Bunn DV service manual Schematic Wiring Diagram H5XA, H5EA CE, Relay

Page 24

SCHEMATIC WIRING DIAGRAM H5XA, H5EA (CE)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

GRN/YEL

L1 L2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Earth Ground

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Chassis Ground

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

BLK-14

 

 

 

 

 

 

LIMIT THERMOSTAT

 

 

 

 

 

 

 

 

 

 

 

 

LIMIT THERMOSTAT

 

 

 

 

 

 

BLK-14

 

 

 

 

 

 

BLK-14

 

TANK HEATER

 

 

 

 

 

 

BLU-14

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

RFI SUPPRESSION

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

BLK-18

 

 

 

 

 

 

 

 

 

 

 

 

 

 

RED-18

CAPACITOR

 

 

 

 

 

 

EMI

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

BLK-18

 

 

 

 

 

 

 

 

 

RED-18

 

 

 

 

 

 

 

 

 

 

FILTER

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

OVERFLOW PROTECTION

 

 

 

 

 

 

 

 

RED SWITCH RED

BLK-18

 

 

 

 

 

 

 

4

3

BLU-14

 

 

 

 

 

 

 

1 J7

 

 

 

 

 

 

2

WHI/VIO-14

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

5

 

PINK-22

 

 

 

 

 

 

 

 

RED-18

 

 

 

 

 

 

 

4

 

 

 

 

MAIN

 

 

 

 

 

 

 

 

 

N.O.

 

3

 

GRN-18

 

 

CONTROL

 

 

2

 

 

 

 

 

 

 

WHI/BLU-18

 

RED-18

 

COM

 

1

 

SOL

BOARD

 

 

 

 

RELAY

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

J6-1

 

 

 

 

 

 

 

 

 

 

J5-1

-

GRY

STEAM SENSOR

USED ON

 

 

 

0-3.3VDC

 

t°

FACTORY

 

 

+

GRY

 

 

H5X ONLY

 

0-3.3VDC J4-1

-

 

 

 

BLK-24

J2 6 1

 

 

 

 

 

+

 

 

 

WHI-24

 

 

 

J3-1

J1-1

 

PNK

 

 

 

 

 

 

 

 

GRY

 

 

 

5

10

 

 

 

 

GRY

 

 

 

 

 

 

 

PNK

 

 

 

USE ONLY

 

J3-5

 

 

 

 

0-13.8VAC

 

J1-5

 

PNK

 

 

 

 

 

 

GRY

 

 

 

 

 

 

 

 

GRY

 

 

 

 

 

 

 

 

 

PNK

 

 

 

 

 

 

H5-PC

 

 

 

 

TANK

 

 

 

NO JUMPER

 

 

 

 

Early H5E, H5X, H10X

 

 

 

 

 

 

 

 

HEATER

 

READY

Install jumper thru ver. 1.04

 

 

 

 

 

NOTE: no jumper used on any

REFILL

 

 

 

POWER

230 VOLTS AC

 

 

 

 

 

 

 

Model starting with ver. 1.08

 

 

 

 

 

2 WIRE + GND

40712.0000F 05/11 © 2008 BUNN-O-MATIC CORPORATION

 

SINGLE PHASE

 

 

24

42311 050511

 

Image 24
Contents H10X/H5X H5E/DV PC H5 Element Phone 217 529-6601 FAX 217BUNN-O-MATIC Commercial Product Warranty Contents Fault Codes ProblemFlashes Description of Failure RemedyProblem Probable Cause Remedy Water boils continuously Temperature control Noises Water supply Ready indicator will not lightLime build-up Deposits. Delime as requiredComponent Access H5E/DV-PC/X Component Access H10XService Liquid Level Control Flow ChartsElectronic Controls LocationService Electronic Controls Liquid Level Control Test ProcedureService H5X Thermostat Replace the electronic control board Service Limit Thermostat Location Limit thermostat is located on the tank lidService Safety Overflow Switch Safety Overflow WiringService Solenoid Valve Late Models If voltage was present as described, proceed to #5Service Solenoid Valve Early Models Service Tank Heater Location Tank heater is located in the tank lidCheck for continuity across the tank heater termi- nals Service Steam Sensor Thermistor Thermistor PositionService Dispense Valve PC Only Test ProceduresRemoval and Replacement Location Dispense Valve is located behind control panelEarly H5E, H5X, H10X Install jumper thru ver 120V AC 2 Wire + GND 120/208V AC 3 Wire + GND120/240V AC 3 Wire + GND Single Phase230V AC 2 Wire + GND Schematic Wiring Diagram H5E-PCSchematic Wiring Diagram H5-PCWire + GND Schematic Wiring Diagram H5E/H5X Schematic Wiring Diagram H5XA, H5EA CE RelaySchematic Wiring Diagram H5 Element Single Phase
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DV, H5E, H5X specifications

The Bunn H5E and H5X coffee machines represent a leap forward in brewing technology, specifically tailored for commercial use. Both models focus on delivering high-quality coffee while maximizing efficiency, making them ideal choices for busy cafés and restaurants.

The Bunn H5E features a unique 5-liter dual tank system, which allows for faster brewing times and reduces wait periods for customers. This dual tank setup facilitates the simultaneous preparation of multiple coffee types, catering to a diverse clientele. The H5X, on the other hand, is equipped with advanced electronic controls that permit precise temperature adjustments to ensure that the ideal brewing conditions are maintained, enhancing flavor extraction.

One of the standout features of both models is the patented BrewOptimized Technology. This technology helps maintain optimal water temperature and consistent flow rates throughout the brewing process, ensuring that each cup of coffee meets the high standards expected in commercial settings. Additionally, the units utilize a patented stainless steel brew basket that enhances durability and simplifies cleaning, making maintenance less of a chore for busy staff.

Another significant characteristic of the H5E and H5X is their programmable settings, which allow operators to customize brewing parameters according to their specific preferences or customer needs. This flexibility means that establishments can experiment with various coffee profiles, ensuring that they serve only the best products to their patrons.

Safety is also a priority in the design of these machines. The H5E and H5X come equipped with built-in safety features such as automatic shut-off and thermal overload protection, which help to prevent accidents and enhance longevity. Moreover, their compact design allows for easy installation in a variety of settings, whether it's a small coffee stand or a large restaurant operation.

Both the Bunn H5E and H5X models are energy-efficient, with features that minimize power consumption without compromising performance. This focus on sustainability not only helps reduce overhead costs but also appeals to environmentally conscious consumers.

In summary, the Bunn H5E and H5X coffee machines are engineered for high performance, reliability, and versatility. With features designed to provide quick, quality coffee while ensuring ease of operation and maintenance, these machines are ideal for any establishment that takes its coffee seriously. Whether you’re brewing for a crowd or crafting specialty drinks, the H5E and H5X stand ready to deliver excellent results every time.