Bloomfield Koffee-King 8541 User manual

p/n 2M-75804 Rev. K M611 130610
OWNERS MANUAL
For
MODULAR
BREWING SYSTEMS
MODELS
POUR OVER AUTOMATIC AUTOMATIC
UNITS UNITS UNITS
WITH FAUCET
8542 8541 8540
8543 8573 8572
8571 8574
Includes:
Installation
Use & Care
Servicing Instructions
Model 8574 Brewer
with optional
8900-Series Glass Decanters
611
Fax [phone]
2060 Cessna Drive, Suite 100
Phone: [phone]
Wunder-Bar
www.wunderbar.com
Vacaville, CA 95688 U.S.A

NOTE: For your protection, please note that equipment in
this shipment was carefully inspected and packaged by skilled
personnel before leaving the factory.
Upon acceptance of this shipment, the transportation
company assumes full responsibility for its safe delivery.
IF SHIPMENT ARRIVES DAMAGED:
1. VISIBLE LOSS OR DAMAGE: Be certain that any
visible loss or damage is noted on the freight bill
or express receipt, and that the note of loss or damage
is signed by the delivery person.
2. FILE CLAIM FOR DAMAGE IMMEDIATELY:
Regardless of the extent of the damage.
3. CONCEALED LOSS OR DAMAGE: if damage is
unnoticed until the merchandise is unpacked, notify the
transportation company or carrier immediately, and
the delivery was made to you. Be sure to retain the
container for inspection.
incurred in transit. We will, however, at your request, supply
you with the necessary documents to support your claim.
WARRANTY STATEMENT
SERVICE POLICY AND PROCEDURE GUIDE
ADDITIONAL WARRANTY EXCLUSIONS
SHIPPING DAMAGE CLAIMS PROCEDURE
1. Resetting of safety thermostats, circuit breakers,
overload protectors, or fuse replacements.
2. All problems due to operation at voltages other than
correct voltage must be the customer’s responsibility.
3. All problems due to electrical connections not made in
accordance with electrical code requirements and
wiring diagrams supplied with the equipment.
4. Replacement of items subject to normal wear, to
include such items as knobs and light bulbs. Normal
maintenance functions including adjustment of
thermostats, microswitches, and replacement of fuses
and indicating lights are not covered under warranty.
6. All problems due to mineral/calcium deposits, or
considered a preventative maintenance function and is
not covered by warranty.
All electrical equipment manufactured by BLOOMFIELD is
warranted against defects in materials and workmanship
for a period of (1 year labor, two year parts) from the date
purchaser, except that:
a. airpots carry a 30 day parts warranty only.
b. dispensers; i.e., tea and coffee carry a 90 days parts
warranty only, excludes decanters.
c. decanters are not covered by this warranty
THE FOREGOING OBLIGATION IS EXPRESSLY GIVEN
IN LIEU OF ANY OTHER WARRANTIES, EXPRESSED
OR IMPLIED, INCLUDING ANY IMPLIED WARRANTY OF
MERCHANTABILITY OR FITNESS FOR A PARTICULAR
PURPOSE, WHICH ARE HEREBY EXCLUDED.
BLOOMFIELD, LLC SHALL NOT BE LIABLE FOR
INDIRECT, INCIDENTAL OR CONSEQUENTIAL DAMAGES
OR LOSSES FROM ANY CAUSE WHATSOEVER.
This warranty is void if it is determined that upon inspection
by an authorized service agency that the equipment has
It also does not apply if the serial nameplate has been
removed or unauthorized service personnel perform service.
upon the limitations in this warranty. Seller’s obligation under
this warranty is limited to the repair of defects without charge
to the closest authorized service agency, transportation
charges prepaid, for services.
principal cities.
This warranty is valid in the United States, Canada and void
or your food service equipment dealer; or, for information and
other details concerning warranty, write to:
Service Parts Department
10 Sunnen Drive, St. Louis, MO 63143
Phone: [phone]... Fax: [phone]
7. Full use, care and manuals may or may not be sent with
each unit, only a condensed version. Please visit our
web site to download the full version.
agencies.
9. All labor shall be performed during normal working hours.
Overtime premium shall be charged to the customer.
warranted equipment. Any use of non-genuine
11. Installation, labor and job checkouts are not considered
warranty.
12. Charges incurred by delays, waiting time or operating
restrictions that hinder the service technicians ability
to perform services are not covered by warranty.
This includes institutional and correctional facilities.
xi
2M-75804-611 Koffee-King 8900 Series Brewer
2M-75804-611 Koffee-King 8900 Series Brewer

2M-75804-611 Koffee-King 8900 Series Brewer
TABLE OF CONTENTS
Thank You for purchasing this
WARRANTY STATEMENT xi
SPECIFICATIONS 1
FEATURES & OPERATING CONTROLS 2
PRECAUTIONS & GENERAL INFORMATION 3
AGENCY APPROVAL INFORMATION 3
INSTALLATION INSTRUCTIONS 4
OPERATION 6
BREWING COFFEE 8
CLEANING INSTRUCTIONS 9
TROUBLESHOOTING SUGGESTIONS 10
SERVICING INSTRUCTIONS 11
EXPLODED VIEWS & PARTS LISTS 18
WIRING DIAGRAMS 22
1
SPECIFICATIONS
k
2M-75804-611 Koffee-King 8900 Series Brewer
MODEL TYPE WARMERS FAUCET VOLTS 1ø AMPS WATTS POWER CORD
8540 In-Line, Automatic,
Plumbed-In 2 YES
120VAC 14.1 1700 NEMA 5-15P
120C 11.7 1400k
220/240V 2000 CEE 7/VII
8541 In-Line, Automatic,
Plumbed-In 2 NO 120VAC 14.1 1700 NEMA 5-15P
120C 11.7 1400k
8542 In-Line, Pour-Over 1 NO
120VAC 13.3 1600 NEMA 5-15P
120C 1300k
220/240V 1900 CEE 7/VII
8543 In-Line, Pour-Over 2 NO 120VAC 14.1 1700 NEMA 5-15P
120C 11.7 1400k
8571 3-Station, Pour-Over 3 NO
120VAC 15.0 1800 NEMA 5-15P
120C 1500k
220/240V 2100 CEE 7/VII
8572 3-Station, Automatic,
Plumbed-In 3 YES
120VAC 15.0 1800 NEMA 5-15P
120C 12.5 1500k
220/240V 2100 CEE 7/VII
8573 3-Station, Automatic,
Plumbed-In 3 NO
120VAC 15.0 1800 NEMA 5-15P
120C 12.5 1500k
220/240V CEE 7/VII
8574 3-Station, Automatic,
Plumbed-In 3 YES 115/230VAC 17.0 3800 not provided

FEATURES AND OPERATING CONTROLS
Fig. 1 Features & Operating Controls
2
IL1695
2M-75804-611 Koffee-King 8900 Series Brewer
2M-75804-611 Koffee-King 8900 Series Brewer

2M-75804-611 Koffee-King 8900 Series Brewer
PRECAUTIONS AND GENERAL INFORMATION
WARNING: ELECTRIC SHOCK HAZARD
WARNING: INJURY HAZARD
WARNING: ELECTRIC SHOCK HAZARD
WARNING: BURN HAZARD
CAUTION:
EQUIPMENT DAMAGE
Installation
Instructions
CAUTION:
BURN HAZARD
AGENCY APPROVAL INFORMATION
3
WARNING
WARNING
WARNING
WARNING
STD 4
E9253
2M-75804-611 Koffee-King 8900 Series Brewer

INSTALLATION INSTRUCTIONS
READ THIS CAREFULLY BEFORE STARTING THE INSTALLATION
REFER TO EXPLODED VIEWS PAGES 18 thru 22 FOR
COMPONENT NAMES/NUMBERS
LEVELING THE UNIT
PLUMBER’S INSTALLATION INSTRUCTIONS
POTABLE WATER, COLD
WATER
IMPORTANT:
CAUTION:
EQUIPMENT DAMAGE
CAUTION:
UNSTABLE
EQUIPMENT HAZARD
NOTE:
4
2M-75804-611 Koffee-King 8900 Series Brewer
2M-75804-611 Koffee-King 8900 Series Brewer

2M-75804-611 Koffee-King 8900 Series Brewer
INSTALLATION INSTRUCTIONS (continued)
NOTE:
WARNING:
SHOCK HAZARD
IMPORTANT:
IMPORTANT:
water hammer arrester
ELECTRICIAN’S INSTALLATION INSTRUCTIONS
IMPORTANT:
All models (except 8574)
IMPORTANT:
Model 8574
IMPORTANT:
Fig. 2 Water Supply Installation
New-style shown
Fig. 3 115/240 Volt Terminal Block
IL1652
COPPER LOOPS OR
FLEX LINES
(PROVIDED BY
PLUMBER)
SOLENOID
WATER INLET
FITTING
WATER
SUPPLY
SHUT-OFF VALVE
(PROVIDED BY
PLUMBER)
FLOW
STRAINER
WASHER
IL1696
WARNING
2M-75804-611 Koffee-King 8900 Series Brewer

OPERATION
Fig. 4 Brewer Operation Diagram
START-UP
•
•
ON
•
BEFORE
THE WATER TANK MUST
BE FILLED
A.IMPORTANT:
is NOT COVERED BY
WARRANTY
6
IL1697
IL1618
2M-75804-611 Koffee-King 8900 Series Brewer
2M-75804-611 Koffee-King 8900 Series Brewer

2M-75804-611 Koffee-King 8900 Series Brewer
OPERATION (continued)
7
WATER HEATER
WATER FLOW
POUR-OVER FEATURE
AUTOMATIC OPERATION
HOT WATER FAUCET
OPEN.
Fig. 6 Water Flow Diagram
Fig. 5 Heat Control Diagram
IL1654
HI-LIMIT
THERMOSTAT
THERMOBULB
HEATER
ELEMENT
MANUAL
POUR-OVER
MANUAL
POUR-OVER
BASIN
PAN
BASIN
PAN
FAUCET
SHUT-OFF
VALVE
FAUCET
BYPASS
FAUCET
BYPASS
SOLENOID
SOLENOID
FAUCET
TANK
WATER
COIL
HOT
WATER
BREW
BREW
TANK
TANK
THERMOSTAT
2M-75804-611 Koffee-King 8900 Series Brewer

BREWING COFFEE
CAUTION:
BURN HAZARD
CAUTION:
BURN HAZARD
CAUTION:
BURN HAZARD
NOTE:
PREPARATION
B. POUR-OVER OPERATION
NOTE:
EMPTY
C. AUTOMATIC OPERATION
EMPTY
A.
IL1605
PAPER
FILTER
BREW
CHAMBER
Fig. 7 Brew Chamber
8
2M-75804-611 Koffee-King 8900 Series Brewer
2M-75804-611 Koffee-King 8900 Series Brewer

2M-75804-611 Koffee-King 8900 Series Brewer
CLEANING INSTRUCTIONS
PROCEDURE: Clean Coffee Brewer CAUTION:
BURN HAZARD
CAUTION:
SHOCK HAZARD
IMPORTANT:
Fig. 8 Cleaning
IL1599
GASKET
SPRAY
DISK
LIFT EARS UP
TURN LEFT TO
REMOVE
9
2M-75804-611 Koffee-King 8900 Series Brewer

10
TROUBLESHOOTING SUGGESTIONS
SYMPTOM POSSIBLE CAUSE SUGGESTED REMEDY
Water won’t heat
Brewer unplugged or circuit breaker
tripped
Check power supply cord
Check / reset circuit breaker
Thermostat set too low Set for desired temperature
Hi-Limit thermostat tripped Allow to cool
Reset hi-limit (8786, 8788)
Damaged internal component or wiring
Examine wiring & connectors, thermostat
and heating element, Repair/replace as
needed
Pourover - no water or too little water
added at startup
Coffee level low (pour-over) Not enough water poured in Increase water amount
Too much coffee grounds Adjust amount of grounds
Coffee level too high or low
(automatic) Timer out of adjustment Adjust timer
paper brew
Brew chamber dispense hole plugged Thoroughly clean brew chamber
Adjust coffee amount and grind
Sprays water from brew head Spray gasket improperly installed Check/reinstall gasket on INSIDE of brew
head
Spray disk plugged Clean spray disk
No brew (automatic)
Water supply OFF Turn water supply ON
Water line strainer plugged Clean strainer (see pg. 14)
Bad BREW switch Replace switch
Damaged internal component or wiring Examine wiring & connectors, brew switch
and solenoid, Repair/replace as needed
Faucet valve turned OFF Turn faucet valve ON
Faucet plugged Disassemble faucet, clean
Poor coffee quality
Water not hot enough Adjust water temp 195-205ºF
replace cartridges regularly. Use a quality coffee with a consistent roast. Use proper
grind and amount of coffee per brew.
2M-75804-611 Koffee-King 8900 Series Brewer
2M-75804-611 Koffee-King 8900 Series Brewer

2M-75804-611 Koffee-King 8900 Series Brewer
SERVICING INSTRUCTIONS
ACCESS PANELS CAUTION:
SHOCK HAZARD
Fig. 9 Access Panels
11
WARMER
PLATE
TOP / REAR
PANEL
TIMER
ACCESS
BUTTON
PLUG
FRONT
PANEL
SOLENOID
DOOR
WARMER PLATE RETAINER NUT
BUTTON PLUG
TOP PANEL
2M-75804-611 Koffee-King 8900 Series Brewer

SERVICING INSTRUCTIONS (continued)
12
TEMPERATURE ADJUSTMENT
Fig. 10 Checking and Adjusting Brew Temperature
CAUTION:
SHOCK HAZARD
NOTE:
IMPORTANT:
Table 1 Boiling Temperature by Altitude
Fig. 11 Adjust Thermostat
IL1601
BOILING
POINT OF
WATER
ELEVATION (feet above sea level)
210
205
200
195
190
MAXIMUM
TEMPERA
TURE
SETTING
IDEAL
BREWING
TEMPERA
TURE
TEMP ( F)
IL1602
ELEVATION (meters above sea level)
100
0
150 300 450 600 750 900
1,050 1,200 1,500 1,650 1,800 1,950 1,350
97
94
91
88
BOILING
POINT OF
WATER
MAXIMUM
TEMPERATURE
SETTING
IDEAL
BREWING
TEMPERATURE
TEMP ( C)
IL1606
IL1607
DIAL-TYPE
THERMOMETER
IN VENT HOLE
THERMOSTAT
ADJUSTING
SHAFT
TANK LID
ASSEMBLY
2M-75804-611 Koffee-King 8900 Series Brewer
2M-75804-611 Koffee-King 8900 Series Brewer

2M-75804-611 Koffee-King 8900 Series Brewer
SERVICING INSTRUCTIONS (continued)
13
IMPORTANT:
IMPORTANT:
DO NOT OVER-TIGHTEN
IMPORTANT:
TIMER ADJUSTMENT
REMOVE TANK LID ASSEMBLY
OFF OFF
REPLACE THERMOSTAT
OFF OFF
2M-75804-611 Koffee-King 8900 Series Brewer

SERVICING INSTRUCTIONS (continued)
14
REPLACE HEATING ELEMENT
REPLACE SOLENOID
NOTE
IMPORTANT:
CLEAN SOLENOID SCREEN
OFF OFF
OPEN END FIRST
Fig. 12 Clean Strainer Screen
Fig. 11 Remove Faucet
Supply from Solenoid
IMPORTANT:
STRAINER
SCREEN
WASHER
WATER INLET
FITTING
IL1608
BYPASS
OUTLET
WHITE
CLINCH
RING
METAL FITTING
SLIDE WRENCH BETWEEN
VALVE AND HOSE FITTING
PRESS CLINCH RING TOWARD
METAL FITTING TO RELEASE
#86660 WRENCH
WRENCH
METAL FITTING
CLINCH RING
IL1699
2M-75804-611 Koffee-King 8900 Series Brewer
2M-75804-611 Koffee-King 8900 Series Brewer

2M-75804-611 Koffee-King 8900 Series Brewer
SERVICING INSTRUCTIONS (continued)
IMPORTANT:
NOTE:
REPLACE TIMER ASSEMBLY
REPLACE HOT WATER FAUCET COIL
REPAIR HOT WATER FAUCET
REPLACE BREW READY LIGHT or BREW BUTTON
2M-75804-611 Koffee-King 8900 Series Brewer

CAUTION:
CHEMICAL BURN
HAZARD
IMPORTANT:
IMPORTANT:
NOTE:
NOTE:
PROCEDURE: Delime the Water Tank
SERVICING INSTRUCTIONS (continued)
16
2M-75804-611 Koffee-King 8900 Series Brewer
2M-75804-611 Koffee-King 8900 Series Brewer

2M-75804-611 Koffee-King 8900 Series Brewer
Koffee-King™ EXPLODED VIEW & PARTS LIST
CABINET & RELATED COMPONENTS
18
IL1700
2M-75804-611 Koffee-King 8900 Series Brewer

Koffee-King™ EXPLODED VIEW & PARTS LIST (continued)
19
2M-75804-611 Koffee-King 8900 Series Brewer
ITEM PART NO. DESCRIPTION USED ON
12D-70090 COVER PLATE, WARMER, BLACK, 1/4-28 STUD ALL, MADE IN USA
2D-Z15630 PLATE COVER WARMER, 1/4-20 STUD ALL, MADE IN CHINA
42C-70098 CLIP, PANEL RETAINING ALL
20 2C-70132 NUT, #8SMS, TINNERMAN (not shown) ALL
23 2K-70229 BUSHING, HEYCO ALL
33 2I-70139 GASKET, SPRAY HEAD ALL
34 A6-72727 SPRAY DISK, EMBOSSED ALL
34a A6-70163 RETAINER, SPRAY HEAD (REQUIRES DRILL/RIVETS TO INSTALL) ALL
35 2Q-75089 DOOR, SOLENOID ACCESS, PLASTIC 8540, -41, -72, -73, -74
38 D7-70735 DOOR, ELECTRIC ACCESS 8574
40 2P-70953 BUTTON PLUG, 1-1/8” DIA, METAL (WARMER PLATE RETAINER) ALL (Canadian)
41 18-50 NUT, WARMER PLATE RETAINING, 1/4-28 ALL (Canadian)
47 2P-70272 BUTTON PLUG, 1/2” DIA, PLASTIC (NON FAUCET MODELS) 8541, -42, -43, -71, -73
47a 2P-70275 BUTTON PLUG, 3/8” DIA, METAL (HI-LIMIT RESET) 8574
48 2A-71732 ASSEMBLY, ADJUSTABLE LEG ALL
70 2P-70053 BUTTON PLUG, 2” DIA, METAL (TIMER) 8540, -41, -71, -72, -73
101 A6-70231 ASSEMBLY, BASIN TOP ALL
102 WS-8512-56 BASIN COVER W/WARMER MOUNT 8540, 8541, 8543
WS-8542-6 BASIN COVER, W/O WARMER MOUNT 8542, -71, -72, -73, -74
103 2F-76666 ASSEMBLY, POUR-OVER PLASTIC ALL
108 2D-70095 BASIN PAN (AUTOMATIC) 8540, -41, -72, -73, -74
2D-70226 BASIN PAN (POUR-OVER) 8542, 8543, 8571
110
2M-71135 LABEL, CONTROL PANEL DECAL (IN-LINE POUR-OVER 1W) 8542
2M-70252 LABEL, CONTROL PANEL DECAL (IN-LINE POUR-OVER 2W) 8543
2M-70289 LABEL, CONTROL PANEL DECAL (IN-LINE AUTOMATIC 2W) 8540, 8541
2M-70279 LABEL, CONTROL PANEL DECAL (STEP-UP AUTOMATIC 3W) 8572, 8573, 8574
2M-70264 LABEL, CONTROL PANEL DECAL (STEP-UP POUR-OVER 3W) 8571
111
B7-70249 ASSEMBLY, BREWER BASE (IN-LINE POUR-OVER) 8542, 8543
DD-8540-25 ASSEMBLY, BREWER BASE (IN-LINE AUTOMATIC) 8540, 8541
67-70263 ASSEMBLY, BREWER BASE (STEP-UP POUR-OVER) 8571
DD-8572-33 ASSEMBLY, BREWER BASE (STEP-UP AUTOMATIC) 8572, 8573
NONE ASSEMBLY, BREWER BASE (STEP-UP AUTOMATIC) 8574
112
A6-70288 PANEL, FRONT (IN-LINE AUTOMATIC) 8540, 8541
A6-70227 PANEL, FRONT (IN-LINE POUR-OVER) 8542, 8543
B7-70265 PANEL, FRONT (STEP-UP POUR-OVER) 8571
A6-8572-10 PANEL, FRONT (STEP-UP AUTOMATIC) 8572, 8573, 8574
114
A6-70256 PLATE BOT 1-2 WRMR S/SAAY 8430, 8540, 8718, 8730, 8738,
8783
A6-71550 PLATE BOT SUB ASSY AIRPOT 8773, 8774
A6-70269 PLATE BOT 3-WRMR SUB ASSY 8571, 8572, 8573
115 A6-70267 PANEL, COVER W/WARMER MOUNT 8571, 8572, 8573, 8574
200
2D-70234 BREW CHAMBER, BLACK PLASTIC
ALLWS-8942-6 BREW CHAMBER, BROWN PLASTIC (OPTIONAL limited to stock on hand)
2D-70114 BREW CHAMBER, STAINLESS W/ WIRE BASKET (OPTIONAL)
201 WS-POF FILTER PAPER, COFFEE (CASE OF 1000) ALL
2M-75804-611 Koffee-King 8900 Series Brewer