Wilbur Curtis WB-10-12 Service Manual
MODELS INCLUDED
• WB-10-12
• WB-10-60
Wilbur Curtis Company, inC.
Service Manual – WB-10 Water Boiler
Important Safeguards/Symbols
This equipment is designed for commercial use. Any servicing other
than cleaning and routine maintenance should be performed by an
authorized Wilbur Curtis Company service technician.
• DO NOT immerse the unit in water or any other liquid
• To reduce the risk of re or electric shock, DO NOT open service
panels. There are no user serviceable parts inside.
• Keep hands and other items away from hot areas of the unit dur-
ing operation.
• Never clean with scouring powders or harsh chemicals.
Symbols:
CAUTION: Please
use this setup
procedure before
attempting to use this
appliance. Failure to follow
the instructions can result in
injury or the voiding of the
warranty.
CAUTION: DO NOT
connect this unit
to hot water. The
inlet valve is not rated for hot
water.
WARNING: DO NOT
place this water
boiler closer than
six [6] inches from
wall. Unit must have adequate
cross-ventilation.
WARNING HOT
LIQUID, Scalding
may occur. Avoid
splashing.
WARNINGS – To help avoid personal injury
Important Notes/Cautions – from the factory
Sanitation Requirements
INSTALLATION
This Curtis unit is pre-set and ready to go from the factory.
System Requirements:
• Water Supply 20 – 90 PSI (MINIMUM FLOW RATE of 2 GPM)*
• Electrical: See electrical schematic.
Factory Settings:
• Water Temperature 200ºF • Volume 10 Gallons
NSF requires the following water connection:
1. A quick disconnect or additional coiled tubing (at least 2x the depth of the unit) is required
so that the unit can be moved for cleaning.
2. This unit must be installed with adequate backow protection to comply with applicable
federal, state and local codes.
3. Water pipe connections and xtures directly connected to a portable water supply shall be
sized, installed and maintained in accordance with federal, state, and local codes.
SETUP STEPS
C
ISO 9001:2008 REGISTERED
WILBUR CURTIS CO.
6913 Acco Street,
Montebello, CA 90640-5403
For the latest information go to
www.wilburcurtis.com
Tel: 800/421-6150
Fax: 323/837-2410
1. The unit should be level (left to right - front to back), on a secure surface.
2. Install the supplied water faucet on the faucet shank in front of the unit.
NOTE: A water ltration system must be used to help maintain trouble-free operation. In areas
with extremely hard water, we highly recommend the use of a Curtis approved water lter. (For
our full line of lters, please log on to www.wilburcurtis.com) A water ltration system will greatly
prolong the life of the unit and enhance the quality and taste of the product.
FOR THE LATEST SPECIFICATIONS AND INFORMATION GO TO WWW.WILBURCURTIS.COM
Setup Steps Continued
3. Connect the water line to the water inlet tting on the rear of the unit. Water volume going to the machine should be consistent.
Use tubing sized sufciently to provide a minimum ow rate of two gallons per minute.
4. Connect the unit to electrical outlet with appropriate amperage rating (refer to schematic for power requirements).
5. Turn on the circuit running power to unit. The water inlet valve will open, lling the unit. When the boiler has lled, turn on
boiler at the thermostat, twisting the knob clockwise.
6. Heating tank will require 50 to 60 minutes to attain operating temperature. Thermostat indicator will light at this time.
Parts List
INDEX №
1
2
3
4
5
6
7
8
9
10
11
12
13
14
PART №
WC-5602
WC-1800HW
WC-3705HW
WC-1902
WC-1903
WC-1906
WC- 511
WC-5502-01
WC-3914
WC-2966
WC-5386
WC- 922-04
WC- 501
WC-3220
DESCRIPTION
LID WITH KNOB
FAUCET, “S” SERIES HOT WATER 1-1/32-14 UNS
KIT, FAUCET S SERIES HOT WATER
SHANK, FAUCET PLAIN W/NUTS
NUT, UNION SHANK WB-10
“C” RING .917 X .760 X .090
THERMOMETER, DIAL RU’S
KIT, PROBE, WATER LEVEL W/HEX FITTING, O-RING, NUT
LABEL, “HOT WATER” (WB-10)
FITTING, WATER INLET WB-10
TUBING ASSEMBLY, WATER INLET
ELEMENT, HEATING 3.5KW 220V W/NUTS & WASHERS
THERMOSTAT, CAPILLARY DPST 277V 30A RU/WB
BEZEL, THERMOSTAT ELECTRIC
15
16
17
18
19
19A
20
21
WC-3217
WC- 608-101
WC-5611
WC-2401
WC- 801
WC- 858
WC-3700
WC- 813
KNOB, ELECTRIC THERMOSTAT
CONTROL BOARD, LIQUID LEVEL 120/240VAC
COVER, BOTTOM WB-10
ELBOW, 3/8 NPT X 1/4 FLARE PLATED
VALVE, INLET BRASS .50 GPM 120V 10W WB-10-12
VALVE, INLET BRASS .50 GPM 220V 10W WB-10-60
KIT, INLET VALVE REPAIR
FLOW WASHER, .5 GPM .5” S45
2
Illustrated Parts List
1
8
7
3
2
4
5
6
9
10
11
12
13
14
15
16
17
21
20
19
18
3
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