Hobart C44A ML-104047 Instructions Manual

Text of Hobart C44A ML-104047 User Guide:

• Hobart C44A ML-104047, – 24 – 13. Thoroughly wash out the interior of the machine with a heavy-duty hose fitted with a squeeze valve. Remove remaining soil with a cloth or soft brush and mild cleanser. Rinse again with hose. Do not allow food soil to accumulate on the bottom of the tank. 14. Return all strainer pans, strainer basket(s) and the pump intake strainer to their original locations. 15. Install upper wash arms. Rest the manifold on the rear hanger bracket with the open end of the arm next to the wash pipe and rotate the arm upward to latch it. 16. Inse

• Hobart C44A ML-104047, – 23 – CLEANING The machine must be thoroughly cleaned at the end of each working shift, or at least twice a day. Use only products formulated to be safe on stainless steel. 1. Turn the Motor and Power switches OFF. 2. Open the door(s). Standard door interlock switches prevent machine operation with inspection door(s) open. 3. Check the upper and lower final rinse nozzles to make sure they are free of lime and solids. Fig. 14 4. Open drain(s) by pulling drain lever(s) up (Fig. 12). 5. Remove wash arms. Remove wash arm end caps (Fig. 14) and push any nozzle obstructions into the wash arms. Thoroughly flush the was

• Hobart C44A ML-104047, – 9 – ASSEMBLY Dish tables should be fitted into the dishwasher (Fig. 2). Use mastic between table and lip of tank to prevent leakage. Rack track height should be from 1 /4 to 5 /16" (Fig. 2) above the tank lip. Dish tables should be sloped so that any water carried from the dishwasher will drain back into it. Fig. 2 Remove the strainer basket and strainer pans from the wash chamber (Fig. 3). Place the overflow tube in the retainer (Fig. 4). Fig. 3 Fig. 4

• Hobart C44A ML-104047, – 2 – IMPORTANT FOR YOUR 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. POST IN A PROMINENT LOCATION THE INSTRUCTIONS TO BE FOLLOWED IN THE EVENT THE SMELL OF GAS IS DETECTED. THIS INFORMATION CAN BE OBTAINED FROM THE LOCAL GAS SUPPLIER. IMPORTANT IN THE EVENT A GAS ODOR IS DETECTED, SHUT DOWN UNITS AT MAIN SHUTOFF VALVE AND CONTACT THE LOCAL GAS COMPANY OR GAS SUPPLIER FOR SERVICE. FOR YOUR SAFETY DO NOT STORE OR USE GASOLINE OR OTHER FLAMMABLE VAPORS OR LIQUIDS IN THE VICINITY OF THIS OR ANY OTHER APPLIANCE. FOR YOUR

• Hobart C44A ML-104047, – 12 – GAS CONNECTION (WHEN EQUIPPED) Check the gas data plate attached to the dishwasher or tag attached to the gas burner tubing for type of gas to be used. The burner is not adjustable. If flowing gas pressure is above 7" W.C. (natural gas) or 11" W.C. (propane gas), an additional regulator valve (not supplied) must be installed in the supply line. Static incoming line pressure should not exceed 14.0" W.C. for either propane or natural gas. IMPORTANT: Make sure the installation meets the local code for your area. GAS SPECIFICATIONS sledoM foepyT saG rH/UTB gnimocnI eziSeniL citatStoN-erusserPsaGgniwolF )nmuloCretaW(.C.WsehcnI eruss

• Hobart C44A ML-104047, C-LINE A & AW DISHWASHERS MODEL R-L OPERATION L-R OPERATION C44A ML-38898 ML-38899 ML-104047 ML-104050 C44AW ML-103946 ML-103947 ML-104082 ML-104083 C54A ML-104199 ML-104198 C64A ML-103908 ML-103909 C88A ML-110042 ML-110041 CRS66A ML-38947 ML-38948 ML-104052 ML-104055 CRS66AW ML-103958 ML-103959 ML-104086 ML-104087 CRS76A ML-104202 ML-104201 CRS86A ML-103910 ML-103911 CRS110A ML-110044 ML-110043 CCS66A ML-104321 ML-104320 CCS66AW ML-104323 ML-104322 CCS76A ML-104325 ML-104324 CCS86A ML-104327 ML-104326 CCS110A ML-110046 ML-110045 CPW80A ML-38955 ML-38956 ML-104058 ML-104061 CPW80AW ML-103964 ML-103967 ML-104090 ML-1

• Hobart C44A ML-104047, – 17 – ELECTRICAL CONNECTIONS — DISHWASHER WARNING: ELECTRICAL AND GROUNDING CONNECTIONS MUST COMPLY WITH THE APPLICABLE PORTIONS OF THE NATIONAL ELECTRICAL CODE ANSI / NFPA 70 (LATEST EDITION) AND/OR OTHER LOCAL ELECTRICAL CODES. WARNING: DISCONNECT THE ELECTRICAL POWER TO THE MACHINE AND FOLLOW LOCKOUT / TAGOUT PROCEDURES. THERE MAY BE MULTIPLE CIRCUITS. BE SURE ALL CIRCUITS ARE DISCONNECTED. Some machines may have more than one electrical power supply. All supplies MUST be disconnected. Motor(s) Connect a permanent electrical power supply to the terminal block in the control box. Three-ph

• Hobart C44A ML-104047, – 15 – If using the 'Pant-Leg' duct, a mini vent hood (Fig. 8), positioned about 18" above the flue exit at the rear of the dishwasher and connected to existing duct work, must be used for the flue gases. The volume of flue exhaust in the mini vent hood should not exceed 200 CFM. Fig. 8 In either case, if a powered means of exhaust is used, an electrical interlock must be provided to allow the flow of gas to the dishwasher burner only when the exhaust system is in operation. For additional information, refer to the National Fuel Gas Code, ANSI Z223.1, NFPA 54. In all c

• – 26 – TROUBLESHOOTING SYMPTOM POSSIBLE CAUSE No Machine Operation. 1. Blown fuse or tripped circuit breaker at power supply. 2. Inspection door(s) not closed. 3. Conveyor jammed. 4. If Auto Timer was used, the timer may have timed out. 5. If table limit switch is used, the switch may be tripped. 6. Manual overload protector tripped on pump motors or conveyor motor. Dishes

• Hobart C44A ML-104047, – 25 – MAINTENANCE WARNING: DISCONNECT THE ELECTRICAL POWER TO THE MACHINE AND FOLLOW LOCKOUT / TAGOUT PROCEDURES. Some machines may have more than one electrical power supply. All supplies MUST be disconnected. VENT When cool, check the vent of this dishwasher every six months for obstructions. LUBRICATION None required. SERVICE Contact your local Hobart Service office for any repairs or adjustments needed on this equipment. If a gas orifice fitting is to be adjusted or replaced, have it serviced by qualified Hobart Service personnel. Long-term service contracts are available on this and other Hobart products.

• Hobart C44A ML-104047, – 3 – TABLE OF CONTENTS GENERAL. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 Standard Equipment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 Optional Equipment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 Unpacking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

• Hobart C44A ML-104047, – 7 – OPTIONAL EQUIPMENT Blower Dryer — Dishes are dried by forced, heated air (3-phase machines only). The exhaust requirement at the vent stack of the blower dryer is 1400 CFM. Conveyor Dwell — The optional conveyor dwell switch (Conveyor ON-OFF) is housed in the control box and shuts the conveyor drive motor off. Condenser — Removes excess moisture from exhaust air before returning air to dishroom (only on machines without booster). Single-Point Electrical Connection — Option for electric heat machines. Requires one electrical service connection for non-booster machines. Available for 3-phase machines only. Extended Hood — Provides a dampered ven

• – 4 – Installation, Operation and Care Of C-LINE A & AW DISHWASHERS SAVE THESE INSTRUCTIONS GENERAL C-Line A or AW Dishwashers are fully automatic, rack-type washers that convey the rack from one end of the machine to the other, exposing the ware to progressive wash/rinse action. It has a stainless steel tank and chamber with a welded stainless steel

• Hobart C44A ML-104047, – 14 – PANT-LEG VENT CONNECTIONS (Figs. 7, 8) IMPORTANT: Gas heat machines must be provided with a means to exhaust the flue gases to the exterior of the building. Pant-Leg duct connectors (Fig. 7) alone DO NOT provide ventilation for the gas flue at the rear of the machine. A mini vent hood (Fig. 8) must be used or a canopy type hood may be used. Moist air escapes from each end of the conveyor type dishwasher. The exhaust requirements recommended are a maximum of 200 CFM at the entrance end of the dishwasher and a maximum of 400 CFM at the discharge end. Optional vent hoods or extended hoods may be provided at each end of the machine. S

• Hobart C44A ML-104047, – 11 – FILL & FINAL RINSE CONNECTION (Fig. 5) Fig. 5 Use 3 /4" pipe for the connecting line. A flowing pressure of 15 to 25 psig and a minimum temperature of 180°F must be maintained at the machine for common water connection for a non-booster heat machine; 110°F minimum temperature incoming water is required for machines equipped with an optional 30 KW booster heater; and 140°F minimum temperature incoming water is required for machines equipped with an optional 15 KW booster heater. For long runs, use larger p

• Hobart C44A ML-104047, – 16 – RATE OF EXHAUST FLOW CALCULATIONS Based on the 2004 International Mechanical Code (IMC). The Rate of air flow required for a vent hood is now based on the linear length of the face of the hood instead of the area of the hood opening. The length of the hood is measured along the front side that is parallel with the front line of the appliance (LENGTH, Fig. 9). For hood designs not covered by these calculations consult the latest edition of the IMC or other local codes. Type of Hood CFM per Linear Feet of Hood Wall Mounted Canopy 200 CFM Single Island Canopy 400 CFM Subtract make-up air flow su

• Hobart C44A ML-104047, – 6 – Thermometers Dial thermometers for wash and final rinse are indicated in °F and °C on the faceplate. Door Interlocks Door interlock switches will prevent machine operation while an inspection door is open. If a door is opened while the machine is operating, the pumps and conveyor will automatically turn off. After the door is closed, the machine must be restarted by pushing the Motor switch ON. Wash and Rinse Arms Upper and lower prewash, wash and final rinse arms are removable. RS Unit and CS Unit – (CRS66A, CRS66AW, CRS76A, CRS86A, CRS110A, CCS66A, CCS66AW, CCS76A, CCS86A and CCS110A) The 22" Recirc

• Hobart C44A ML-104047, – 21 – If the machine is equipped with gas heat, refer to STARTING THE GAS HEAT DISHWASHER below. The tank water temperature is regulated by the solid-state thermostat. The thermostat is preset at the factory and no adjustment should be required. If an adjustment is necessary or the machine is to operate low temperature, contact your local Hobart service office. Use thermometers for verification of proper water temperatures. Minimum temperatures for all models are: Single-Tank Models WASH TANK RINSE TANK FINAL RINSE C44A/AW, C54A 160°F (Min.) –––– 180°F (Min.) CRS66A/

• – 18 – ELECTRICAL CONNECTIONS — OPTIONAL EQUIPMENT WARNING: ELECTRICAL AND GROUNDING CONNECTIONS MUST COMPLY WITH THE APPLICABLE PORTIONS OF THE NATIONAL ELECTRICAL CODE AND/OR OTHER LOCAL ELECTRICAL CODES. WARNING: DISCONNECT THE ELECTRICAL POWER TO THE MACHINE AND FOLLOW LOCKOUT / TAGOUT PROCEDURES. OPTIONAL EQUIPMENT CONTROL CONNECTIONS Detergent Dispenser Maximum rating for d

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