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Cosmo COS-GRC304KB Installation Instructions Manual

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GAS RANGE
COS-GRC304KB
COS-GRC366KB
SLIDE-IN RANGE
INSTALLATION INSTRUCTIONS
IMPORTANT:
READ AND SAVE THESE INSTRUCTIONS.
FOR RESIDENTIAL USE ONLY.
INSTALLER:
PLEASE LEAVE THESE INSTRUCTIONS WITH THIS UNIT FOR
THE OWNER.
OWNER:
PLEASE RETAIN THESE INSTRUCTIONS FOR FUTURE
REFERENCE.
Rev.24.05

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Summary of Contents for Cosmo COS-GRC304KB

  • Page 1 GAS RANGE COS-GRC304KB COS-GRC366KB SLIDE-IN RANGE INSTALLATION INSTRUCTIONS IMPORTANT: READ AND SAVE THESE INSTRUCTIONS. FOR RESIDENTIAL USE ONLY. INSTALLER: PLEASE LEAVE THESE INSTRUCTIONS WITH THIS UNIT FOR THE OWNER. OWNER: PLEASE RETAIN THESE INSTRUCTIONS FOR FUTURE REFERENCE. Rev.24.05...
  • Page 2 COSMO Appliances are designed according to the strictest safety and performance standard for the North American market. We follow the most advanced manufacturing philosophy.

  • Page 3: Table Of Contents

    TABLE OF CONTENTS RANGE SAFETY....................4 Anti-tip Device ......................7 INSTALLATION REQUIREMENTS ................ 8 Tools and Parts ......................8 Location Requirements .................... 11 Product Specifications ..................... 13 Product Dimensions ....................14 Clearances ......................... 16 Venting Requirements ..................... 18 Electrical Requirements ................... 19 Gas Supply Requirements ..................

  • Page 4: Range Safety

    RANGE SAFETY READ ALL INSTRUCTIONS BEFORE USING THE APPLIANCE Your safety and the safety of others are very important. We have provided many important safety messages in this manual and on your appliance. Always read and obey all safety messages. This is the safety alert symbol.
  • Page 5 WARNING FIRE AND EXPLOSION HAZARD If the information in this manual is not followed exactly, a fire or explosion may result causing property damage, personal injury or death. • Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this or any other appliance.
  • Page 6 WARNING • Gas leaks cannot always be detected by smell. Gas suppliers recommend that you use a gas detector approved by UL or CSA. For more information, contact your gas supplier. • Do not install a ventilation system that blows air downward toward this cooking appliance.

  • Page 7: Anti-Tip Device

    ANTI-TIP DEVICE WARNING TIP OVER HAZARD • A child or adult can tip the range and be killed. • Install anti-tip bracket to floor or wall per installation instructions. • Slide range back so rear range foot is engaged in the slot of the floor- mounting anti-tip bracket or rear range pin is engaged under the wall- mounting anti-tip bracket.

  • Page 8: Installation Requirements

    INSTALLATION REQUIREMENTS TOOLS AND PARTS Gather the required tools and parts before starting installation. Read and follow the instructions provided with any tools listed here. TOOLS NEEDED • Tape measure • Adjustable wrench or pliers • Phillips screwdriver • Marker or pencil •...
  • Page 9 PARTS SUPPLIED Surface burner grates Surface burners and caps 30" Model: COS-GRC304KB (2) 30" Model: COS-GRC304KB (4) 36" Model: COS-GRC366KB (3) 36" Model: COS-GRC366KB (6) (pre-installed) Control knobs Oven door handle end caps 30" Model: COS-GRC304KB (4) with set screws (2) 36"...
  • Page 10 Floor-mounting anti-tip bracket Wall-mounting anti-tip bracket with mounting screws with mounting screws 30" Model: COS-GRC304KB 36" Model: COS-GRC366KB Gas pressure regulator (pre-installed) Optional Parts To purchase these or any other accessories or replacement parts, please visit www.cosmoappliances.com or reference the contact information at the end of this manual.

  • Page 11: Location Requirements

    LOCATION REQUIREMENTS IMPORTANT: Observe all governing codes and ordinances. Do not obstruct flow of combustion and ventilation air. • It is the installer's responsibility to comply with installation clearances specified on the model/serial/rating plate. The model/serial/rating plate is located behind the oven door on the oven frame, and also on the back panel of the range.
  • Page 12 • Proper gas supply connection must be available. See "Gas Supply Requirements" section. • Contact a qualified floor covering installer to check that the floor covering can withstand at least 167°F (75°C). • Use an insulated pad or 1/4" (0.64 cm) plywood under range if installing range over carpeting.

  • Page 13: Product Specifications

    PRODUCT SPECIFICATIONS Model COS-GRC304KB Description 30" Gas Range Oven Capacity 4.8 cu. ft. Electrical Requirements 120VAC 60Hz Ratings Refer to Rating Plate Exterior Dimensions (WxDxH) 29 ⁄ " x 29 ³⁄ " x 37 ¹⁄ " (75.9 x 75.5 x 94.6 cm) Height to Cooking Surface 37 ¹⁄...

  • Page 14: Product Dimensions

    PRODUCT DIMENSIONS Your model may appear different from the model depicted. Dimensions given are maximum dimensions. COS-GRC304KB 28 ¹⁄ in 29 ⁄ in (71.8 cm) (75.9 cm) 37 ¹⁄ in (94.6 cm) (68.6 cm) 48 ⁄ (123.5 cm) Door fully open 29 ⁄...
  • Page 15 COS-GRC366KB 35 ⁄ in (91.1 cm) 27 ⁄ in (69.3cm) 37 ¹⁄ in (94.3 cm) (68.6 cm) 48 ⁄ (123.5 cm) Door fully open 35 ⁄ in 29 ⁄ in (91.1 cm) (75.1 cm) 37 ¹⁄ in 36 in (94.3 cm) (91.4 cm) 24 ³⁄...

  • Page 16: Clearances

    6 in (76.2 cm) (15.2 cm) (15.2 cm) to left to right (45.7 cm) wall wall 36 in 24 in (91.4 cm) (61 cm) Lower Cabinet Depth Model Horizontal Clearance COS-GRC304KB (30") 30" (76.2 cm) COS-GRC366KB (36") 36" (91.4 cm)
  • Page 17 IMPORTANT: An electrical outlet in the floor, may be either recessed or surface mounted, but an electrical outlet in the wall must be recessed to make the connection. 5" 24" 5" Electric supply area 7" 2" Model Horizontal Clearance COS-GRC304KB (30") 30" (76.2 cm) COS-GRC366KB (36") 36" (91.4 cm)

  • Page 18: Venting Requirements

    VENTING REQUIREMENTS IMPORTANT: This range must be exhausted outdoors unless you are using ductless venting. Observe all governing codes and ordinances. Do not obstruct flow of combustion and ventilation air. • Do not terminate the vent system in an attic or other enclosed area. •...

  • Page 19: Electrical Requirements

    ELECTRICAL REQUIREMENTS WARNING ELECTRICAL SHOCK HAZARD • Do not use an extension cord with this appliance. • Remove house fuse or open circuit breaker before beginning installation. ELECTRICAL GROUNDING INSTRUCTIONS • The power cord of this appliance is equipped with a three-prong (grounding) plug which plugs into a standard three-prong grounding wall receptacle to minimize the possibility of electric shock hazard from this appliance.
  • Page 20 ELECTRICAL CONNECTION WARNING: Improper connection of the equipment-grounding conductor can result in a risk of electric shock. Check with a qualified electrician or service technician if you are in doubt as to whether the appliance is properly grounded. Do not modify the power supply cord plug. If it will not fit the outlet, have a proper outlet installed by a qualified electrician.

  • Page 21: Gas Supply Requirements

    GAS SUPPLY REQUIREMENTS WARNING FIRE AND EXPLOSION HAZARD • Use a new CSA International approved gas supply line. • Install a shut-off valve. • Securely tighten all gas connections. • If connected to LP, have a qualified person make sure gas pressure does not exceed the maximum pressure listed in this section.
  • Page 22 TYPE OF GAS This range has been design-certified according to ANSI Z21.1a, latest edition for use with natural gas or, after proper conversion, for use with Propane (LP) gas. Natural Gas This range is factory-set for use with Natural gas (NG). The model/serial/rating plate located on the back panel of the range has information on the types of gas that can be used.
  • Page 23 • A 1/2" (1.3 cm) male pipe thread is needed for connection to the female pipe threads of the inlet to the appliance pressure regulator. • Do not kink or damage the flexible metal tubing when moving the range. Rigid Pipe Connection •...
  • Page 24 Burner Input Requirements Input ratings shown on the model/serial/rating plate are for elevations up to 2,000 ft (609.6 m). For elevations above 2,000 ft (609.6 m), ratings are reduced at a rate of 4% for each 1,000 ft (304.8 m) above sea level (not applicable for Canada). GAS SUPPLY PRESSURE TESTING Gas supply pressure for testing regulator must be at least 1"...

  • Page 25: Installation Instructions

    INSTALLATION INSTRUCTIONS IMPORTANT: This appliance shall be installed only by authorized persons and in accordance with the manufacturer's installation instructions, local gas fitting regulations, municipal building codes, electrical wiring regulations, local water supply regulations. REMOVE OLD APPLIANCE WARNING FIRE AND EXPLOSION HAZARD If the information in this manual is not followed exactly, a fire or explosion may result causing property damage, personal injury or death.
  • Page 26 WARNING ELECTRICAL SHOCK HAZARD • Remove house fuse or open circuit breaker to disconnect power before servicing. Failure to do so can result in death, fire, or electrical shock. WARNING EXCESSIVE WEIGHT HAZARD • Use two or more people to move and install range. Failure to do so can result in back or other injury.

  • Page 27: Unpack Range

    UNPACK RANGE WARNING EXCESSIVE WEIGHT HAZARD • Use two or more people to move and install range. Failure to do so can result in back or other injury. 1. Remove all tape and packaging materials. Check for film on stainless steel parts, padding/spacers on and around door and face of oven, cardboard and plastic on and around racks, etc.

  • Page 28: Install Rear Rubber Pads (Optional)

    INSTALL REAR RUBBER PADS (OPTIONAL) 1. Locate the rubber pads and screws from the parts bag. 2. Install the rubber pads to the back panel of range. Do not overtighten. Rubber...

  • Page 29: Install Anti-Tip Device

    INSTALL ANTI-TIP DEVICE WARNING TIP OVER HAZARD • A child or adult can tip the range and be killed. • Install anti-tip bracket to floor or wall per installation instructions. • Slide range back so rear range foot is engaged in the slot of the floor- mounting anti-tip bracket or rear range pin is engaged under the wall- mounting anti-tip bracket.
  • Page 30 FLOOR-MOUNTING ANTI-TIP BRACKET (30" MODEL: COS-GRC304KB ONLY) Anti-tip bracket Range foot 1. Locate and remove the anti-tip bracket and mounting screws from the parts bag. 2. Locate the preferred location for installation of the anti-tip bracket and mark the location of the screw holes. Bracket may be installed at either the back-left or back-right corner of the installation space.
  • Page 31 Rear rubber pad ¹³⁄ " (20.0 mm) Rear range foot 1 ³⁄ " Anti-tip bracket (43.6 mm) 3. Follow the instructions specific to your construction. Wood Construction • Drill an appropriate hole where screws are to be located. Screw must enter wood.
  • Page 32 4. Secure anti-tip bracket to floor with the screws provided. WALL-MOUNTING ANTI-TIP BRACKET (36" MODEL: COS-GRC366KB ONLY) Anti-tip bracket 1. Locate and remove the anti-tip bracket and mounting screws from the parts bag.
  • Page 33 2. Locate the pin on the back of the range near the bottom corner. ⁄ " (16.5 mm) 3" (76.1 mm) Leveling Leg 3. Locate the preferred location on the wall for installation of the anti-tip bracket. The pin must be engaged under the arm of anti-tip bracket when sliding range into final position.
  • Page 34 Rear Rubber Pad ¹³⁄ " (20.0 mm) 3 ¹⁄ " 1 ¹⁄ " (80 mm) (38.1 mm) 2 ¹⁄ " (53.8 mm) 4. Mark the location of the anti-tip bracket screw holes on the wall. 5. Drill an appropriate hole where screws are to be located. Screw mus t enter wood.

  • Page 35: Install/Remove Control Knobs

    INSTALL/REMOVE CONTROL KNOBS Be very careful not to scratch the surface of the unit. The appearance of the knobs may vary from what are shown below. Cooktop Knob COS-GRC304KB (30") Left Right burners burners COS-GRC366KB (36") Left Middle Middle Right...
  • Page 36 Installing the Control Knob 1. Hold the knob in an upright position with the OFF marking facing upward. Observe the open part centered on the back of the knob. 2. Place and align the open part on the back of the knob over the control stem that is sticking out of the control panel.

  • Page 37: Gas Connection

    GAS CONNECTION WARNING FIRE AND EXPLOSION HAZARD • Use a new CSA International approved gas supply line. • Install a shut-off valve. • Securely tighten all gas connections. • If connected to LP, have a qualified person make sure gas pressure does not exceed the maximum pressure listed in the "Gas Supply Requirement"...
  • Page 38 TYPICAL FLEXIBLE CONNECTION Gas pressure Flexible connector Gas shut-off regulator (6 ft. max.) valve 1/2" Adapter 1/2" Adapter 1/2" or 1/4" Gas pipe Gas flow into range 1. Make sure a manual gas line shut-off valve is installed in an easily accessible location.
  • Page 39 5. Apply pipe-joint compound made for use with NG/LP gas to the smaller thread ends of the flare union adapters. 6. Attach male 1/2" flare union adapter to the 1/2" NPT internal thread at the regulator inlet with a wrench using no more than 15 ft-lbs of torque. Use a backup wrench on the regulator fitting to avoid damage.
  • Page 40 CONVERT TO LP GAS (OPTIONAL) This range is shipped from the factory set up to use natural gas. It can be converted to operate on propane gas (LP) by a qualified service technician. The LP conversion kit is sold separately. The conversion to LP requires all surface and oven burner gas orifices to be changed.

  • Page 41: Complete Installation

    COMPLETE INSTALLATION ELECTRICAL CONNECTION WARNING ELECTRICAL SHOCK HAZARD • Remove house fuse or open circuit breaker to disconnect power before servicing. • Plug into a grounded 3-prong outlet. • Do not use an adapter or an extension cord. • Failure to do so can result in death, fire, or electrical shock. IMPORTANT: •...

  • Page 42: Placement And Leveling Range

    PLACEMENT AND LEVELING RANGE WARNING EXCESSIVE WEIGHT HAZARD • Use two or more people to move and install range. Failure to do so can result in back or other injury. CAUTION LACERATION, FOREIGN OBJECT, CRUSH HAZARD • When installing, moving, or servicing any appliance, wear proper protective equipment, including cut resistant gloves, steel-toed shoes, and safety glasses.
  • Page 43 1. Use tape measure to measure from the floor to the top of the countertop at all four corners of the installation space. 2. While range is still positioned outside the installation space, use a plier or wrench to adjust the leveling leg at each corner so that the distance from the floor to the underside of the cooktop edge matches the dimensions measured in the installation space.

  • Page 44: Verify Anti-Tip Bracket Engagement

    VERIFY ANTI-TIP BRACKET ENGAGEMENT Do not operate the range if its rear foot is not engaged in the slot of the floor- mounting anti-tip bracket or its rear pin is not engaged under the arm of wall-mounting anti-tip bracket. IMPORTANT: If the range is pulled away from the wall for any reason, always verify anti-tip bracket engagement again.

  • Page 45: Removing/Assembling Oven Door

    REMOVING/ASSEMBLING OVEN DOOR For normal range use, it is not suggested to remove the oven door. However, if removal is necessary, make sure the oven is off and cool. NOTE: • The oven door is heavy. • If door is removed, confirm that door operates correctly and seals properly when reinstalled.

  • Page 46: Install/Remove Oven Door Handle

    Assembling Door 1. Firmly grasp both sides of the door. 2. With the door at the same angle as the removal position, which is approximately five degrees or 2-3 inches from being fully closed, seat the indentation of the hinge arms into the bottom edge of the hinge slots.
  • Page 47 Installing the Handle 1. Partially loosen the set screws in the handle end caps with the Hex key. Set screw for mounting fastener Set screw for handle 2. Attach handle end cap over each end of the handle, and slightly tighten the set screws for handle.
  • Page 48 Removing the Handle 1. Locate the set screws for mounting fastener on the handle end caps. Set screws Set screw for mounting fastener 2. Loosen the set screw on one end with the Hex key while supporting the handle. Do not remove the set screw from the handle end cap. 3.

  • Page 49: Assembling The Surface Burners And Grates

    2. If the surface burner bases and caps are not already installed, remove them from package containing parts. 3. Align and place the burner bases and caps in the correct locations. COS-GRC304KB (30") A. Rapid (Medium) B. Super Rapid (Large) C.
  • Page 50 NOTE: • Align notches in burner caps with pins in burner base. • Make sure the hole in the burner base is positioned over the igniter. • Burner caps should be level when properly positioned. If burner caps are not properly positioned, surface burners will not light. •...

  • Page 51: Checking Operation Of The Surface Burners

    CHECKING OPERATION OF THE SURFACE BURNERS Cooktop burners use electronic igniters. When the cooktop control knob is turned to the ignite position, the system creates a spark to light the burner. All or some other cooktop burners will spark, but only the burner with the control knob turned to the ignite position will produce a flame.
  • Page 52 QUALITY OF FLAMES The combustion quality of the burner flames needs to be confirmed visually. Soft blue flames This is normal for natural gas. Yellow tips on outer cones This is normal for LP gas. Yellow flames This is abnormal for any gas operation. Call for service.
  • Page 53 ABNORMAL OPERATION ANY OF THE FOLLOWING ARE CONSIDERED TO BE ANBORMAL OPERATION AND MAY REQUIRE SERVICING: • Yellow burner flames. • Sooting up of cooking utensils. • Burners not igniting properly. • Burners failing to remain lit. • Burners extinguished by oven door. •...

  • Page 54: Checking Operation Of The Oven

    CHECKING OPERATION OF THE OVEN Oven burners do not require any adjustment. NOTE: • Ensure door is closed, all packaging is removed, and oven is empty except for oven rack(s). To Check Bake Burner: 1. Keep the oven door closed. The oven burners will turn off when oven door is open.
  • Page 55 4. Press START/OK to skip cook time setting and start the oven. • After a couple minutes when the oven temperature reaches above 100°F, the temperature on the display will begin to rise and show the current oven temperature. • Confirm that display shows temperature increasing.
  • Page 56 GAS CONVERSION WARNING FIRE AND EXPLOSION HAZARD • Use a new CSA International approved gas supply line and install a shut-off valve for new installations. • Securely tighten all gas connections. • If connected to LP, have a qualified person make sure gas pressure does not exceed the maximum pressure listed in the "Gas Supply Requirement"...
  • Page 57 This range is factory-set for use with Natural gas (NG). The Propane gas (LP) conversion kit is sold separately. To order LP conversion kit, see "Optional Parts" in the "Tools and Parts" section. IMPORTANT: Gas conversions must be done by a qualified service technician in accordance with the manufacturer's instructions and all codes and requirements of the authority having jurisdiction.
  • Page 58 4. Locate gas pressure regulator at rear of range. Gas pressure regulator 5. Remove 2 screws near center of gas pressure regulator, and remove regulator cap. IMPORTANT: Do not remove the gas pressure regulator. Keep the sealing gasket in place on the gas pressure regulator. Screw Regulator Gas pressure...
  • Page 59 6. Replace the regulator cap for correct fuel type being used. IMPORTANT: Keep and store the regulator cap that has just been replaced in case of re-installation with another gas. Sealing gasket Gas pressure regulator NOTE: • If converting to propane from natural gas, please apply a label sticker with "LP Converted"...
  • Page 60 NG/LP Orifice Chart for Surface and Oven Burners COS-GRC304KB (30") NG Orifice LP Orifice Burner Placement Rating (BTU/h) Size (mm) Size (mm) Front Left 1.56 1.10 12,000 Front Right 1.95 1.28 18,000 Rear Left 1.35 0.90 9,000 Rear Right 0.88 0.58...
  • Page 61 NG/LP Orifice Chart for Surface and Oven Burners COS-GRC366KB (36") NG Orifice LP Orifice Burner Placement Rating (BTU/h) Size (mm) Size (mm) Front Left 1.50 1.10 12,000 Front Middle 1.88 1.28 18,000 Front Right 1.50 1.10 12,000 Rear Left 1.31 0.90 9,000 Rear Middle...
  • Page 62 1. If installed, remove burner grates, burner caps, and burner bases. 2. Remove the existing orifices with a 9/32" (7 mm) nut driver. Orifice 3. Replace the orifices with the correct fuel type orifices. Gas orifices are stamped with a size number. Refer to the orifice chart earlier for correct NG and LP gas orifice sizes and proper placement.
  • Page 63 CONVERT OVEN BURNERS This product cannot be converted to Natural gas (NG) or Propane gas (LP) by adjusting or tightening the oven orifices. The orifices must be replaced. To gain better access to the oven components, the oven door may be detached from the range.
  • Page 64 7. Place broil burner gas inlet on broil orifice holder and align burner assembly with the top and the rear of the oven. Make sure igniter wire is properly inserted into rear hole. 8. Replace the screws on burner Burner Orifice assembly.
  • Page 65 6. Place bake burner gas inlet on Heat shield plate bake orifice holder and align burner with the oven. Make sure igniter wire is properly inserted into rear hole. 7. Replace the screws on burner. 8. Replace the rear heat shield plate.
  • Page 66 2. Locate the adjustment screw of burner valve next to the stem. Stem Adjustment screw 3. Tighten the adjustment screw to the correct fuel type position. Adjustment screw NG – horizontal position LP – vertical position 4. Replace the knobs. See "Install/Remove Control Knobs" section. COMPLETE GAS CONVERSION 1.
  • Page 67 IMPORTANT Do Not Return This Product To The Store If you have a problem with this product, please contact COSMO Customer Support at +1 (888) 784-3108 DATED PROOF OF PURCHASE, MODEL #, AND SERIAL # REQUIRED FOR WARRANTY SERVICE. IMPORTANT Ne pas Réexpédier ce Produit au Magasin...
  • Page 68 APPLIANCES Cosmo is constantly making efforts to improve the quality and performance of our products, so we may make changes to our appliances without updating this manual. Electronic version of this manual is available at: www.cosmoappliances.com...

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