625 OWNERS MANUAL for DUAL COFFEE BREWER MODEL 8792 Includes: Installation Operation Use & Care Servicing Instructions Model 8792 Brewer with optional 7759 Airpots PRINTED IN UNITED STATES OF AMERICA p/n 75873 Rev.
WARRANTY STATEMENT All electrical equipment manufactured by BLOOMFIELD INDUSTRIES is warranted against defects in materials and workmanship for a period of one year from the date of original installation or eighteen (18) months from the date of shipment from our factory, whichever comes first, and is for the benefit of the original purchaser, except that: a. airpots carry a 30 day parts warranty only. b. dispensers; i.e., tea and coffee carry a 90 days parts warranty only, excludes decanters.
TABLE OF CONTENTS WARRANTY STATEMENT SPECIFICATIONS FEATURES & OPERATING CONTROLS PRECAUTIONS & GENERAL INFORMATION AGENCY LISTING INFORMATION INSTALLATION INSTRUCTIONS OPERATION BREWING COFFEE CLEANING INSTRUCTIONS TROUBLESHOOTING SUGGESTIONS SERVICING INSTRUCTIONS Deliming Instructions EXPLODED VIEWS & PARTS LISTS WIRING DIAGRAMS xi 1 2 3 3 4 6 8 9 10 11 16 18 22 Thank You for purchasing this Bloomfield Industries appliance.
FEATURES AND OPERATING CONTROLS 625 75873 Owners Manual Gourmet 1000 Dual Airpot Brewers Fig.
PRECAUTIONS AND GENERAL INFORMATION WARNING: Electric Shock Hazard All servicing requiring access to non-insulated components must be performed by qualified service personnel. Do not open any access panels which require the use of tools. Failure to heed this warning can result in electrical shock. WARNING: Injury Hazard All installation procedures must be performed by qualified personnel with full knowledge of all applicable electrical and plumbing codes.
INSTALLATION INSTRUCTIONS READ THIS CAREFULLY BEFORE STARTING THE INSTALLATION IMPORTANT: To enable the installer to make a quality installation and to minimize installation time, the following suggestions and tests should be done before the actual unit installation is started: CAUTION: Equipment Electrical Damage DO NOT plug in or energize this appliance until all Installation Instructions are read and followed. Damage to the Brewer will occur if these instructions are not followed.
INSTALLATION INSTRUCTIONS (continued) NSF requires that the brewer be able to be moved for cleaning underneath. A flex line or loops of copper tubing will satisfy this requirement. See Figure 2 below. NOTE: This equipment must be installed to comply with applicable federal, state and local plumbing codes and ordinances. WARNING ELECTRIC SHOCK HAZARD: Fig. 2 Water Supply Installation Brewer must be properly grounded to prevent possible shock hazard.
OPERATION Fig. 4 Brewer Operation Diagram A. START-UP For initial start-up, or if the brewer has not been used for an extended period of time: Be sure spray disks and brew gaskets are properly installed in both brew heads. Be sure the water supply is properly connected and the water supply valve is turned ON. BEFORE plugging the brewer into a receptacle, or otherwise connecting brewer to electrical power THE WATER TANKS MUST BE FILLED. Place an empty container under each brew head.
OPERATION (continued) WATER HEATER Water temperature is sensed by a thermobulb inserted into the water tank. This temperature signal is fed to the thermostat, which controls line power to the heating element. The setpoint temperature is adjustable at the thermostat. The element is protected from overtemperature by a hi-limit thermostat. Fig.
BREWING COFFEE CAUTION: Burn Hazard Exposed surfaces of the brewer, brew chamber and airpot or server may be HOT to the touch, and can cause serious burns. CAUTION: Burn Hazard To avoid splashing or overflowing hot liquids, ALWAYS place an empty airpot or server under the brew chamber before starting the brew cycle. Failure to comply can cause serious burns. CAUTION: Burn Hazard NOTE: Water for the hot water faucet is heated in a coil inside of the water tank.
CLEANING INSTRUCTIONS PROCEDURE: Clean Coffee Brewer CAUTION: Burn Hazard PRECAUTIONS: Disconnect brewer from electric power. Allow brewer to cool. FREQUENCY: Daily TOOLS: Mild Detergent, Clean Soft Cloth or Sponge Bristle Brush, Bottle Brush Brewing and serving temperatures of coffee are extremely hot. Hot coffee will cause serious skin burns. CAUTION: Electric Shock Hazard Do not submerge or immerse brewer in water. 1. Disconnect brewer from electric power. Allow brewer to cool before cleaning.
TROUBLESHOOTING SUGGESTIONS SYMPTOM POSSIBLE CAUSE SUGGESTED REMEDY Water won’t heat Brewer unplugged or circuit breaker tripped Check power supply cord Check / reset circuit breaker Thermostat set too low Set for desired temperature Hi-Limit thermostat tripped Allow to cool Reset hi-limit (8786, 8788) Damaged internal component or Examine wiring & connectors, wiring thermostat and heating element Repair/replace as needed Be sure to add sufficient water (see pg.
SERVICING INSTRUCTIONS ACCESS PANELS CAUTION Electric Shock Hazard TOP PANEL: Remove top panel to access hot water tank, thermostat, heating elements, brew circuit tubing, faucet valve and piping. Top panel is held by two screws at the rear and a retaining lip at the front. FRONT PANEL: Remove front panel to access timer, terminal block and solenoid. Front panel is held by two screws at the bottom and a retaining lip at the top. SOLENOID DOOR: Remove solenoid door to access solenoid plumbing connections.
SERVICING INSTRUCTIONS (continued) CAUTION Electric Shock Hazard These procedures involve exposed electrical circuits. These procedures are to be performed by qualified technical personnel only. TEMPERATURE ADJUSTMENT Unplug power cord or turn circuit breaker OFF. Remove top panel. Pull vent tube out of tank lid and insert a thermometer of known accuracy in vent hole. Reconnect brewer to electrical power. Fig.
SERVICING INSTRUCTIONS (continued) TIMER ADJUSTMENT (AUTOMATIC BREWERS ONLY) The amount of water dispensed automatically during a brew cycle is controlled by the timer. Place empty airpot or thermal server under brew chamber. Press BREW button. Brewer should dispense one container of water. To adjust amount: Remove brew chamber and button plug. Adjust knob on timer; clockwise increases time. Run several cycles to check amount of water delivered. Replace button plug.
SERVICING INSTRUCTIONS (continued) REPLACE SOLENOID Symptom: Automatic brewer will not flow water; or, automatic brewer drips continuously from brew head. NOTE: Wrench p/n 86660 is designed to allow easy removal of the hoses from the plastic solenoid valve. IMPORTANT: Shut-off water and electric supply to brewer before removing hoses or wiring. Remove water supply flare fitting: a. Slide the 5/8" end of the wrench over the flats on the inlet fitting of the valve. b.
SERVICING INSTRUCTIONS (continued) REPLACE TIMER ASSEMBLY Unplug power cord or turn circuit breaker OFF. Remove front panel. Remove knob and three screws holding timer to bracket. Disconnect wiring to timer. Reassemble in reverse order. Adjust timer as described on page 13 REPLACE HOT WATER FAUCET COIL Symptom: Brewer drips continuously from brew head, except when faucet valve is turned OFF. IMPORTANT: When replacing water faucet coil, also replace seal gaskets. Remove tank lid assembly per above.
SERVICING INSTRUCTIONS (continued) CAUTION CHEMICAL BURN HAZARD Deliming chemicals are caustic. Wear appropriate protective gloves and goggles during this procedure. Never siphon deliming chemicals or solutions by mouth. This operation should only be performed by qualified and experienced service personnel. IMPORTANT: DO NOT spill, splash or pour water or deliming solution into or over any internal component other than the inside of the water tank.
SERVICING INSTRUCTIONS (continued) 7. Set the tank back into the brewer. Reassemble the tank lid to the water tank. Make sure the gasket is properly in place, then reinstall the hold-down strap. 8. Reinstall wiring to heating element and thermostat. Reinstall the hi-limit thermostat (if removed). For automatic brewers, reassemble piping for the faucet. Verify that all internal components are dry, then reinstall the top panel. 10.
EXPLODED VIEW & PARTS LIST HOT WATER TANK ASSEMBLY PART NO.
EXPLODED VIEW & PARTS LIST (continued) ELECTRICAL COMPONENTS ITEM PART NO.
EXPLODED VIEW & PARTS LIST (continued) PLUMBING COMPONENTS ITEM 8 9 10 11 18 25 29 33 34 34a 43 45 DESCRIPTION USED ON 8540-3 8540-4 8551-30 8514-26 8540-30 8043-13 82556 8543-42 82727 8543-45 8541-46 85753 85754 8043-8 8043-15 8043-11 8541-21 Faucet Outlet Tube Assembly Formed Inlet Tube Assembly 1/4“ Male Flare x 1/8” FPT Needle Valve (Faucet Shut-Off) Elbow Sprayer Elbow Faucet Assembly Spray Head Gasket Spray Disk Spray Head Retainer Water Inlet Tube Solenoid Valve w/ Bypass Solenoid Valve, Single
EXPLODED VIEW & PARTS LIST (continued) CABINET COMPONENTS ITEM 625 75873 Owners Manual Gourmet 1000 Dual Airpot Brewers 33 34 34a 70 71 72 73 74 75 77 101 102 104 105 106 108 109 110 200 201 PART NO.
WIRING DIAGRAM 22 625 75873 Owners Manual Gourmet 1000 Dual Airpot Brewers p/n 74810
625 75873 Owners Manual Gourmet 1000 Dual Airpot Brewers NOTES 23
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