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Grindmaster 7303 Prospecto

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Mid Line Urn
Triple Automatic Coffee Urns
Pump Type Brewing System
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
www.grindmaster.com • email: info@grindmaster.com
© Grindmaster Corporation, 1995
PRINTED IN USA
0807 Form # AM-206-04
Multiple Faucet Options
Opt. TS-1
2C, 1W, 1D
Back/Rear, No Gauge
Opt. TS-2
2C, 1W, 1D
Back/Rear, with Gauge
Opt. TS-3L
1C, 1W, 1D
Back/Rear, No Gauge, w/ selecta-flow
Opt. TS-3XL
2C, 1W, 1D
Back/Rear, No Gauge, w/ selecta-flow
Fast Fill Options
Opt. 56
Jug Fill Funnel and Chain (18” long)
Opt. 57
Gravity Jug Fill Hose Assembly (6’ long)
Opt. 70T1
High Speed Jug Fill-Coffee Only 
(110V cord and plug supplied)
Opt. 70T2
High Speed Jug Fill-Coffee and Water 
(110V cord and plug supplied)
Opt. 70T3
High Speed Jug Fill-Coffee and Decaf 
(110V cord and plug supplied)
Opt. 70T4
High Speed Jug Fill-Coffee/Water/Decaf
(110V cord and plug supplied)
Brew Basket Selection Chart
Brews
3 Gal.
6 Gal.
10 Gal.
1/2 Batch 
on 3 Gal.
1/2 Batch 
on 6 Gal.
1/2 Batch 
on 10 Gal.
Part No.
BB3
BB6
BB810
BB3-1.5
BB6-3
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. Two brew
baskets included as standard equipment.
Model No.
7303
7306
73010
Coffee Capacity (each liner)
3 gal.
6 gal. 
10 gal.
Gallons/Hour* (standard heat)
27
36
50
Number of 5 oz. Cups/Hour
675
900
1280
* Based on spraying over amount of water equal to capacity of liner.
Consult factory for highest wattage heater to increase production rate.
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.
Model
Number
A
B
C
D
E
F
G
H
Work
Height
Overall
Height
7303
46”
23”
15-1/4” 7-5/8” 15-1/2” 7-3/4” 18-3/4” 22-1/4”
22”
27-1/2”
7306
51-1/4” 25-5/8” 16-3/4” 8-3/8” 17-1/4” 8-5/8” 20-1/4” 23-3/4”
28”
33-1/2”
73010 51-1/4” 25-5/8” 16-3/4” 8-3/8” 17-1/4” 8-5/8” 20-1/4” 23-3/4”
30”
37”
Design Specification (Fill in the blanks)
Coffee urn, fully automatic triple _____________________ gallons
each coffee liner. Electric service __________________. All controls 
to be located in recessed base of urn and to operate on 120VAC.
All AISI 304, 18-8 stainless steel construction. To include: automatic
refill, automatic agitation, bypass on spray arms, two stainless steel
brew baskets for paper filters. Special half-batch brewing capability 
& color coded faucets: Black-Regular Coffee, Orange-Decaf Coffee,
Red-Hot Water.
*Safety Interlocking Linkage On Selecta-Flow
Interlocking linkage on selector valves assures that when left liner
valve is open, the right liner selector valve is closed and vice versa.
240 Volt
120/208 Volt
480 Volt
120/240 Volt
120/208 Volt
3-Phase
3 Wire
3-Phase
4 Wire
3-Phase
3 Wire
1-Phase
3 Wire
1-Phase
3 Wire
Specify Opt. 21B
Specify Opt. 21A
Specify Opt. 21C
Model
KW
Amps
KW
Amps
Model
KW
Amps
KW
Amps
KW
Amps
7303
8
34
6
29
7303
10.5
†
25
8
22
12
†
14
7306
11.5
48
8.5
41
7306
12
†
29
11.5*
31
12
†
14
73010
15
63
15
72
73010
15
†
*
36
15*
42
12
†
18
* No extra charge
Or Opt. 2200P step down transformer.
† 
Separate 3 wire 120V cord and plug for control circuit.
FAUCETS ON SELF SERVICE
ONLY WHEN SPECIFIED
3/8” FPT
WATER INLET
SELF SERVICE
SIDE
Consult Factory
for Current
Roughing-in
Drawing
Faucet
Clearance - 
11” Minimum
Do not run pipes or conduit under
center of urn - keep clear for service.
A
B
18”
17 3/4”
E
E
OPERATOR
SIDE
F
F
UTILITY CONNECTIONS
ARE FLUSH WITH
BOTTOM OF URN.
ELECTRIC
INPUT
3 1/2”
3”
C
G
H
4”
3 1/2”
OUTLET INLET
D