1. Inleiding
This manual provides essential information for the safe installation, operation, and maintenance of your Stelpro Ultra-Quiet Wall Convector Heater, model ASHC0502WCW. Please read these instructions thoroughly before installation and retain them for future reference. This heater is designed to provide supplemental heat for small indoor spaces.
2. Veiligheidsinformatie
WAARSCHUWING: Risico op elektrische schok. De installatie moet worden uitgevoerd door een gekwalificeerde elektricien in overeenstemming met alle nationale en lokale elektrische voorschriften.
- Deze kachel is ontworpen voor hardwired connection only. It is not a plug-in unit.
- Deze eenheid does not include a built-in thermostat. An external electronic wall thermostat (sold separately) is required for operation. Mechanical thermostats are not compatible.
- Ensure the power supply is disconnected at the circuit breaker before attempting any installation, maintenance, or wiring.
- Do not install the heater near flammable materials, curtains, or furniture. Maintain adequate clearance as specified in installation guidelines.
- Do not insert foreign objects into any ventilation or exhaust opening as this may cause electric shock, fire, or damage to the heater.
- Deze kachel is heet tijdens gebruik. Om brandwonden te voorkomen, mag u uw blote huid niet in aanraking laten komen met hete oppervlakken.
- Do not use this heater in wet or moist locations unless specifically rated for such environments.
3. Inhoud van het pakket
Controleer of alle componenten aanwezig zijn voordat u met de installatie begint:
- Stelpro Wall Convector Heater Unit (ASHC0502WCW)
- Montagebeugel
- Installatiemateriaal (schroeven, ankers)
- Gebruiksaanwijzing

Afbeelding 1: Vooraanzicht view of the Stelpro Ultra-Quiet Wall Convector Heater.
4. Specificaties
| Merk | stelpro |
| Modelnummer | ASHC0502WCW |
| Vermogensafgifte | 500W (bij 240V) / 375W (bij 208V) |
| Deeltage | 240 Volts (also compatible with 208V) |
| Afmetingen (D x B x H) | 3.94"D x 17.31"B x 17.56"H (101mm D x 440mm B x 446mm H) |
| Verwarmingsdekking | Tot 50 vierkante voet |
| Montagetype | Muurbevestiging |
| Kleur | Wit |
| Gewicht | 11.2 pond |

Afbeelding 2: Zijkant view of the heater showing its compact dimensions: 17 9/16" H x 17 5/16" W x 3 15/16" D.
5. Installatie en installatie
The Stelpro ASHC0502WCW heater is designed for surface-mount wall installation with a concealed bracket for a clean finish. It requires a 240V or 208V hardwired electrical connection and an external electronic wall thermostat.
5.1 Checklist voor installatie
- Ensure the power supply is OFF at the main circuit breaker.
- Confirm you have an appropriate electronic wall thermostat (not included).
- Gather necessary tools: drill, screwdriver, wire strippers, level, measuring tape.
- Select a suitable wall location, ensuring proper clearances from floors, ceilings, and adjacent walls as per local codes and the heater's specifications.
5.2 De verwarming monteren
- Haal de verwarming voorzichtig uit de verpakking.
- Detach the mounting bracket from the back of the heater.
- Position the mounting bracket on the wall at the desired height, ensuring it is level. Mark the screw hole locations.
- Drill pilot holes if necessary and secure the mounting bracket to the wall using the provided hardware. Ensure it is firmly attached.
- The heater features a back entry plate with cable clamps voor bedrading.

Image 3: Illustration of the concealed mounting bracket system for secure and discreet installation.
5.3 Elektrische aansluiting
IMPORTANT: All wiring must comply with the National Electrical Code (NEC) and local codes. Consult a qualified electrician if you are unsure about any part of the wiring process.
- Route the 240V or 208V electrical supply wires to the heater's junction box located at the back entry plate.
- Connect the heater's wires to the supply wires according to the wiring diagram provided in the full installation guide (refer to the diagram on the heater or in the included manual). Typically, this involves connecting the two hot wires and the ground wire.
- Bevestig alle verbindingen met geschikte draadverbinders.
- Ensure all wiring is neatly tucked into the junction box and the cover is securely fastened.

Image 4: Visual representation of the 240V hardwired connection required for the heater.
5.4 Finalizing Installation
- Carefully hang the heater unit onto the mounted bracket, ensuring it clicks securely into place.
- Install your electronic wall thermostat according to its specific instructions.
- Once the heater and thermostat are fully installed and all connections are secure, restore power at the circuit breaker.

Image 5: The Stelpro convector heater seamlessly installed on a wall in a home office environment.
6. Gebruiksaanwijzing
Since the Stelpro ASHC0502WCW heater does not have a built-in thermostat, its operation is entirely controlled by the external electronic wall thermostat you have installed.
- Inschakelen: After installation, ensure the circuit breaker supplying power to the heater is in the 'ON' position.
- Thermostaatregeling: Adjust the desired temperature setting on your electronic wall thermostat. The heater will activate when the room temperature falls below the set point and deactivate when it reaches the set point.
- Stille werking: This convector heater operates silently, providing natural convection heat without a fan.
7. Onderhoud
Regular maintenance ensures optimal performance and longevity of your heater. Always disconnect power at the circuit breaker before performing any maintenance.
- Schoonmaak: Veeg de buitenkant van de verwarming regelmatig af met een zachte, droge doek.amp Gebruik een doek. Gebruik geen schurende reinigingsmiddelen, oplosmiddelen of spuit niet rechtstreeks op de verwarming.
- Stofverwijdering: Use a vacuum cleaner with a brush attachment to remove dust from the air intake and discharge grilles. Ensure these areas remain clear for proper airflow.
- Inspectie: Annually inspect the heater for any signs of damage, loose connections, or unusual wear. If any issues are found, contact a qualified electrician or Stelpro support.
8. Probleemoplossing
If your heater is not functioning as expected, consult the following common issues before contacting support.
| Probleem | Mogelijke oorzaak | Oplossing |
|---|---|---|
| Verwarming gaat niet aan. | Er gaat geen stroom naar het apparaat. Thermostat set too low or off. Losse bedradingsverbinding. | Controleer de stroomonderbreker. Ensure thermostat is set above room temperature and is functioning. Verify wiring connections (power off first). |
| De kachel produceert onvoldoende warmte. | Heater size inadequate for room. Luchtstroombelemmering. Thermostaat defect. | Ensure heater coverage (50 sq ft) matches room size. Clear any obstructions from intake/discharge grilles. Test or replace thermostat. |
| Unusual odors or sounds. | New unit burn-off (initial use). Stofophoping. Probleem met interne component. | Initial odors are normal and will dissipate. Clean heater as per maintenance section. If persistent or severe, disconnect power and contact support. |
If troubleshooting steps do not resolve the issue, please contact Stelpro customer support or a qualified electrician.
9. Garantie en ondersteuning
Your Stelpro Ultra-Quiet Wall Convector Heater ASHC0502WCW is backed by a comprehensive warranty:
- 5 jaar beperkte garantie op de gehele eenheid.
- Levenslange garantie op het verwarmingselement.
- 3 jaar garantie op elektronische componenten.
For warranty claims, technical assistance, or further support, please visit the official Stelpro webwebsite of neem contact op met hun klantenservice. Bewaar uw aankoopbewijs voor garantievalidatie.
stelpro Webwebsite: www.stelpro.com





