Bunn SRUA service manual Service, Component Access, Contents

Models: SRUA

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SERVICE

SERVICE

This section provides procedures for testing and replacing various major components used in this brewer should service become necessary. Refer to Troubleshooting for assistance in determining the cause of any problem.

WARNING - Inspection, testing, and repair of electri- cal equipment should be performed only by qualified service personnel. The brewer should be unplugged when servicing, except when electrical tests are re- quired and the test procedure specifically states to plug in the brewer.

COMPONENT ACCESS

WARNING - Disconnect the brewer from the power source before the removal of any panel or the replace- ment of any component.

The control thermostat, limit thermostat, pump, solenoid valve, liquid level probe, swing spout switch and tank heater are accessible by removal of the swing spout, side cupola covers and the cupola.

Disconnect the swing spout nut from the swing spout base fitting. Remove swing spout.

Remove the four #8-32 screws, two on each side, securing the side covers to the cupola.

Slip cupola off of the component bracket.

The on/off switch, selector switch, start switch, timer, contactor and liquid level control board are accessible by removal of the front access panel.

Remove the four #8-32 screws securing the front access panel to the base.

The fuse and fuse holder are accessible by removal of the rear utility cover.

Remove the six #8-32 screws securing the rear utility cover to the housing.

Contents

 

Contactor

14

Control Thermostat

15

Fuse and Fuse Holder

16

Limit Thermostat

17

Liquid Level Board and Level Probe

18

ON/OFF Switch

20

Pump

21

Selector Switch (Half Batch)

22

Solenoid

23

Start Switch (Brew)

24

Swing Arm Switch

25

Tank Heater

26

Thermal Fuse

27

Timer

28

Digital Timer

29

Wiring Diagram

31

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WARN

 

 

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EMENTVAOFLAONYPOWFANYERPASOUR

 

 

 

COMPNEL OCE

 

 

 

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WAR

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P2130.25

FIG. 1 COMPONENT ACCESS

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10067.3 070102

 

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Bunn SRUA service manual Service, Component Access, Contents