Bunn CRTF5, CRT5 service manual Service Timer, Timer Terminals

Page 26

SERVICE (cont.)

TIMER (cont.)

If voltage is present as described, the brew timer is operating properly. Reset the timer dial as required, to obtain the desired brew volume.

If voltage is not present as described, replace the timer.

Removal and Replacement:

1.Separate all connectors between the brewer wir- ing harness and the timer.

2.Remove the one #8-32 screw securing timer to component bracket.

3Install new timer circuit board as described in Late Model Timer section on the following pages.

4.Refer to Fig. 21 when reconnecting the wires.

5.Install the Timer Setting decal provided with the replacement timer kit, below the schematic on the inside of the front access panel.

6.Adjust the timer as required. Refer to Late Model Timer section on the following pages.

To Main Wiring Harness

WHI to Solenoid Valve

BLK to Solenoid Valve

OLD STYLE

P1136

FIG. 19 TIMER TERMINALS

Page 26	10478 061500

Image 26

Contents Bunn CRT5 Warranty IntroductionUser Notices Electrical Hook-Up Electrical RequirementsPlumbing Requirements Models CRTF5 & CRTF5B Plumbing RequirementsModels CRT5, CRT5A & CRT5B Models CRTF5, CRTF5A & CRTF5BAdjusting Brew Volumes Initial SET-UPStart Switch CleaningON/OFF Switch Operating ControlsBrew cycle will not start No water TroubleshootingProblem Probable Cause To the brewerBrew cycle will not start Water is not hot TroubleshootingProblem Control Thermostat Tank HeaterSyphon System Inconsistent beverage levelDispenser Spitting or excessive steaming Dripping from sprayhead Plumbing Lines Water Supply Dry coffee grounds remainFunnel Brewer is making unusal noises Tank Heater Warmer SeeContents ServiceComponent Access Control ThermostatService Control Thermostat First Type Thermostat Second Type ThermostatService Limit ThermostatON/OFF Warmer Switch Lower Center WarmerTest Procedures Disconnect the brewer from the power source Solenoid ValveStart Switch Tank Heater Thermostat w/bracket early models onlyService Tank Heater Tank Heater TerminalsTank Heater Switch Tank Heater SwitchService Tank Heater Switch Tank Heater Switch TerminalsService Thermal CUT-OFF Brewers W/Faucet Thermal CUT-OFFDisconnect the black and white wires from the solenoid Service Timer Early ModelsTest Procedure Disconnect the brewer from the power source Service Timer Timer TerminalsService Digital Brew Timer Late Models If voltage is as described, proceed to #8Setting brew volumes. To set a brew volume Service Digital Brew Timer Late ModelscontTo increase a brew volume, place the ON/OFF Warmer Elements Warmer Elements10478 10478 10478

CRT5, CRTF5 specifications

The Bunn CRTF5 and CRT5 coffee brewers are appreciated by coffee enthusiasts and professionals alike for their reliability, efficiency, and innovative features. These commercial brewing systems are designed to deliver high-quality coffee consistently, making them ideal for cafes, restaurants, and other food service operations.

One of the standout features of the Bunn CRTF5 is its ability to brew multiple batches of coffee simultaneously. With a capacity of brewing up to 3.8 gallons per hour, it is equipped to handle high demand without compromising on quality. The unit has a programmable digital control which allows users to easily adjust brew temperature and time, ensuring each batch is brewed to perfection. This level of control empowers operators to customize their brewing process according to the unique preferences of their customers.

In terms of design, the Bunn CRTF5 and CRT5 models incorporate a stainless-steel exterior that not only enhances durability but also adds a sleek look to any kitchen or coffee shop environment. The large, easy-to-read water level indicator allows for straightforward monitoring of the brewing process, minimizing the risk of running out of water during peak busy hours. The easy-to-use front-access design also simplifies the loading and unloading of coffee grounds and water.

Technologically, the Bunn CRTF5 and CRT5 incorporate advanced brewing technology that helps maintain optimal brew temperatures through the use of stainless-steel water tanks. These tanks ensure that water is heated quickly and is maintained at consistent temperatures throughout the brewing process, positively affecting flavor extraction and ensuring the rich taste of coffee.

Another crucial characteristic of these brewers is the brew basket, which is designed for efficient flow control. This feature assists in achieving an even extraction process, thereby enhancing the overall quality of the coffee produced. Furthermore, the sturdy construction of the basket ensures that it can withstand the demands of daily use in a high-traffic environment.

In conclusion, the Bunn CRTF5 and CRT5 coffee brewers stand out in the commercial coffee brewing market. Their combination of robust features, advanced technologies, and user-friendly design makes them a smart choice for those looking to serve high-quality coffee quickly and efficiently. Whether in a bustling café or a restaurant, these brewers are built to deliver exceptional coffee experiences every time.