Curtis G4GEMT Service Manual download pdf

This Curtis Generation 4 Unit is Factory Pre-Set and Ready to Go Right from the Box.

Following are the Factory Settings for your G4 Coffee Brewing System:

• Brew Temperature = 200°F • Water Bypass = On for LARGE & MEDIUM Brew Only

• Brew Volume = Set to Vessel Requirement.

System Requirements:

• Water Source 20 – 90 PSI (Minimum Flow Rate of 1 GPM)

• Electrical: See attached schematic for standard model or visit www.wilburcurtis.com for your model.

Model

G4GEMT

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.

IMPORTANT: Equipment

to be installed to comply

with applicable govern-

mental plumbing/electrical codes

having jurisdiction.

ISO 9001:2008 REGISTERED

WILBUR CURTIS CO., INC.

6913 West Acco Street

Montebello, CA 90640-5403

For the latest information go to

www.wilburcurtis.com

Tel: 800-421-6150

Fax: 323-837-2410

For the latest specications and information go to www.wilburcurtis.com

Technical Support: 1-800-995-0417 M-F 5:30am-4:00pm PT

Email: [email protected]

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duringoperation.

 • Nevercleanwithscouringpowdersorharshchemicals.

Important Safeguards/Symbols

Service Manual – G4 Gemini Twin Coffee Brewer

Wilbur Curtis Company, inC.

Symbols:

WARNINGS – To help avoid personal injury

Important Notes/Cautions – from the factory

Sanitation Requirements

NSF International 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 backow 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.

3. Connect the unit to electrical outlet with appropriate amperage rating (see serial tag on machine).

4.Oncepowerhasbeensuppliedtotheunit,ipthetoggleswitchtothe‘ON’position(locatedontherearof

theunit),thewatertankwillbegintoll.Whenthewaterlevelinthetankreachestheprobe,theheating

element(s) will turn on.

5. Waterintheheatingtankwill requireapproximatelyahalfhourbeforereachingoperating temperature

(factorysettingof200°F).Whereapplicable,turnontheUniversalControlModule(UCM).Whentheunit

reachesoperatingtemperature,itwilldisplay“READYTOBREW”.

NOTE:Awaterltrationsystemmustbeusedtohelpmaintaintrouble-freeoperation.Air must be

purged from the cartridge prior to connection to equipment.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.

SETUP STEPS

1.Theunitshouldbelevel(lefttoright-fronttoback),onasecuresurface.

2. Connectthewaterlinetothewaterinletttingontherearoftheunit.Watervolumeowtothemachine

shouldbeconsistent.Usetubingsizedsufcientlytoprovideaminimumowrateofonegallonperminute.

1 2 3 4 5 6 ... 15 16

Summary of Contents

Page 1 - Wilbur Curtis Company, inC

1This Curtis Generation 4 Unit is Factory Pre-Set and Ready to Go Right from the Box.Following are the Factory Settings for your G4 Coffee Brewing Sys

Page 2 - COFFEE BREWING INSTRUCTIONS

10Illustrated PartsMain View12345678910161718191112131415242526272829303120212223

Page 3 - PROGRAMMING

11ITEM NO. PART NO. DESCRIPTION1 WC-5421-BLK COVER, TOP - PAINTED BLACK TEXTURE PC1A WC-5421 COVER, TOP STAINLESS GEMTIF2 WC-5527K* KIT, PROBE

Page 4 - Menu Tree

12ITEM NO. PART NO. DESCRIPTION27A WC-883 VALVE, INLET 2 GPM 240V 10W28 WC-589-101 TRANSFORMER, 120/230VAC - 24VAC 4.8VA w/LEADS & TERMINALS

Page 5 - Menu Features

13Electrical Schematic

Page 6

14Cleaning the GeminiRegular cleaning and preventive maintenance is essential in keeping your coffee brewer looking and working like new. To clean the

Page 7 - System Fault Messages

15421365879101211 1 1A 2 3 4 5 6 7 7A 8 9 9A101112WC-5622WC-3307WC-2102WC-2005*WC-2010CWC-2025*WC-2006*WC-1800WC-1841WC-3705*WC-1901AWC-19

Page 8 - Brew Access Code

16ECN 16057 . 8/6/14@9º . rev EECN 15688 . 3/18/[email protected] . rev D9/18/[email protected] . ECN 15339 . rev C6/24/[email protected] . ECN 15123 . 10/10/[email protected] . ecn 14475 . ea

Page 9 - USB – Easy Programming

2Your Curtis G4/Gold Cup Series is Factory Pre-Set for Optimum Performance.After connection to water and power; turn on the brewer at the rear toggle

Page 10 - Main View

3Touch Screen Control ModuleThe touch screen turns on when power is available to the controller. The screen will contain standard control features suc

Page 11 - Top Wrap

4ThischartexplainshowtoentertheprogrammodeandmenuselectionsavailablefromtheMAINMENU.Menu Tree

Page 12 - Rough-In Drawing

5Menu Features

Page 13 - Electrical Schematic

6Menu FeaturesBrew Settings

Page 14 - Cleaning the Gemini

7System Fault Messages

Page 15 - Illustrated Parts List

8Brew Access Code

Page 16 - Product Warranty Information

9There are two methods that can be used to change the default settings on G4 brewers. They can be programmed at the brewer by thetouchscreenunivers

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Curtis G4GEMT Service Manual

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