1. Introduction
This manual provides detailed instructions for the installation, operation, and maintenance of your Heath Zenith Chime Kit, model DW-48-00. Please read this manual thoroughly before beginning installation to ensure proper function and safety.
2. Important Safety Information
- Always turn off power at the circuit breaker before installing or servicing the chime unit.
- This chime requires a 16 VAC transformer for operation. Ensure your existing transformer meets this specification or install a compatible one.
- All wiring should comply with local electrical codes. If you are unsure about wiring procedures, consult a qualified electrician.
- Do not expose the chime unit to excessive moisture or direct water.
- Keep packaging materials away from children.
3. Package Contents
Verify that all components are present before beginning installation:
- Heath Zenith Wired Doorbell Chime Unit (Model DW-48-00)
- Mounting Hardware (screws, wall anchors)
- Instruction Manual (this document)

Image 1: Front view of the Heath Zenith Chime Kit DW-48-00. The chime features a wooden cover with a recessed panel design, flanked by two brass-colored chime tubes on either side.
4. Setup & Installation
This section outlines the steps for installing your wired doorbell chime. Ensure power is OFF at the circuit breaker before proceeding.
4.1 Tools Required
- Screwdriver (Phillips head)
- Drill (if installing new mounting anchors)
- Wire Strippers
- Voltage Tester
4.2 Wiring Diagram
The Heath Zenith DW-48-00 chime is designed for a standard wired doorbell system. It requires a 16 VAC transformer. The chime supports two doorbell buttons (front and back door) or a single doorbell button.
- Identify Wiring: Locate the existing doorbell wiring. Typically, there will be wires from the transformer, the front doorbell button, and potentially a back doorbell button.
- Connect Transformer: Connect the two wires from your 16 VAC transformer to the terminals labeled "TRANS" on the chime unit.
- Connect Front Door Button: Connect the wire from your front doorbell button to the terminal labeled "FRONT".
- Connect Back Door Button (Optional): If you have a back doorbell button, connect its wire to the terminal labeled "BACK". If not, leave this terminal unused.
- Secure Wiring: Ensure all wire connections are secure and insulated.

Image 2: Internal view of the Heath Zenith Chime Kit DW-48-00, showing the wiring terminals. The terminals are typically labeled for "TRANS" (transformer), "FRONT" (front doorbell button), and "BACK" (back doorbell button).
4.3 Mounting the Chime Unit
- Choose Location: Select a suitable indoor location for the chime unit, away from direct sunlight or moisture.
- Mark Mounting Holes: Hold the chime base against the wall and mark the positions for the mounting screws.
- Drill Pilot Holes: Drill pilot holes if necessary, and insert wall anchors if mounting into drywall.
- Secure Base: Mount the chime base securely to the wall using the provided screws.
- Attach Cover: Carefully attach the wooden cover to the chime base. Ensure it is properly seated and secured. Note: Some models are designed for vertical mounting only for the cover to fit correctly.
5. Operating Instructions
Once installed and powered, the Heath Zenith DW-48-00 chime operates automatically when a connected doorbell button is pressed.
- Front Door: Pressing the front doorbell button will activate a two-note "ding-dong" chime sound.
- Back Door: Pressing the back doorbell button (if connected) will activate a single-note "ding" chime sound.
The chime unit is designed for continuous operation and does not require user interaction beyond the initial installation.
6. Maintenance
The Heath Zenith DW-48-00 chime requires minimal maintenance.
- Cleaning: Dust the chime unit periodically with a soft, dry cloth. Do not use liquid cleaners or abrasive materials.
- Inspection: Periodically check the wiring connections to ensure they remain secure. Ensure the chime cover is properly seated.
- No User-Serviceable Parts: There are no user-serviceable parts inside the chime mechanism. Do not attempt to disassemble the internal components.
7. Troubleshooting
If your chime unit is not functioning correctly, refer to the following troubleshooting guide:
| Problem | Possible Cause | Solution |
|---|---|---|
| Chime does not sound. |
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| Chime sounds continuously or incorrectly. |
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| Chime sound is weak or distorted. |
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8. Specifications
- Model: DW-48-00
- Brand: Heath Zenith
- Type: Wired Doorbell Chime
- Power Requirement: 16 VAC Transformer (not included)
- Chime Sounds: 2-note (ding-dong) for front door, 1-note (ding) for back door
- Material: Wood
- Dimensions: Approximately 2.38 x 7.1 x 8.5 inches (5.99 x 18.03 x 21.59 cm)
- Weight: Approximately 2 pounds (0.91 kg)
9. Warranty Information
Heath Zenith products are manufactured to high-quality standards. For specific warranty details, please refer to the warranty card included with your product or visit the official Heath Zenith website. Typically, a limited warranty covers defects in materials and workmanship for a specified period from the date of purchase.
Keep your purchase receipt as proof of purchase for any warranty claims.
10. Customer Support
If you have any questions, require technical assistance, or need to report a problem with your Heath Zenith Chime Kit DW-48-00, please contact Heath Zenith customer support.
- Website: www.heathzenith.com (for product information and support resources)
- Phone: Refer to the product packaging or official website for current contact numbers.
Please have your model number (DW-48-00) and date of purchase available when contacting support.





