Page 2 - WARRANTY STATEMENT; xi
645 75908 Owner s M anual E.B.C. Du al Airpo t/Thermal B rewer NOTE: For your protection, please note that equipment in this shipment was carefully inspected and packaged by skilled personnel before leaving the factory. Upon acceptance of this shipment, the transportation company assumes full respon...
Page 4 - FEATURES AND OPERATING CONTROLS
FEATURES AND OPERATING CONTROLS Fig. 1 Features & Operating Controls 2 645 75908 Owner s M anual E.B.C. Du al Airpo t/Thermal B rewer
Page 5 - PRECAUTIONS AND GENERAL INFORMATION; Installation; AGENCY LISTING INFORMATION
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. W...
Page 6 - INSTALLATION INSTRUCTIONS; READ THIS CAREFULLY BEFORE STARTING THE INSTALLATION; PLUMBER’S INSTALLATION INSTRUCTIONS; line. Flush water line before connecting to Brewer.; EQUIPMENT DAMAGE; Water supply inlet line
INSTALLATION INSTRUCTIONS READ THIS CAREFULLY BEFORE STARTING THE INSTALLATION Unpack the unit. Inspect all components for completeness and condition. Ensure that all packing materials have been removed from the unit. Verify that the Spray Head Gasket and Spray Disk are properly installed. LEVELING ...
Page 7 - SHOCK HAZARD; ELECTRICIAN’S INSTALLATION INSTRUCTIONS; REFER TO ELECTRICAL SPECIFICATIONS - Page 1; Brewers; Fig. 2 Water Supply Installation
INSTALLATION INSTRUCTIONS (continued) NOTE: This equipment must be installed to comply with applicable federal, state and local plumbing codes and ordinances. WARNING: SHOCK HAZARD Brewer must be properly grounded to prevent possible shock hazard. DO NOT assume a plumbing line will provide such a gr...
Page 8 - OPERATION
OPERATION 6 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 disk and brew gasket are properly installed in the brew head. ♦ Be sure the water supply is properly connected and the water supply valve i...
Page 9 - HOT WATER FAUCET; OPEN; Fig. 6 Water Flow Diagram
OPERATION (continued) 7 WATER HEATER Water temperature is sensed by an electronic water temperature probe inserted into the water tank. This temperature signal is fed to the controller. The setpoint temperature is adjustable. The controller sends a command signal to the power board based upon a comp...
Page 10 - . If the water temperature; Brew Settings; To override Brew Waiting Mode, press and hold the BREW; Brew Cancel; If a brew in progress is cancelled, coffee will continue to flow
8 OPERATION (continued) ELECTRONIC FEATURES Energizing the Brewer When electric power is applied to the unit, all the lights will flash four times and four beeps will sound. The unit will be OFF . Press the ON/OFF key. Four beeps will sound and all lights will flash once. The POWER indicator will re...
Page 11 - . Press and hold the CANCEL key until three beeps sound, and the; Over-Temperature and Temperature Fault Protection; Setpoint is in the boiling range.
OPERATION (continued) Quality Timer is normally set for 30 minutes. It can be set for 20 minutes by moving a jumper on the controller. See page 19. After Hours™ is an energy saving feature. The brewer will enter After Hours™ mode if it is not used for three hours. Press the BREW key to immediately r...
Page 12 - BREWING COFFEE; BURN HAZARD; EMPTY
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 over-flowing hot liquids, ALWAYS place an empty airpot or server under the brew chamber before starti...
Page 13 - INSIDE
CLEANING INSTRUCTIONS 11 PROCEDURE: Clean Coffee Brewer PRECAUTIONS: Disconnect brewer from electric power. Allow brewer to cool. FREQUENCY: Daily TOOLS: Mild Detergent, Clean Soft Cloth or Sponge Bristle Brush. 1. Disconnect brewer from electric power. Allow brewer to cool before cleaning. 2. Remov...
Page 14 - TROUBLESHOOTING SUGGESTIONS; SUGGESTED REMEDY; SYMPTOM
TROUBLESHOOTING SUGGESTIONS 12 SUGGESTED REMEDY Check power supply cord Check / reset circuit breaker Turn on and set for desired temperature. See page 15 Allow to cool. Reset hi-limit Examine wiring & connectors, controller, power board and heating element Repair/replace as needed Adjust contro...
Page 15 - ERROR DETECTION; WHAT TO CHECK; at boiling. Replace temp probe if
CAUTION: SHOCK HAZARD Live electrical circuits may be exposed while performing these procedures. These procedures are to be performed by qualified technical personnel only. ERROR DETECTION 13 WHAT TO CHECK DESCRIPTION CORRECTIVE ACTION Has the water tank been properly filled? On initial startup, an ...
Page 16 - SERVICING INSTRUCTIONS; Fig. 12 Access Panels
SERVICING INSTRUCTIONS CAUTION: SHOCK HAZARD Opening access panels or removing warmer plates on this brew may expose uninsulated electrical components. Disconnect brewer from electrical power before removing any panel or warmer plate. ACCESS PANELS TOP PANEL: Remove top panel to access hot water tan...
Page 17 - TEMPERATURE ADJUSTMENT; Fig. 13 Checking and Adjusting Brew Temperature; Optimum brewing
SERVICING INSTRUCTIONS (continued) TEMPERATURE ADJUSTMENT Unplug power cord or turn circuit breaker OFF. Remove top panel. Remove button plug from front panel. Pull vent tube out of tank lid and insert a thermometer of known accuracy in vent hole. Reconnect brewer to electrical power. Place empty co...
Page 18 - BREW TIME ADJUSTMENT; REPLACE TEMPERATURE PROBE; REPLACE HEATING ELEMENT
SERVICING INSTRUCTIONS (continued) IMPORTANT: Water pressure must be between 20 p.s.i and 90 p.s.i. flowing pressure. If water pressure exceeds this value, or if water pressure varies greatly, a pressure regulator must be installed in the water supply line. IMPORTANT: Before setting assembly into ta...
Page 19 - REPLACE SOLENOID; REPLACE FAUCET SUPPLY HOSE; REPLACE HOT WATER FAUCET COIL; Fig. 15 Fill Solenoid
SERVICING INSTRUCTIONS (continued) 17 REPLACE SOLENOID Unplug power cord. Turn OFF and disconnect water supply from brewer inlet fitting. Remove front panel. Remove two screws holding access door in place. Remove access door and solenoid. Unscrew inlet fitting cap to release solenoid from door. Remo...
Page 20 - Unplug power cord or turn circuit breaker OFF.
REPLACE HOT WATER FAUCET COIL (Symptom: Brewer drips continuously from brew head, except when faucet valve is turned OFF.) Remove tank lid assembly per above. Remove two hex nuts hot water coil to cover. Pull coil from mounting holes. Reassemble in reverse order. REPAIR HOT WATER FAUCET Remove top p...
Page 21 - SET CONTROLLER JUMPERS; There is a clear protective wrap on the ribbon cable to; REPLACE POWER BOARD; Fig. 18 Controller Jumpers
SERVICING INSTRUCTIONS (continued) 19 Fig. 19 Keypad Ribbon Cable Hook-Up SET CONTROLLER JUMPERS Placing the jumper across Q1 sets Quality Time at 20 Minutes. Placing the jumper across Q2 sets Quality Time at 30 Minutes. Removing jumpers from both Q1 or Q2 disables Quality Timer. Placing the jumper ...
Page 22 - PROCEDURE: Delime the Water Tank
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 ex-perienced service personnel. IMPORTANT: DO NOT spill,...
Page 24 - EXPLODED VIEW & PARTS LIST; HOT WATER TANK ASSEMBLY
EXPLODED VIEW & PARTS LIST HOT WATER TANK ASSEMBLY ITEM PART NO. DESCRIPTION USED ON 13 8043-5 Hold Down Strap All 14 8043-506 Nut, 8-32 SS Acorn All 50 83644 Temperature Probe All 52 83731 Seal Washer All 54 8043-12 Tank Cover Gasket All 56 8043-30 Seal Gasket All 58 8540-6 Hot Water Coil All -...
Page 25 - ELECTRICAL COMPONENTS
ELECTRICAL COMPONENTS ITEM PART NO. DESCRIPTION USED ON 30 82936 Switch, DPST 1091, 1093 31 1080-10 Keypad All 36 8552-18 Terminal Strip All 45 8541-120 Solenoid Valve (old-style) All 85753 Solenoid Valve w/Bypass (new-style) Right Side 85754 Solenoid Valve, Single (new-style) Left Side 50 83644 Tem...
Page 26 - INTERNAL PLUMBING COMPONENTS
EXPLODED VIEW & PARTS LIST (continued) INTERNAL PLUMBING COMPONENTS ITEM PART NO. DESCRIPTION USED ON 8 8540-3 Faucet Outlet Tube Assembly All 10 8551-30 1/4“ Male Flare x 1/8” FPT All 11 8514-26 Needle Valve (Faucet Shut-Off) All 12 85681 Inlet Tube Assembly All 18 8540-30 Elbow All 25 8043-13 ...
Page 27 - CABINET COMPONENTS
EXPLODED VIEW & PARTS LIST (continued) CABINET COMPONENTS ITEM PART NO. DESCRIPTION USED ON 33 8543-42 Spray Head Gasket All 34 82727 Spray Disk All 34a 8543-45 Spray Head Retainer All 70 8706-75 Button Plug (Timer) All 71 82159 Cap, Plastic, Lower Support All 72 82160 Support, Lower (Right) All...
Page 28 - WIRING DIAGRAM
WIRING DIAGRAM 26 MODEL VOLTS WATTS AMPS 1090 120/240 4000 17 1092 120/240 4000 17 645 75908 Owner s M anual E.B.C. Du al Airpo t/Thermal B rewer
Page 30 - Genuine Parts; Wells Bloomfield proudly supports CFESA; WELLS BLOOMFIELD, LLC
Genuine Parts Protect - YOU - All - Ways SERVICE TRAINING - QUALITY SERVICE SERVICE TRAINING - QUALITY SERVICE CUSTOMER SATISFACTION CUSTOMER SATISFACTION Wells Bloomfield proudly supports CFESA Commercial Food Equipment Service Association Commercial Food Equipment Service Association PRINTED IN UN...
