Troubleshooting Guide

The following procedures must be performed by a qualified service technician.

CAUTION: Unplug power cord from outlet before cleaning or servicing the unit.

Problem		Possible Cause		Remedy
Weak coffee	•	Not enough coffee used	•	Set to portion more coffee.
	•	Grind is too coarse	•	Readjust grind to a finer grind.
	•	Water not hot enough	•	Check spray temp, should be
	•	Too much water used (half brews)		greater than 185°F.
	•	Too much water used (half brews)	•	Adjust brew time at the controller.
	•	Coffee bed has dry areas	•	Spray deflector broken or missing.
			•	Spray deflector broken or missing.
				Replace.
Strong coffee	•	Too much coffee used	•	Readjust coffee portion.

Bitter coffee	•	Grind is too fine	•	Coarsen grind setting.

Grounds in coffee	•	Paper filter collapsed during	•	Use proper filter.
		brewing

Brew basket overflowed	•	Too much coffee	•	Use no more than 3 1/2 oz. of coffee.
	•	Coffee ground too finely	•	Coarsen grind.
	•	Double batching	•	You must dump old coffee and use
				fresh new filter for each brew.

Unpleasant taste	•	Water tank or brew basket needs	•	Clean, sanitize (de-lime).
		cleaning	•	Refer to Regular Maintenance
				section.
Brewer will not brew	•	Basket has not been changed	•	Remove basket, replace filter,
				reinstall.

Grinder will not start when start	•	Main power switch turned off	•	Turn main power switch, on located
button is pushed				on back of unit (left side from front) on.
	•	No power to outlet	•	Check outlet with lamp or radio to
				verify outlet has power.
	•	Basket out	•	Ensure basket is in position.
	•	Circuit breaker has tripped	•	Reset circuit breaker (located on
				back of unit) by pushing the reset
				button in until you hear a click.
	•	Basket has not been changed	•	Remove basket, replace filter,
				reinstall.

Grinder runs or hums but no	•	Shear disc is broken	•	Replace shear disc. See Shear
coffee is dispensed				Disc Replacement section.
	•	Obstruction in opening of auger	•	Remove hopper and clear
		assembly (on dual bean units)		obstruction.
	•	Obstruction in opening to grinding	•	Remove hopper and clean
		chamber		obstruction.
	•	Slide valve is bending	•	Check for free operation of slide valve.
				Adjust solenoid mount or slide valve
				mount as required. Make sure white
				slide valve gasket is not touching
				moving parts.
	•	Blown fuse on controller board	•	Check for blown fuse and replace
		(Dual bean only)		with 5 Amp fuse.

Quantity of coffee dispensed	•	Defective timer in controller	•	Check the length of time grinder
each throw is not the same				runs with watch.
			•	Remove upper assembly and clean
				obstruction.
	•	Slide valve is binding	•	Check for free operation of slide
				valve. Adjust solenoid mount or
				slide valve mount as required.
				Make sure white slide valve gasket
				is not touching moving parts.

Grind’n Brew® Coffee Systems

Page 15

11 specifications

Grindmaster 11 is a revolutionary coffee grinder designed for coffee enthusiasts and professionals alike. This state-of-the-art grinder is known for its precision, consistency, and durability, making it a preferred choice for baristas and coffee lovers. With its sleek design and advanced technology, the Grindmaster 11 stands out in the competitive market of coffee equipment.

One of the key features of the Grindmaster 11 is its powerful grinding mechanism. The grinder is equipped with high-quality burrs that ensure uniform particle size, which is crucial for achieving optimal extraction levels in coffee brewing. The burrs are designed to minimize heat buildup during grinding, preserving the delicate flavors and aromas of the coffee beans.

The Grindmaster 11 also offers multiple grind settings, allowing users to customize the grind size according to their brewing method. Whether you prefer a fine grind for espresso or a coarser grind for French press, the Grindmaster 11 provides versatility to meet your brewing needs. This adaptability makes it suitable for both home use and commercial settings.

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Finally, the Grindmaster 11 is designed with easy maintenance in mind. The grinder features removable parts that facilitate cleaning, ensuring that users can maintain optimal hygiene standards.

In conclusion, Grindmaster 11 is an exceptional coffee grinder that combines precision engineering with user-friendly design. With its versatile grind settings, advanced technologies, and durable construction, it is an ideal choice for both home and commercial coffee brewing. Whether for a casual coffee drinker or a professional barista, the Grindmaster 11 offers quality and reliability for a superior coffee experience.

Grindmaster 11 instruction manual Troubleshooting Guide, Problem Possible Cause Remedy

Models: 11