Troubleshooting (cont.)

Brewing Problems

Problem

 

Possible Causes

Service Check

Remedy

 

 

 

 

 

 

Brew volume too

• Sprayhead clogged.

• Visually check for

• Clean all holes.

large or too small

 

 

clogging of holes

 

 

 

 

 

in brewhead.

 

 

 

• Brew valves clogged

• Visually inspect

• Clean lime from valve. Seat,

 

with lime deposits.

brew valve at

cup or entire valve may need

 

 

 

hose connections.

replacement.

 

• Water supply pressure

• Check to see that fill

• Supply water at adequate

 

or flow rate not

valve cycles on and

pressure and flow rate.

 

adequate.

off frequently during

 

 

 

 

 

brew cycle when all

 

 

 

 

 

brew heads are used

 

 

 

 

 

simultaneously. Check

 

 

 

 

 

to ensure that water

 

 

 

 

 

supply line is 3/8” and

 

 

 

 

 

pressure is between

 

 

 

 

 

30 and 80 psi (207 and

 

 

 

 

 

552 KPA).

 

 

 

 

 

 

 

 

Brew volume

• Water supply pressure

• Check water pressure

• Plumb water supply so that

erratic

fluctuates.

with and without other

water pressure is not

 

 

 

appliances operating.

significantly affected by

 

 

 

 

other appliances.

 

 

 

 

 

 

 

 

Note: Small variations from batch to batch are normal.

 

 

 

 

 

 

 

 

 

 

 

 

 

Brew cycle will

• Optional momentary

• Check to see that

• If fully engaged switch does

not start

switch to indicate

container fully engages

not complete circuit across

 

container in place not

switch. Check for

terminals of switch, replace

 

engaged or faulty.

continuity across switch

switch.

 

 

 

when switch is engaged.

 

 

 

• Brew circuit connections

• Check to see that

• Secure connections.

 

not secure.

connector (6-pin)

 

 

 

 

 

is securely connected to

 

 

 

 

 

control board. Check to

 

 

 

 

 

see that all connections

 

 

 

 

 

from controller through

 

 

 

 

 

brew valve are secure.

 

 

 

• Brew valve faulty.

• Check to see if there is

• If there is 24 Vac across

 

 

 

24 Vac across brew valve

terminals and brew valve is

 

 

 

terminals.

not open, replace valve.

 

• Touchpad faulty.

• Check to see that

• If connections are secure,

 

 

 

touchpad connections

other functions appear normal

 

 

 

to control board are

and touchpad will not initiate a

 

 

 

secure.

brew cycle, replace touchpad.

 

 

 

 

 

 

 

 

 

 

 

 

Page 22

Shuttle Brewers & Airpot/Shuttle Brewers

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Grindmaster AM-344-04 instruction manual Brew volume, Erratic, Brew cycle will, Not start
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AM-344-04 specifications

The Grindmaster AM-344-04 is a robust and versatile appliance designed primarily for coffee brewing in commercial settings. This machine stands out in the industry due to its combination of advanced features, user-friendly design, and exceptional brewing capabilities, making it an essential addition for coffee shops, restaurants, and cafes that prioritize quality and efficiency.

One of the main features of the AM-344-04 is its programmable brewing system, which allows users to set precise brewing times and batch sizes. This customization ensures that each pot of coffee is brewed to perfection, catering to diverse customer preferences. The machine can brew up to 12 cups of coffee at a time, ideal for busy environments that demand high throughput.

The Grindmaster AM-344-04 is equipped with a digital control panel that simplifies operation for users. The intuitive interface provides real-time feedback on brewing cycles, water temperature, and brew times, enabling baristas to monitor the process closely. Additionally, the machine's high-efficiency heating element ensures rapid water heating, reducing wait times and increasing productivity, especially during peak hours.

Another notable characteristic of the AM-344-04 is its dual-funnel design, which allows for simultaneous brewing of different coffee blends. This feature is particularly beneficial for establishments that offer a variety of coffee types, as it enables operators to meet diverse customer needs without compromising on quality or service speed.

In terms of build quality, the Grindmaster AM-344-04 features a durable stainless-steel construction that not only enhances its aesthetic appeal but also ensures longevity. The machine is designed to withstand the rigors of daily use in a bustling environment, making it a reliable choice for coffee professionals.

Moreover, the AM-344-04 incorporates advanced brewing technology, including precision spray head systems that evenly distribute water over the coffee grounds. This feature enhances extraction, resulting in a richer and more flavorful brew. Additionally, the machine includes a built-in water filtration system, which helps to improve water quality, further enhancing the taste of the coffee.

Lastly, the Grindmaster AM-344-04 is designed with easy maintenance in mind. Its removable components facilitate quick cleaning, ensuring that the machine remains in optimal condition for high-quality brewing. This attention to ease of use and maintenance makes the AM-344-04 a smart investment for any coffee service operation looking to elevate its offerings. Whether you are a seasoned barista or a new coffee shop owner, the Grindmaster AM-344-04 promises to deliver an exceptional brewing experience.
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