Hobart AM14 ML-32614 manuale d’uso

MODEL AM14 & AM14C DISHWASHERS MODELS AM14 ML-32614 AM14C ML-32615 701 S. RIDGE AVENUE TROY, OHIO 45374-0001 937 332-3000 www.hobartcorp.com FORM 34123 Rev. C (Oct. 2000)[...]

– 2 – 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. IMPORT ANT IN THE EVENT A GAS ODOR IS DETECTED, SHUT DOWN UNIT(S) AT MAIN SHUTOFF VALVE AND CONTACT THE LOCAL GAS COMPANY OR GAS SUPPLIER FOR SERVICE. FOR YOUR SAFETY DO NOT [...]

– 3 – TABLE OF CONTENTS GENERAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 UNPACKING . . . . . . . . . . . . . . . . . . . .[...]

– 4 – Installation, Operation, and Care of MODEL AM14 & AM14C DISHW ASHERS SA VE THESE INSTRUCTIONS GENERAL The AM14 dishwashers are semi-automatic rack-type machines. On model AM14, the doors open on opposite sides of the machine allowing the rack to move straight through. Model AM14C can be located in a corner; adjacent doors open so the [...]

– 5 – Available as an optional accessory is a frame-mounted 10KW electric booster to maintain a minimum final rinse temperature of 180 ° F. Also available as an optional accessory is the model IB57 Infrared Booster Gas Water Heater. Also available are circuit breaker(s) and/or single point electrical connection options. INST ALLA TION UNPACKIN[...]

– 6 – WATER REQUIREMENTS Proper water quality can improve ware washing performance by reducing spotting, lowering chemical supply costs, enhancing effectiveness of labor, and extending equipment life. Local water conditions vary from one location to another. The recommended proper water treatment for effective and efficient use of this equipmen[...]

– 7 – With Electric Booster Water Heater The water supply line is connected to the booster (Fig. 6) with 3 / 4 " pipe. The water supply should have a minimum temperature of 120 ° F – 140 ° F, and a flowing pressure of 15 – 25 psig at the pressure gauge tee beside the solenoid valve. If the flowing pressure exceeds 25 psig, a pressure[...]

– 8 – The dishwasher must be installed so that the flow of combustion and ventilation air will not be obstructed. Adequate clearances for air openings into the combustion chamber must be provided. Make sure there is an adequate supply of make-up air in the room to allow for combustion of the gas at the burner(s). Keep the appliance area free an[...]

– 9 – RATE OF EXHAUST FLOW CALCULATIONS Based on the 1996 International Mechanical Code. The Rate of air flow required for a vent hood is calculated using the following definitions: Q = Rate of Air Flow in Cubic Feet Per Minute or [ CFM ] Required for the Hood. A = Area of Hood Opening in Feet 2 = (L x W) D = Clearance Height = Distance in Feet[...]

– 10 – STEAM HEAT (When Specified) A 3 / 4 " union connection for the steam supply line is located at the lower right side of the machine. The steam supply must have a flowing pressure of 15 – 20 psig. Steam flow is controlled by a solenoid valve, as well as a mechanical ball valve. The ball valve should be closed when the dishwasher is [...]

– 11 – Electric Booster Water Heater Option NOTE : Electric Booster electrical connection will be separate from the dishwasher electrical connection unless single point electrical connection is supplied. If circuit breaker option is provided, the electric supply or supplies are connected to the circuit breaker box on top of the dishwasher. Refe[...]

– 12 – A T A D L A C I R T C E L EA T A D L A C I R T C E L E A T A D L A C I R T C E L E A T A D L A C I R T C E L EA T A D L A C I R T C E L E l e d o Ml e d o M l e d o M l e d o Ml e d o Mh P / z H / s t l o Vh P / z H / s t l o V h P / z H / s t l o V h P / z H / s t l o Vh P / z H / s t l o Vt a e H k n a Tt a e H k n a T t a e H k n a T [...]

– 13 – OPERA TION PREPARATION Place the pump strainer (when equipped), overflow tube, overflow cover, end cover, slanted strainer, and the strainer bucket in their respective positions, (Fig. 7). Fig. 7 An automatic detergent dispenser is recommended. Closely follow supplier's instructions. If no automatic dispenser is used, scatter the in[...]

– 14 – PL-40416-1 Reset Button Rinse T emperature Adjustment Screw DISHWASHING Scrape the dishes to remove large particles of food and debris. Never use steel wool on ware to be loaded into the dishmachine. Fig. 9 Stack the dishes in a rack. Do not stack dishes one on top of another as water must have free access to all sides of every dish. Sta[...]

– 15 – CLEANING T he machine must b e thoroughly cleaned at the end of each working shift or at least daily. Never use steel wool to clean warewasher surfaces. Use only products formulated to be safe on stainless steel. Turn off the power switch. If the machine has steam heat, close the manually operated steam ( ball) valve. Open the machine do[...]

– 16 – DOs AND DON'Ts FOR YOUR NEW HOBART WAREWASHER DO assure proper water hardness (4 – 6 grains per gallon is recommended). DO pre-scrap dishes thoroughly. DO use only detergents recommended by your chemical professional. DO at the end of the day, thoroughly cleanse the machine, rinse, and dry (leave doors open). DO closely follow you[...]

– 17 – MAINTENANCE WARNING : DISCONNECT ELECTRICAL POWER SUPPLY (BOTH DISHWASHER AND BOOSTER IF APPLICABLE) AND PLACE A TAG(S) AT THE DISCONNECT SWITCH(ES) TO INDICATE THE CIRCUIT(S) ARE BEING WORKED ON BEFORE BEGINNING ANY MAINTENANCE PROCEDURE. WASH ARMS Upper and lower wash and rinse arms (Figs. 11, 12) should turn freely and continue turnin[...]

– 18 – To avoid a service call, check symptoms and related possible causes. If machine still does not operate properly, contact Service. SYMPTOM POSSIBLE CAUSE No machine operation. 1. Blown fuse or tripped circuit breaker at power supply. 2. Machine control is in MANUAL mode. 3. Check tank water level. Dishes not clean. 1. Insufficient wash wa[...]

– 19 – SYMPTOM POSSIBLE CAUSE Inadequate rinse. 1. Dirty line strainer causing reduced water flow. Turn off water supply, remove strainer cap, withdraw and clean screen. Reassemble. 2. Low supply line pressure. 3. Excessive mineral deposits throughout wash and rinse system. Deliming may be necessary. 4. Incoming water temperature to booster (if[...]

– 20 – SERVICE Contact your local Hobart-authorized 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- authorized service personnel. Long-term service contracts are available on this and other Hobart products. FORM 34123 Rev. C (Oc[...]