI230W Electronic Auto-Off Timer. This device is designed to provide convenient, automatic shut-off for various electrical loads, enhancing energy efficiency and convenience in your home or office.
The EI230W timer offers silent operation and simple push-button controls for preset countdown times, making it an ideal replacement for standard single-pole switches.
2. Safety Information
WARNING: RISK OF ELECTRIC SHOCK. This product requires installation by a qualified electrician or trained personnel. Always turn off power at the circuit breaker or fuse box before installation or servicing.
- Verenga mirairo yese usati waisa kana kushandisa chigadzirwa ichi.
- Do not use this timer with loads exceeding its electrical ratings.
- Ita shuwa kuti zvese zvekubatanidza wiring zvakachengeteka uye zvinoenderana nemakodhi emagetsi emunharaunda uye enyika.
- This device requires a neutral wire for proper operation. If a neutral wire is not present in your switch box, consult a qualified electrician.
- Chengeta vana kure newaya dzemagetsi.
3. Chigadzirwa Pamusoroview uye Features
The Intermatic EI230W is an electronic in-wall timer designed for ease of use and silent operation. It features a clean white finish to blend with most decor.

Figure 1: Intermatic EI230W Electronic Auto-Off Timer with faceplate.
Zvinokosha:
- Simple Operation: Easily select countdown times of 2, 4, 8, or 12 hours with a single button press. No complex programming is required.
- Silent Control: Operates without audible clicking or humming, suitable for quiet environments.
- Zvishandiso Zvakasiyana-siyana: Ideal for controlling indoor and outdoor lighting, bathroom fans, ventilation fans, and other appliances.
- Kuisa Nyore: Designed to replace existing single-pole switches. Requires a neutral wire.
- White Finish: Aesthetically designed to integrate seamlessly with standard white wall plates.
4. Setup uye Kuiswa
Follow these steps carefully to install your Intermatic EI230W timer. If you are unsure about any step, consult a qualified electrician.
Zvishandiso Zvinodiwa:
- Screwdriver (Phillips uye Flathead)
- Wire Strippers
- Yemagetsi Tape
- Voltage Tester
Kuisa Matanho:
- Dzima Simba: Locate the circuit breaker or fuse that controls the switch you are replacing. Turn off the power completely. Use a voltage tester to confirm that the power is off at the switch box.
- Bvisa Chinjo Iripo: Carefully remove the wall plate and unscrew the existing switch from the electrical box. Gently pull the switch out of the box.
- Ziva Waya:
- Waya yemutsetse (inopisa): Typically black, connected to the incoming power.
- Waya yekutakura: Typically black, connected to the light or appliance.
- Waya Isina Rubatsiro: Typically white. This timer requires a neutral wire.
- Waya yevhu: Typically bare copper or green.

Mufananidzo 2: Rutivi view of the EI230W timer showing the wiring diagram.
- Wire the Timer: Connect the wires from the wall box to the corresponding wires on the EI230W timer using wire nuts.
- Batanidza iyo NHEMA wire from the timer to the LINE (Hot) waya.
- Batanidza iyo TSVUKU wire from the timer to the LOAD waya.
- Batanidza iyo CHENA wire from the timer to the NEUTRAL waya.
- Batanidza iyo GIRINHI wire from the timer to the GROUND waya.

Mufananidzo 3: Mberi view of the EI230W timer without the faceplate, showing terminals.
- Mount the Timer: Carefully push the wired timer back into the electrical box. Secure it with the provided screws.
- Isa Wall Plate: Attach the decorative wall plate (not included) over the timer.
- Dzosera Simba: Dzorera simba kumashure pane circuit breaker kana fuse box.
Kuisa Vhidhiyo:
Vhidhiyo 1: Kuperaview of Intermatic In-Wall Timers, including electronic models similar to the EI230W, demonstrating features like single-button operation, silent control, and ease of installation. This video highlights the simplicity of use and installation for electronic countdown timers.
5. Operating Instructions
The Intermatic EI230W timer is designed for straightforward operation with a single push-button interface.

Figure 4: Front panel of the EI230W timer with time selection buttons.
Kuisa iyo Nguva:
- Press the main button repeatedly to cycle through the available countdown times: 2 hours, 4 hours, 8 hours, 12 hours.
- The LED indicator next to the selected time will illuminate, confirming your choice.
- The connected load (light, fan, appliance) will turn on and remain on for the selected duration, then automatically turn off.
"HOLD" Function:
- To keep the connected load on indefinitely, press the button until the "HOLD" indicator lights up. The load will remain on until you manually turn it off or select a countdown time.
Turning Off Manually:
- If a countdown time is active or the timer is in "HOLD" mode, press the button until all LED indicators are off. This will turn off the connected load.
6. Kuchengeta
The Intermatic EI230W Electronic Auto-Off Timer requires minimal maintenance.
- Kuchenesa: To clean the surface of the timer, use a soft, damp jira. Usashandise abrasive cleaners, solvents, kana kupfapfaidza zvakananga payuniti.
- Kuongorora: Periodically check the timer and wall plate for any signs of damage or loose connections. If any issues are found, turn off the power at the circuit breaker and consult a qualified electrician.
7. Kugadzirisa matambudziko
If you experience issues with your EI230W timer, refer to the following common problems and solutions:
| Dambudziko | Zvinogona Kukonzera | Solution |
|---|---|---|
| Timer does not turn on or operate. | No power to the switch box. Wiring isiriyo. Kusununguka kubatana. | Tarisa wedunhu breaker kana fuse. Verify wiring connections according to the installation instructions. Ensure all wires are securely connected. |
| Load does not turn off after selected time. | Timer is in "HOLD" mode. Chikamu chenguva chisina kunaka. | Press the button until all LEDs are off to manually turn off the load, then re-select a countdown time. Kana nyaya ikaramba iripo, bata rutsigiro rwevatengi. |
| LED indicators are not lighting up. | Hapana simba kune timer. LED isina kunaka. | Check power supply and wiring. If the timer functions but LEDs do not, contact customer support. |
| Timer makes noise during operation. | This electronic timer is designed for silent operation. Any noise indicates a potential issue. | Turn off power immediately and consult a qualified electrician or contact customer support. |
8. Zvinotsanangurwa
- Model Number: EI230W
- Brand: Intermatic
- Ruvara: Chena
- Zviyero zvechigadzirwa: 1.44"D x 1.68"W x 4.13"H
- Chinhu Weight: 0.34 Pounds (inenge 5.4 ounces)
- Nhamba Yezvirongwa: 4 (2, 4, 8, 12 hours)
- UPC: 078275095298
- Mugadziri: Intermatic
- Mvumo UL (Canada and US)

Figure 5: Dimensions of the EI230W timer.
9. Warranty
Intermatic products are designed for durability and reliability. For specific warranty information regarding your EI230W Electronic Auto-Off Timer, please refer to the documentation included with your purchase or visit the official Intermatic website. Typically, Intermatic offers a limited warranty covering defects in materials and workmanship under normal use and service.
10. Tsigiro
For further assistance, technical support, or to inquire about replacement parts, please contact Intermatic customer service.
- Mugadziri: Intermatic
- Chitoro chepaindaneti: Visit the Intermatic Store on Amazon
- Please have your model number (EI230W) and purchase date available when contacting support.





