Crathco / Grindmaster 7446 General Manual

Item # _______________________________
Project _______________________________
Date _________________________________
Twin and Single Mid Line Fresh Water Urns
Heat Exchange Brewing System
Twin Models 7443, 7446, 74410
Single Models: 7413, 7416, 74110
Electric
Features:
• Fresh Water Brewing
Water used for brewing is fresh water that is heated in a coiled,
nickel-plated, copper heat exchange tube inside the urn. As water
passes through the heat exchanger coil it is heated to optimum
brew temperature.
• Durable Construction
All A.I.S.I. type 304, 18-8 stainless steel
• Constant Brew Temperature
Brew temperature varies less than 5ºF (3ºC) throughout spay over
• Automatic Coffee Agitation
Thoroughly mixes brewed coffee immediately after spray over
is completed
• Automatic refill of water compartment
Water compartment automatically refills and reheats as needed.
• Low water cutoff System
Protects heating elements from burn out, at start-up or in operation.
• Velvet Smooth Spray Arm
Teflon® coating on spray arm piston prevents liming and insures
smooth operation. Positive “stops” on spray arm for operator ease.
Easy to operate:
• Fully Automatic – Push Button Operation
Simply load brew basket with coffee, align spray arm over basket lid
hole and press brew start button.
• Adjustable Bypass valve on spray arm
Enables proper coffee extraction even with variable water conditions
• Dial Thermometer with color-marked brew zone.
• Thermostat adjustable from front
Knob on thermostat has four marked positions: Brew, Hold,
Night Standby and Off.
Serviceable
• Drain valve in bottom
• Control drawer with all electronic components is
accessible from side.
Twin and Single Mid Line Fresh Water Urns
Heat Exchange Brewing System
Electric
Input Water Inlet
3/8 FPT
2 1/4”
B
7 1/4”
4 1/4”
Right
Left
3 1/2”
D
D
A
5 1/2”
5 1/2” 4 1/2”
C
Model
Number
7443
7446
74410
7413
7416
74110
2 1/4”
A
2 1/4”
B
C
Electric
Input
3/8 FPT
Water Inlet
4 1/4”
3 1/2”
Faucet clearance 8” minimum
D
4 1/3”
1 1/4”
1 1/4”
Number of 5 oz. Cups/Hour
625
800
1050
450
800
B
C
D
30-1/2”
34”
34”
18”
21”
21”
15-1/4”
16-3/4”
16-3/4”
15-1/4”
16-3/4”
16-3/4”
7-5/8”
8-3/8”
8-3/8”
7-5/8”
8-3/8”
8-3/8”
7-3/4”
8-5/8”
8-5/8”
5-1/2”
7-5/8”
7-5/8”
Brews
3 Gal.
Part No.
BB3
Work
Height
21-5/8”
27-5/8”
27-5/8”
21-5/8”
27-5/8”
27-5/8”
Brew Basket Selection Chart
1/2 Batch
1/2 Batch
10 Gal.
on 3 Gal.
on 6 Gal.
BB6
BB810
BB3-1.5
BB6-3
6 Gal.
Overall
Height
27-1/8”
33-1/8”
34-5/8”
27-1/8”
33-1/8”
34-5/8”
1/2 Batch
on 10 Gal.
BB810-6
NOTE: All SS Permanent Filter Brew Basket with SS woven wire cloth bottom
is available. Filter paper is available from our stock. See price list.
Military Specifications - Marine Modifications
Twin and single automatic urns MIL-U-43263E or latest specification.
Available modified for marine (shipboard) use; no spillage of liquid
with 15° list in any plane, and other requirements. Contact factory
for detailed quotation and data.
Multiple Faucet Options
Opt. DS-1
2C, 1W
Opt. DS-2
2C, 1W
Opt. DS-3L
2C, 1W
Twin
Single
7443 7446 74410 7413 7416 74110
3 gal. 6 gal. 10 gal. 3 gal. 6 gal. 10 gal.
25
32
42
14
32
42
Model No.
Coffee Capacity (each liner)
Maximum Gallons/Hour*
A
Fast Fill Options
Opt. 56
Opt. 57
Back/Rear, No Gauge
Back/Rear, with Gauges
Back/Rear, No Gauges, w/ selecta-flow
Jug Fill Funnel and Chain (18” long)
Gravity Jug Fill Hose Assembly (6’ long)
1050
* Based on spraying over amount of water equal to capacity of liner.
Electric Heat
Specify electric service desired. Standard is dual voltage 120/240V or
120/208V single phase 3 wire (neutral wire required). Watts and amps
as shown.
Note: A ground wire must be provided in addition to wire service shown.
All service includes terminal block hook-up.
240 Volt
120/240 Volt
120/208 Volt
1-Phase
3 Wire
1-Phase
3 Wire
Model
KW
Amps
KW
Amps
7443
7
29
5.5
25
7446
11.5
48
8.5
74410
15
63
7413
7
7416
74110
3-Phase
120/208 Volt
3 Wire
3-Phase
4 Wire
480 Volt
3-Phase
3 Wire
Specify Opt. 21B
Specify Opt. 21A
Specify Opt. 21C
Model
KW
Amps
KW
Amps
KW
Amps
7443
10.5†
25
8
22
12
14
41
7446
10.5†
25
8
22
12
14
11.5
54
74410
15†*
36
11.5*
31
12
14
29
5.5
25
7413
10.5†
25
8
22
12
14
11.5
48
8.5
41
7416
10.5†
25
8
22
12
14
15
63
11.5
54
74110
15†*
36
11.5*
31
12
14
* No extra charge
Or Opt. 2200P step down transformer.
† Separate 3 wire 120V cord and plug for control circuit.
Grindmaster® Coffee Grinders and Brewers • PrecisionBrew™ Brewing Systems • Espressimo® Espresso Machines
Crathco® Hot Beverage Dispensers • Crathco® Cold and Frozen Beverage Dispensers • AMW Coffee and Tea Systems
Tel (502) 425-4776 • Fax (502) 425-4664 • 1-800-695-4500 (USA & Canada only)
P.O. Box 35020 • Louisville, KY 40232 • USA
© Grindmaster Corporation, 1995
0608 Form # AM-912-02
www.grindmaster.com
• email: [email protected]
PRINTED IN USA