Hobart C44A ML-38899 - Manual

Page 3 - TABLE OF CONTENTS

– 3 – TABLE OF CONTENTS GENERAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 Standard Equipment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 O...

Page 4 - Installation, Operation and Care Of; SAVE THESE INSTRUCTIONS; GENERAL

– 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 fromone end of the machine to the other, exposing the ware to progressive wash/rinse action. It has astainles...

Page 8 - INSTALLATION; UNPACKING

– 8 – INSTALLATION UNPACKING Immediately after unpacking the dishwasher, check it for possible shipping damage. If the machine isfound to be damaged, save the packaging material and contact the carrier within 15 days of delivery. Prior to installation, verify that the electrical service agrees with ...

Page 9 - ASSEMBLY; to

– 9 – ASSEMBLY Dish tables should be fitted into the dishwasher (Fig. 2). Use mastic between table and lip of tank toprevent 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 dr...

Page 11 - Use; booster heater and 140; booster heater. For long runs, use larger pipe and insulation

– 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 in...

Page 12 - : Make sure the installation meets the local code for your area.; use open flame. The installation must conform with local codes,

– 12 – GAS CONNECTION (WHEN EQUIPPED) Check the gas data plate attached to the dishwasher or tag attached to the gas burner tubing for typeof gas to be used. The burner is not adjustable. If flowing gas pressure is above 7" W.C. (natural gas) or 11" W.C. (propanegas), an additional regulator...

Page 13 - Perimeter Calculation

– 13 – VENTING REQUIREMENTS Type II Canopy Hood Most commercial dishwashers must be provided with external venting per local codes. The exceptionis electric or steam heat machines operating in the chemical or low temperature sanitizing mode wherethe existing room ventilation will compensate for the ...

Page 14 - IMPORTANT

– 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 thegas flue at the rear of the machine. A mini vent hood (Fig. 8...

Page 16 - RATE OF EXHAUST FLOW CALCULATIONS; The; Rate

– 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 tha...

Page 17 - : ELECTRICAL AND GROUNDING CONNECTIONS MUST COMPLY WITH THE; WARNING; : DISCONNECT THE ELECTRICAL POWER TO THE MACHINE AND FOLLOW; Electric Heat

– 17 – ELECTRICAL CONNECTIONS — DISHWASHER WARNING : ELECTRICAL AND GROUNDING CONNECTIONS MUST COMPLY WITH THE APPLICABLE PORTIONS OF THE NATIONAL ELECTRICAL CODE ANSI / NFPA 70 (LATESTEDITION) AND/OR OTHER LOCAL ELECTRICAL CODES. WARNING : DISCONNECT THE ELECTRICAL POWER TO THE MACHINE AND FOLLOW L...

Page 19 - CURTAIN INSTALLATION

Page 20 - OPERATION; PREPARATION

– 20 – OPERATION PREPARATION Put the dishwasher strainer pans and strainer basket (Fig. 3) into position in each dishwasher tank. If the machine is equipped with an RS, CS, or PW unit, install the solid prewash strainer pan over theoverflow tube, flange side down and the lip toward the rear of the t...

Page 22 - DISHWASHING; Allow dishes to drain and air-dry before removing from rack.

– 22 – DISHWASHING After the machine has filled, start pumps by pushing the Motor switch ON (Fig.1). Prescrap dishes thoroughly to remove large food particles and debris. Never use steel wool on warethat is to be loaded into the dishwasher. Stack dishes in the racks. Do not stack dishes one on top o...

Page 23 - CLEANING; Turn the Motor and Power switches OFF.

– 23 – CLEANING The machine must be thoroughly cleaned at the end of each working shift, or at least twice a day. Useonly 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 ...

Page 25 - MAINTENANCE; DISCONNECT THE ELECTRICAL POWER TO THE MACHINE AND FOLLOW; VENT

– 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. LUB...

Page 26 - TROUBLESHOOTING

– 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. Manu...

Page 27 - NOTE

– 27 – SYMPTOM POSSIBLE CAUSE Inadequate Rinse. 1. Dirty line strainer (Fig. 5) causing reduced water flow. Turn off water supply, remove strainer cap and withdraw and clean screen.Reassemble. 2. Low supply line pressure.3. Clogged rinse nozzle(s). Continuous Rinse 1. Rinse actuator (Fig. 16) not mo...

Page 28 - NOTES

NOTES – 28 – FORM 17791 Rev. O (Feb. 2006) PRINTED IN U.S.A.