|Manual type:||Service Manual|
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• ALPHA 1GT
• ALPHA 2GT
• ALPHA 2GTW
• ALPHA 3GT
• ALPHA 3GTR
• ALPHA 3GTL
• ALPHA 4GT
• ALPHA 5GT
• ALPHA 5GTR
• ALPHA 5GTL
• ALPHA 6GT
• ALPHA 6GTN
CAUTION: DO NOT
connect this brewer to hot
water. The inlet valve is
not rated for hot water.
CAUTION: Please use
this setup procedure
before attempting to use
this brewer. Failure to follow the
instructions can result in injury or the
voiding of the warranty.
ISO 9001 REGISTERED
Service Manual, Alpha G3 - Decanter Brewer
FOR THE LATEST SPECIFICATIONS AND INFORMATION GO TO WWW.WILBURCURTIS.COM
This appliance is designed for commercial use. Any servicing other than cleaning and maintenance should be performed by an autho-
rized Wilbur Curtis service center.
• Do NOT immerse the unit in water or any other liquid
• To reduce the risk of ﬁre or electric shock, do NOT open top or rear panel. No user serviceable parts inside. Repair should
be done only by authorized service personnel.
• Keep hands and other items away from hot parts of unit during operation.
• Never clean with scouring powders, bleach or harsh implements.
WARNINGS – To help avoid personal injury
Important Notes/Cautions – from the factory
Your Curtis ADS System is Factory Pre-Set and Ready to Go… Right from the Carton.
Following are the Factory Settings for your ALPHA™ GT
Coffee Brewing Systems:
• Brew Temperature = 200°F
• Brew Volume = Set to dispensing vessel requirements (60 oz)
• Warmer Setting on HIGH with Quality Timer OFF
Generally there will never be a reason to change your G3 programming. However, should you need to make slight adjustments to meet
your brewing needs, programming instructions are provided later in this manual.
• Water Source
20 – 90 PSI. Must have a minimum ﬂow rate of
GPM (preferred ﬂow rate is 1 gpm).
• Electrical: See attached schematic for standard model or visit www.wilburcurtis.com for your model.
Equipment to be installed to comply with applicable federal, state, or local plumbing/electrical codes having jurisdiction.
The unit should be level (left to right and front to back), located on a solid counter top. Connect a water line from the water ﬁlter to the
brewer. NOTE: Some type of water ﬁltration device must be used to maintain a trouble-free operation. (In areas with extremely hard
water, we suggest that a sedimentary and taste & odor ﬁlter be installed.) This will prolong the life of your brewing system and enhance
1. A 3/8” NPT x 1/4” Flare elbow has been supplied for water line connection. Use tubing sized sufﬁciently to provide a minimum of
½ gallon per minute.
2. Connect the unit to an appropriate electrical power circuit.
3. Turn on the toggle (STANDBY/ON) switch behind the unit. The heating tank will start to ﬁll. When the water level in the tank rises
to the correct volume, the heating elements will energize automatically. With ADS Systems there is no danger of element burnout
caused by an empty tank.
4. The heating tank will require 20 to 30 minutes to reach operating temperature (200°F) as indicated by READY-TO-BREW displayed
on the LED.
5. Prior to brewing, dispense 12 ounces of hot water through the hot water faucet.
Brew a cycle of at least 12 ounces, to purge the water lines of any air that may be trapped after ﬁlling.
1. Brewer should be ON (Conﬁrm at rear toggle switch, then press ON/OFF button). Ready-to-Brew should be displayed.
2. Place empty decanter (not included with Alpha brewer) on warmer plate.
3. Place a new ﬁlter in brewcone.
4. Pour ground
6. Press Brew
WILBUR CURTIS COMPANY
Montebello, CA 90640
cleaning, DO NOT use
powders, liquids, cleans-
ers, or any substance containing
chlorine. These products promote
corrosion, cause pitting of
stainless steel and will void the
NSF International requires the following water connection:
A quick disconnect or additional coiled tubing (at least 2x the depth of the unit) so that the machine can be moved for
In some areas an approved backﬂow prevention device may be required between the brewer and the water supply.