Kingrinder K0, K1, K2, K3

Kingrinder Manual Coffee Grinder Instruction Manual

Models: K0, K1, K2, K3

1. Product Overview

The Kingrinder manual coffee grinder is a portable and precise tool designed for coffee enthusiasts. It features high-quality stainless steel burrs and an internal adjustment mechanism for various grind sizes, suitable for different brewing methods.

Kingrinder K1 Manual Coffee Grinder with Hexagonal Burr
Kingrinder K1 Manual Coffee Grinder with its hexagonal burr.
Kingrinder K2 Manual Coffee Grinder with Hexagonal Burr
Kingrinder K2 Manual Coffee Grinder with its hexagonal burr.
Comparison of K0, K2, and K3 burr types
Comparison of K0 (pentagon), K2 (hexagon), and K3 (hexagon, titanized) burr types.

2. Setup and Assembly

Before first use, it is recommended to disassemble and clean the grinder components.

2.1 Disassembly and Assembly

The following video demonstrates the unboxing, disassembly, and assembly process for the Kingrinder manual coffee grinder.

Video demonstrating the unboxing, disassembly, and assembly of the Kingrinder manual coffee grinder.

The grinder consists of several key components:

Disassembled Kingrinder manual coffee grinder parts
All components of the Kingrinder manual coffee grinder laid out.

2.2 Grind Adjustment

The Kingrinder features an internal grind adjustment mechanism. To adjust the grind size:

  1. Remove the catch cup and locate the adjustment dial at the bottom of the grinder.
  2. Turn the dial to select your desired grind setting. Turning clockwise results in a finer grind, and counter-clockwise results in a coarser grind.
  3. Each click represents a precise adjustment of 0.0188 mm. There are 40 clicks per full rotation.
Internal grind adjustment mechanism of Kingrinder
Close-up of the internal grind adjustment dial, showing the click mechanism.
Hand adjusting the grind setting on Kingrinder
A hand demonstrating the adjustment of the grind setting.

3. Operating Instructions

Follow these steps for optimal grinding performance:

  1. Ensure the grinder is clean and properly assembled.
  2. Adjust the grind setting to your preferred coarseness (refer to Section 2.2).
  3. Remove the lid and add whole coffee beans to the hopper. Do not overfill. Refer to specifications for maximum capacity.
  4. Place the lid back on and attach the handle.
  5. Hold the grinder firmly and turn the handle clockwise to begin grinding. Continue until all beans have passed through the burrs.
  6. Remove the catch cup to access your freshly ground coffee.
User holding Kingrinder manual coffee grinder
Holding the Kingrinder during operation.
User turning the handle of Kingrinder
Turning the handle to grind coffee beans.

4. Maintenance and Cleaning

Regular cleaning ensures optimal performance and longevity of your Kingrinder.

  1. Disassemble the grinder as shown in the assembly video (Section 2.1).
  2. Use a brush or soft cloth to remove any residual coffee grounds from the burrs, shaft, and internal components.
  3. Do not wash the burrs or internal metal parts with water, as this can lead to rust. If necessary, wipe with a damp cloth and dry immediately.
  4. The catch cup and outer body can be wiped clean with a damp cloth.
  5. Ensure all parts are completely dry before reassembling.

5. Troubleshooting

5.1 Grinder is difficult to turn or jammed

  • Check for foreign objects: Ensure no foreign objects (e.g., small stones) are mixed with the coffee beans.
  • Overfilling: Do not overfill the hopper. Reduce the amount of beans.
  • Grind setting too fine: If the grind setting is too fine, it can increase resistance. Try a slightly coarser setting.

5.2 Inconsistent grind size

  • Burr alignment: While Kingrinder burrs are generally well-aligned, ensure all components are securely tightened during assembly.
  • Cleaning: Accumulated coffee oils and fines can affect grind consistency. Clean the grinder thoroughly.

6. Specifications

FeatureDescription
BrandKingrinder
MaterialDie-casting Aluminium (body), SUS420 Stainless Steel (burrs)
Grind AdjustmentInternal, 40 clicks per round, 0.0188 mm per click
Burr Type (K0)38mm Pentagon SUS420
Burr Type (K1)38mm Hexagon SUS420
Burr Type (K2)48mm Hexagon SUS420
Burr Type (K3/K4)48mm Hexagon SUS420 (Titanized)
Burr Type (K5/K6)48mm Heptagon SUS420
Adjustment ModeDownward (K0, K1, K2), Downward/Upward (K3/K4, K5/K6)
Single Grinding Amount25g (K0, K1, K2), 25g/35g (K3/K4, K5/K6)
Net Weight (K1)580g
Size (K1)17 x 5.2 cm
Kingrinder Product Comparison Table
Detailed comparison of Kingrinder models K0 through K6, including burr types, adjustment modes, and capacity.

7. User Tips

  • Espresso Grinding: The K3 model is noted for its fine adjustment capabilities, making it suitable for espresso. Users report around 64 clicks from zero for espresso, with 36 clicks producing a very fine powder.
  • Turkish Coffee: Models like K1 and K3 are suitable for Turkish coffee, offering fine adjustment steps.
  • Ease of Use: The grinder is generally considered easy and comfortable to turn, even for fine grinds.
  • Burr Coaxiality: While burrs may not be perfectly coaxial, this is often not a significant issue for brewing methods like Cezve (Turkish coffee).

8. Warranty and Support

For warranty information, service, or technical support, please contact the seller or refer to the product packaging for specific details. Keep your proof of purchase for any warranty claims.

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