Manuel d'utilisation / d'entretien du produit DRO2G du fabricant Hobart
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GAS RA CK O VENS WITH ELECTRONIC OVEN CONTROL MODELS DRO2G GAS DRO2GH GAS FORM 19202 Rev. D (Dec. 2003) 701 S. RIDGE AVENUE TROY, OHIO 45374-0001 937-332-3000 www.
– 2 – © HOBART CORPORATION, 2001 IMPOR T ANT FOR Y OUR SAFETY THIS MANUAL HAS BEEN PREPARED FOR PERSONNEL QUALIFIED TO INSTALL GAS EQUIPMENT, WHO SHOULD PERFORM THE INITIAL FIELD START-UP AND ADJUSTMENTS OF THE EQUIPMENT COVERED BY THIS MANUAL.
– 3 – T ab le of Contents GENERAL ............................................................................................................................................... 4 INST ALLA TION ....................................................
– 4 – OPERA TION and CARE of MODELS DRO2G & DRO2GH GAS RACK OVENS WITH ELECTRONIC OVEN CONTROL PLEASE KEEP THIS MANUAL FOR FUTURE USE GENERAL Models DRO2G and DRO2GH Gas ovens accommodate roll-in racks. They are equipped with an electronic oven control for baking and/or steaming applications.
– 5 – OPERA TION WARNING : THE RACK OVEN AND ITS PARTS ARE HOT. USE CARE WHEN OPERATING, SERVICING OR CLEANING THE OVEN. BEFORE FIRST USE Before using the oven for the first time, it must be burned in to release any odors that might result from heating the new surfaces in the oven.
– 6 – LOADING AND UNLOADING WARNING : THE OVEN AND ITS PARTS ARE HOT. TO PREVENT BURNS, USE HOT PADS OR PROTECTIVE MITTS WHEN LOADING OR UNLOADING THE OVEN. Double Rack 1. Roll the rack into the oven so the End Brackets channel onto the Rack Lifting Device (Fig.
– 7 – DOOR HANDLE When the door is closed, make sure the door handle is in the fully vertical position (Fig. 2). Fig. 2 CONTROLS (Fig. 3) All of the oven’s baking processes are controlled here.
– 8 – OVEN TEMPERATURE - Indicates the current oven temperature in Fahrenheit or Celsius. HEAT ON - Indicates the heat is on when lit. SET TEMPERATURE - Displays the set baking temperature. SET TEMPERATURE UP and DOWN - Press to adjust the temperature to the desired setting.
– 9 – BAKE TIME - Displays the baking time in minutes. BAKE TIME U P and DOWN arrows - Press to adjust the baking time in minutes. STEAM TIME - Displays the steam time in seconds. STEAM TIME UP and DOWN arrows - Press to adjust the steam time in seconds.
– 10 – OVEN PREHEAT The oven will need to preheat to the desired baking temperature before baking begins. 1. Press BAKE. The BAKE light and all temperature and time displays come on. 2. The door must be closed to operate the oven fan and heat. The HEAT ON light is lit when the heat is on.
– 11 – Change a Program 1. Press the PROGRAM # UP arrow key until the desired program number is displayed. 2. The current settings are displayed. 3. Change only the settings that need to be changed. 4. Use the appropriate UP and DOWN arrow arrow keys to adjust the settings.
– 12 – MANUAL BAKING Program # 0 is used for manual baking processes that are not assigned to memory. 1. Press the PROGRAM # UP arrow key to 0. If the PROGRAM # UP arrow key does not change the program number, press OFF and BAKE to reset and begin again.
– 13 – CONTROL PANEL UPDATES WARNING : DISCONNECT ELECTRICAL POWER TO THE MACHINE AND FOLLOW LOCKOUT / TAGOUT PROCEDURES. The DRO2 series ovens have different software configurations for the control panel depending on the date of manufacture. This is identified by a Control Version Number.
– 14 – OVEN VENT CONTROLS When changing to a product which requires a lower baking temperature, the oven can be cooled down by exhausting heat from the oven using the Vent. To cool down the oven, open the Damper by pulling the knob outward (Fig. 4).
– 15 – MAINTENANCE WARNING : THE RACK OVEN AND ITS PARTS ARE HOT. USE CARE WHEN OPERATING, SERVICING, OR CLEANING THE OVEN. WARNING : DISCONNECT ELECTRICAL POWER TO THE MACHINE AND FOLLOW LOCKOUT / TAGOUT PROCEDURES. GENERAL As Needed • Inspect the area around the oven.
– 16 – LUBRICATION None required. SERVICE AND PARTS INFORMATION Contact your local authorized Hobart office for service . PREVENTIVE MAINTENANCE The DRO2 oven should be kept on a regular preventive maintenance schedule. Ovens require specific preventive maintenance based on usage and environmental factors.
– 17 – O WNER PREVENTIVE MAINTENANCE PROCEDURE INTRODUCTION This owner preventive maintenance (PM) section includes procedures to inspect for proper operation and cleaning of components. Owner Preventive Maintenance Procedures are written for gas ovens.
– 18 – Clean and Vacuum Components and Burner Areas 1. Clean the burner compartment (Fig. 6) area of dust and/or lint accumulation. 2. Vacuum the burner compartment (Fig. 6) floor of dust and/or lint accumulation. 3. Check and clean all air passageways (Figs.
– 19 – Inspect Door Components 1. Verify door switch operation (Fig. 9). A. Open door. B. While watching the door switch (at top of oven), close the door. C . The door switch should be operated. D . With the door open, the switch should be un-operated.
– 20 – Inspect Cavity Vent 1. Check vent for proper operation. A. Pull vent handle (Fig. 11) out to open vent and push handle back in to close vent. B. Visually check that vent opens and closes when handle is moved. If vent does not open or close, contact your local authorized Hobart office for service.
– 21 – Verify Ignition Module Safety Lockout Functions - cont. 3. Reset control after safety lockout. A. With the control in a lockout condition, turn the main gas valve on. B. Reset the control by turning the oven control off and then back on. C .
– 22 – Verify Ignition Module Safety Lockout Functions - cont. C . Verify that draft inducer motor stops running. D . Verify contactor 4 CON de-energized (Fig.
– 23 – Verify Ignition Module Safety Lockout Functions - cont. 6. Verify draft inducer motor operation. A. Turn the oven on. B. Visually inspect the convection motor for vibration while motor is running. C . If vibration is present, motor operation did not pass test; contact your local authorized Hobart office for service.
– 24 – FORM 19202 Rev. D (Dec. 2003) PRINTED IN U.S.A. D E D E E N S A Y P O C S R E B M U N L A I R E S / L E D O M R E N W O D E D N E M M O C E R T S I L K C E H C E C N A N E T N I A M E V I T N E V E R P S A G - S N E V O K C A R Y R E K A B .
Un point important après l'achat de l'appareil (ou même avant l'achat) est de lire le manuel d'utilisation. Nous devons le faire pour quelques raisons simples:
Si vous n'avez pas encore acheté Hobart DRO2G c'est un bon moment pour vous familiariser avec les données de base sur le produit. Consulter d'abord les pages initiales du manuel d'utilisation, que vous trouverez ci-dessus. Vous devriez y trouver les données techniques les plus importants du Hobart DRO2G - de cette manière, vous pouvez vérifier si l'équipement répond à vos besoins. Explorant les pages suivantes du manuel d'utilisation Hobart DRO2G, vous apprendrez toutes les caractéristiques du produit et des informations sur son fonctionnement. Les informations sur le Hobart DRO2G va certainement vous aider à prendre une décision concernant l'achat.
Dans une situation où vous avez déjà le Hobart DRO2G, mais vous avez pas encore lu le manuel d'utilisation, vous devez le faire pour les raisons décrites ci-dessus,. Vous saurez alors si vous avez correctement utilisé les fonctions disponibles, et si vous avez commis des erreurs qui peuvent réduire la durée de vie du Hobart DRO2G.
Cependant, l'un des rôles les plus importants pour l'utilisateur joués par les manuels d'utilisateur est d'aider à résoudre les problèmes concernant le Hobart DRO2G. Presque toujours, vous y trouverez Troubleshooting, soit les pannes et les défaillances les plus fréquentes de l'apparei Hobart DRO2G ainsi que les instructions sur la façon de les résoudre. Même si vous ne parvenez pas à résoudre le problème, le manuel d‘utilisation va vous montrer le chemin d'une nouvelle procédure – le contact avec le centre de service à la clientèle ou le service le plus proche.
