Bunn CRTF5 Manuel d'utilisateur

OPERATING & SERVICE MANUALBUNN-O-MATIC CORPORATIONPOST OFFICE BOX 3227SPRINGFIELD, ILLINOIS 62708-3227PHONE: (217) 529-6601 FAX: (217) 529-66441

Page 10TROUBLESHOOTING (cont.)Inconsistent beverage level indispenserConsistently low beverage levelin the dispenserSpitting or excessive steaming1. S

Page 11TROUBLESHOOTING (cont.)Spitting or excessive steaming(cont.)Dripping from sprayheadWater flows into tank continu-ously (ON/OFF Switch "ON&

Page 12TROUBLESHOOTING (cont.)Weak beverageDry coffee grounds remain inthe funnelBrewer is making unusal noises1. Filter Type2. Coffee Grind3. Sprayhe

Page 13TROUBLESHOOTING (cont.)Brewer is making unusal noises(cont.)Low beverage serving tempera-ture4. Tank Heater1. Warmer2. ON/OFF SwitchRemove and

Page 14SERVICEThis section provides procedures for testing andreplacing various major components used in thisbrewer should service become necessary.

Page 15SERVICE (cont.)Test Procedures:1. Disconnect the brewer from the power source.2. Locate the blue wire on the control thermostat.3. Check the vo

Page 16SERVICE (cont.)LIMIT THERMOSTATLocation:The limit thermostat is located inside the rear ofthe hood on the tank lid.Test Procedures:1. Disconnec

Page 17Location:The ON/OFF switch(s) are located on the front ofthe hood.Test Procedure:1. Disconnect the brewer from the power source.2. Viewing the

Page 18SERVICE (cont.)SOLENOID VALVELocation:The solenoid valve is located inside the trunk onthe lower center part of the component bracket.Test Proc

Page 19SERVICE (cont.)START SWITCHLocation: On brewers w/out fresh light the start switch islocated in the right front of the hood.On brewers w/fresh

Page 2INTRODUCTIONThis equipment will automatically brew a half-gallon batch of coffee into an awaiting dispenser. The brewermay include a hot water f

Page 20SERVICE (cont.)TANK HEATERLocation:The tank heater is located inside the tank andsecured to the tank lid.Test Procedures:1. Disconnect the brew

Page 21SERVICE (cont.)TANK HEATER (Cont.)P1168.71FIG. 13 TANK HEATER TERMINALS10478 06150013. Secure sprayhead tube to hood using a hex nut.14. Inst

Page 22SERVICE (cont.)TANK HEATER SWITCHLocation:The tank heater switch is located on the rear ofthe brewer on the upper left side of the trunk.Test P

Page 23SERVICE (cont.)TANK HEATER SWITCH (cont.)P1135.80FIG. 15 TANK HEATER SWITCH TERMINALS10478 06150014. Reconnect the two black wires to the tank

Page 24Location:The thermal cut-off is located inside the hoodconnected to the tank heater.Test Procedures:1. Disconnect the brewer from the power sou

Page 25SERVICE (cont.)TIMER (Early Models)Location:The timer is located inside the front of the trunkon the upper right side of component bracket.Test

Page 26SERVICE (cont.)TIMER (cont.)P1136FIG. 19 TIMER TERMINALS10478 061500If voltage is present as described, the brew timer isoperating properly. Re

Page 27DIGITAL BREW TIMER (Late Models)P2186.45FIG. 20 DIGITAL BREW TIMERSERVICE (cont.)Location:The timer is located inside the front of the trunk on

Page 284. Attach all wires to the replacement timer boardprior to installation to the component mountingbracket. Refer to FIG. 21 when reconnecting t

Page 29WARMER ELEMENT(S)Location:The warmer elements are located under the warmerplates.Test Procedures:1. Disconnect the brewer from the power sourc

Page 3USER NOTICESCarefully read and follow all notices in this manual and on the equipment. All labels on the equipment shouldbe kept in good condit

10478 061500Page 30

10478 061500Page 31

10478 061500Page 32

Page 4ELECTRICAL REQUIREMENTSCAUTION - The brewer must be disconnected from the power source until specified in Initial Set-Up.Model 35 requires 3-wir

Page 5 MODELS W/OUT FAUCETModels CRT5, CRT5A & CRT5B1. Remove the shipping cap from the bulkheadfitting on the rear of the brewer.2. Attach the fl

Page 6INITIAL SET-UPCAUTION - The brewer must be disconnected from the power source throughout the initial set-up, exceptwhen specified in the instruc

Page 710478 0615002. Setting batch sizes. To set a batch volume, first check that the SET/LOCK switch is in the “SET” position onthe circuit board. Pr

Page 8TROUBLESHOOTINGA troubleshooting guide is provided to suggest probable causes and remedies for the most likely problemsencountered. If the prob

Page 9TROUBLESHOOTING (cont.)Brew cycle will not start (cont.)Water is not hotPROBABLE CAUSEREMEDY3. ON/OFF Switch4. Start Switch5. Timer6. Solenoid V