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Fig. 15 Fill Solenoid Fig. 16 86660 Solenoid Wrench 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. Remove wiring from solenoid. Large end of wrench 86660 can be used to hold solenoid inlet fitting while disconnecting supply line. REPLACE FAUCET SUPPLY HOSE Unplug power cord. Turn OFF and disconnect water supply from brewer inlet fitting. Disconnect hose fitting from solenoid (See illustration at right). Disconnect hose flare fitting from tank coil fitting. 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. Remove two hex nuts hot water coil to cover. Pull coil from mounting holes. REPAIR HOT WATER FAUCET Remove top panel and turn faucet valve OFF. Unscrew aerator cap from faucet and remove handle retaining clip. Do not let faucet body turn. Pull bonnet assembly from faucet body. Examine the interior of the faucet body and the surface of the seat cup. Clean out any debris in the faucet body, using a stiff bristle brush if necessary. NOTE: Any abrasion or roughness on the flat end of the seat cup will require replacing the seat cup: Work the seat cup out of the bonnet and off of the end of the stem. Install a new seat cup, making sure the knob on the stem is fully inserted into the pocket of the seat cup, and the skirt of the seat cup is fully inserted into the bonnet. Examine the aerator. Clean any debris from the screen or flow straightener, using a stiff bristle brush if necessary. Fig. 15 Fill Solenoid Fig. 16 86660 Solenoid Wrench 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 panel and turn faucet valve OFF. Unscrew aerator cap from faucet and remove handle retaining clip. Do not let faucet body turn. Pull bonnet assembly from faucet body. Examine the interior of the faucet body and the surface of the seat cup. Clean out any debris in the faucet body, using a stiff bristle brush if necessary. Examine the aerator. Clean any debris from the screen or flow straightener, using a stiff bristle brush if necessary. Reassemble in reverse order. RESET HI-LIMIT (Models 1086 & 1088) Allow brewer to cool. Remove front panel. Press red button on hi-limit until it clicks and stays in. Reassemble in reverse order. Test for function and proper operation. REPLACE CONTROLLER Unplug power cord or turn circuit breaker OFF. Remove front panel. Remove timer faceplate. Use needle nose pliers to disengage three barbed fittings holding controller to bracket. Disconnect keypad ribbon cable (note position “1”), temperature probe and power board cable. Set jumpers as described on page 19. Reassemble in reverse order. Adjust controller as described on pages 15 & 16. IMPORTANT: When replacing water faucet coil, also replace seal gaskets. NOTE: Any abrasion or roughness on the flat end of the seat cup will require replacing the seat cup: Work the seat cup out of the bonnet and off of the end of the stem. Install a new seat cup, making sure the knob on the stem is fully inserted into the pocket of the seat cup, and the skirt of the seat cup is fully inserted into the bonnet. SERVICING INSTRUCTIONS (continued) 18 Fig. 17 Controller Hook-Up SERVICING INSTRUCTIONS (continued) 18 Fig. 17 Controller Hook-Up SERVICING INSTRUCTIONS (continued) 19 Fig. 19Keypad 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 across V1 sets Valve Time Range to 60 - 180 seconds. Removing jumper from V1 sets Valve Time Range to 10 - 80 seconds. REPLACE KEYPAD Unplug power cord or turn circuit breaker OFF. Shut off water supply valve. Remove top and front panels. Remove faucet from basin body. Disconnect ribbon cable from controller. Pry faceplate/keypad from basin body. Remove all adhesive residue. Remove protective backing from adhesive on new keypad. Note: There is a clear protective wrap on the ribbon cable to provide abrasion resistance where the cable passes through the cabinet. Do NOT remove this protective sleeve. Slide ribbon cable into slot on basin body from the outside, then carefully apply keypad to face of basin body. Ribbon cable connects to P2 on controller. Note locator marking “1” on connector and cable. Reassemble in reverse order. Test new keypad for function and proper operation....

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