1. Introducció
This manual provides essential information for the proper installation, operation, and maintenance of your True Manufacturing GDM-49-HC~TSL01 Glass Door Merchandiser. Please read these instructions thoroughly before operating the unit to ensure safe and efficient performance. Retain this manual for future reference.
2. Informació de seguretat
ADVERTÈNCIA: Risc de descàrrega elèctrica. Desconnecteu l'alimentació abans del servei.
- Assegureu-vos que la unitat estigui correctament connectada a terra per evitar riscos elèctrics.
- No emmagatzemeu substàncies explosives com ara llaunes d'aerosol amb un propulsor inflamable en aquest aparell.
- Manteniu les obertures de ventilació de la carcassa de l'aparell o de l'estructura integrada lliures d'obstacles.
- No utilitzeu dispositius mecànics o altres mitjans per accelerar el procés de descongelació, diferents dels recomanats pel fabricant.
- No danyeu el circuit de refrigerant.
- Només el personal de servei qualificat ha de realitzar les reparacions.
3. Configuració i instal·lació
3.1 Desembalatge
Carefully remove all packaging materials, including tape and protective film. Inspect the unit for any shipping damage. Report any damage immediately to the carrier and your dealer.
3.2 Col·locació
Position the merchandiser on a strong, level surface capable of supporting its weight when fully loaded. Ensure adequate clearance around the unit for proper ventilation. Avoid direct sunlight or proximity to heat-generating equipment.

Figura 1: Frontal view of the True Manufacturing GDM-49-HC~TSL01 Glass Door Merchandiser.
3.3 Anivellació
Use a level to ensure the unit is perfectly level. Adjust the leveling feet at the bottom of the unit as needed. Proper leveling is crucial for door alignment and efficient operation.
3.4 Connexió elèctrica
Connect the merchandiser to a dedicated, properly grounded electrical outlet. Refer to the unit's data plate for specific voltage i amperage requirements. Do not use extension cords.
3.5 Instal·lació de prestatgeries
The unit comes with 8 adjustable wire shelves. Install them by inserting the shelf clips into the desired slots on the vertical pilasters inside the cabinet. Ensure all clips are securely seated and the shelves are level before loading products.

Figure 2: Technical drawing illustrating dimensions and features of the GDM-49-HC~TSL01.
4. Instruccions de funcionament
4.1 Posada en marxa inicial
After connecting to power, allow the unit to run for several hours empty to reach its operating temperature before loading products. The factory-set temperature range is typically 33°F to 38°F (0.5°C to 3.3°C).
4.2 Control de temperatura
The merchandiser features an electronic control system. Adjust the temperature settings using the digital display and buttons, typically located on the front or side of the unit. Refer to the control panel instructions for precise adjustments.
4.3 Càrrega de productes
Load products evenly on the shelves, ensuring not to block the internal airflow or exceed the shelf weight capacity. Avoid placing items directly against the back wall to maintain proper air circulation.
4.4 Funcionament de la porta
The unit is equipped with self-closing glass doors. Ensure doors close completely after each use to maintain internal temperature and energy efficiency. The doors feature a positive seal torsion type closure system.
5. Manteniment
5.1 Neteja de l'interior
Regularly clean the interior surfaces with a mild soap and water solution. Rinse thoroughly and dry with a clean cloth. Do not use abrasive cleaners or sharp objects that could damage the surfaces.
5.2 Neteja de l'exterior
Wipe down the exterior with a soft cloth and mild detergent. For stainless steel surfaces, use a non-abrasive cleaner designed for stainless steel, wiping in the direction of the grain.
5.3 Neteja de la serpentina del condensador
The condenser coil should be cleaned regularly (monthly or quarterly, depending on environment) to ensure optimal performance and energy efficiency. Disconnect power before cleaning. Use a stiff brush or vacuum cleaner to remove dust and debris from the coil. An easily accessible condenser coil is located at the bottom front of the unit.
5.4 Inspecció de juntes
Periodically inspect the door gaskets for tears or damage. Ensure they form a tight seal when the doors are closed. Replace damaged gaskets promptly to prevent air leakage and maintain efficiency.
5.5 Descongelació automàtica
This unit features an automatic defrost system, eliminating the need for manual defrosting. Ensure the drain pan is clear and free of obstructions.
6. Solució De Problemes
Abans de contactar amb el servei tècnic, torneu aview els següents problemes i solucions habituals:
| Problema | Causa possible | Solució |
|---|---|---|
| La unitat no es refreda | Power supply issue, thermostat setting, dirty condenser coil, blocked airflow | Check power connection, adjust thermostat, clean condenser, ensure proper loading. |
| Soroll excessiu | Components solts, obstrucció del ventilador, unitat no anivellada | Inspect for loose parts, clear fan area, level the unit. |
| Doors not closing properly | Obstructed hinges, damaged gaskets, unit not level | Clear obstructions, inspect/replace gaskets, level the unit. |
| Aigua a terra | Clogged drain line, excessive humidity | Clear drain line, ensure doors are closed, check ambient humidity. |
Si els problemes persisteixen després d'intentar aquestes solucions, poseu-vos en contacte amb un tècnic de servei qualificat.
7. Especificacions
The True Manufacturing GDM-49-HC~TSL01 is designed for commercial use, offering reliable refrigeration for various products.
| Característica | Detall |
|---|---|
| Marca | És cert |
| Informació del model | GDM-49-HC~TSL01 |
| Pes de l'article | 630 lliures |
| Dimensions del producte | 29.88 x 54.13 x 78.63 polzades |
| Tipus d'instal·lació | Autònom |
| Factor de forma | Compacte |
| Opcions de color | Black Standard, Optional White, Optional Stainless |
| Racks / Shelves | 8 prestatges de filferro |
| Sistema de descongelació | Automàtic |
| Frontisses de portes | Reversible |
| Tipus de material de la porta | Vidre |
| Certificació | NSF |
| Nombre De Portes | 2 |
| Refrigerant | R-290 |

Figure 3: Detailed specifications and plan view diagrams for the GDM-49-HC~TSL01.
8. Garantia i Suport
True Manufacturing provides a comprehensive warranty for this product. For specific warranty terms and conditions, please refer to the warranty card included with your unit or visit the official True Manufacturing website. For technical support, parts, or service inquiries, please contact your authorized True dealer or True Manufacturing customer service directly. Ensure you have your model number (GDM-49-HC~TSL01) and serial number available when contacting support.
True Manufacturing Contact Information:
Weblloc: www.truemfg.com
Phone: Refer to your product documentation for regional contact numbers.