Grindmaster AMW 74110, AMW 7446, AMW 7416, AMW 74410, AMW 7413 User 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

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 [phone] • Fax [phone] • 1-800-695-4500 (USA & Canada only)

P.O. Box 35020 • Louisville, KY 40232 • USA

www.grindmaster.com • email: [e-mail]

© Grindmaster Corporation, 1995
PRINTED IN USA

0608 Form # AM-912-02

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 Back/Rear, No Gauge
Opt. DS-2 2C, 1W Back/Rear, with Gauges
Opt. DS-3L 2C, 1W Back/Rear, No Gauges, w/ selecta-flow

Fast Fill Options

Opt. 56 Jug Fill Funnel and Chain (18” long)
Opt. 57 Gravity Jug Fill Hose Assembly (6’ long)

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.

Tw in Single

Model No. 7443 7446 74410 7413 7416 74110

Coffee Capacity (each liner) 3 gal. 6 gal. 10 gal. 3 gal. 6 gal. 10 gal.
Maximum Gallons/Hour* 25 32 42 14 32 42
Number of 5 oz. Cups/Hour 625 800 1050 450 800 1050

* Based on spraying over amount of water equal to capacity of liner.

Model

Number

A B C D

Work

Height

Overall

Height

7443 30-1/2” 15-1/4” 7-5/8” 7-3/4” 21-5/8” 27-1/8”
7446 34” 16-3/4” 8-3/8” 8-5/8” 27-5/8” 33-1/8”

74410 34” 16-3/4” 8-3/8” 8-5/8” 27-5/8” 34-5/8”

7413 18” 15-1/4” 7-5/8” 5-1/2” 21-5/8” 27-1/8”
7416 21” 16-3/4” 8-3/8” 7-5/8” 27-5/8” 33-1/8”

74110 21” 16-3/4” 8-3/8” 7-5/8” 27-5/8” 34-5/8”

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

7443 7 29 5.5 25 7443 10.5

†

25 8 22 12 14

7446 11.5 48 8.5 41 7446 10.5

†

25 8 22 12 14

74410 15 63 11.5 54 74410 15†* 36 11.5* 31 12 14

7413 7 29 5.5 25 7413 10.5

†

25 8 22 12 14

7416 11.5 48 8.5 41 7416 10.5

†

25 8 22 12 14

74110 15 63 11.5 54 74110 15†* 36 11.5* 31 12 14

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.

* No extra charge
Or Opt. 2200P step down transformer.

†

Separate 3 wire 120V cord and plug for control circuit.

Electric

Input

Water Inlet
3/8 FPT

D D

A

C

B

D

C

B

Left

Right

3 1/2”

3 1/2”

41/4”

4 1/3”

1 1/4”

Faucet clearance 8” minimum

5 1/2”

5 1/2”

Electric

Input

3/8 FPT
Water Inlet

7 1/4”

4 1/4”



4 1/2”

2 1/4”

1 1/4”

A

2 1/4”

2 1/4”