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Bunn shall repair the equipment with no charge for parts during the one year warranty period and no charge for labor by a Bunn Authorized Service Representative during the one year warranty period. If Bunn determines that repair is not feasible, Bunn shall, at its sole option, replace the equipment or refund the purchase price for the equipment.
C L E A N I N G The use of a damp cloth rinsed in any mild, non-abrasive, liquid detergent is recommended for cleaning all surfaces on Bunn-O-Matic equipment. Check and clean the sprayhead. The sprayhead holes must always remain open.
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A troubleshooting guide is provided to suggest probable causes and remedies for the most likely problems encountered. If the problem remains after exhausting the troubleshooting steps, contact the Bunn-O-Matic Technical Service Department. • Inspection, testing, and repair of electrical equipment should be performed only by qualified service personnel.
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TROUBLESHOOTING (cont.) P R O B L E M PROBABLE CAUSE REMEDY Inconsistent beverage level 1. Syphon System The brewer must be level or in dispenser slightly lower in front to syphon properly. 2. Lime Build-up Inspect the tank assembly for CAUTION - Tank and tank excessive lime deposits.
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3. Sprayhead A six-hole stainless steel spray- head must be used for proper extraction. 4. Funnel Loading The BUNN® paper filter must be centered in the funnel and the bed of ground leveled by gentle shak- ing. 5. Water Temperature Place an empty funnel on an empty dispenser beneath the sprayhead.
SERVICE Contents This section provides procedures for testing and Control Thermostat ........... 8 replacing various major components used in this Limit Thermostat ..........1 0 brewer should service become necessary. Refer to ON/OFF Switch ..........1 0 Troubleshooting for assistance in determining the Tank Heater ............
SERVICE (cont.) and evenly so that the groove in the grom- met fits into the tank lid. CONTROL THERMOSTAT (cont.) Carefully bend the capillary tube so that the tube Test Procedures: and bulb inside the tank are in the vertical posi- Disconnect the brewer from the power source.
ON/OFF WARMER SWITCH SERVICE (cont.) LIMIT THERMOSTAT ® D IS D IS IF : IF : W ER ONE LOWER WARMER W ER P1161 Location: The limit thermostat is located inside the rear of the hood on the tank lid. ®...
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SERVICE (cont.) ON/OFF WARMER SWITCH (cont.) WHI to Lower Warmer If voltage is present as described, reconnect the white or red wire and proceed to #5. BLK to Tank Heater Switch If voltage is not present as described, refer to the Wiring Diagrams and check the brewer wiring WHI/RED to Lower Warmer harness.
SERVICE (cont.) NOTE- If the tank heater remains unable to heat, TANK HEATER remove and inspect heater for cracks in the sheath. Removal and Replacement: Remove the tank inlet fitting securing the fill basin to the tank lid, remove fill basin and tank inlet gasket.
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#12440 syphon assembly available for this pur- pose. Location: Gently reinstall the thermostat sensor and grom- On VP17 the tank heater switch is met in the tank lid. located on the rear of the brewer on the upper Remove the two #8-32 screws securing the tank assembly to the hood.
WARMER ELEMENT(S) SERVICE (cont.) TANK HEATER SWITCH (cont.) 11. Insert new tank heater switch through the hole in the upper left rear of the trunk and secure with switch indicator/guard bracket, hex facenut and N LY plastic facenut. 12. Reconnect the two black wires the tank heater switch terminals.
SERVICE (cont.) WARMER ELEMENT(S) If continuity is present as described, reconnect the white and white/red, white or red and brown/ black or the white or red and violet wires on the warmer element. If continuity is not present as described, replace the warmer element.