Topeak PU1729

Topeak Peakini II Bicycle Pump User Manual

Model: PU1729

1. Introduction

This manual provides instructions for the proper use and maintenance of your Topeak Peakini II Bicycle Pump. The Peakini II is a lightweight and efficient single-action pump designed for inflating bicycle tires. It features a comfortable T-handle and is compatible with Presta, Schrader, and Dunlop valves.

Topeak Peakini II pump body with logo

Image 1: The Topeak Peakini II pump body, showing the brand and model name.

2. Package Contents

Upon unpacking, ensure all components are present:

  • Topeak Peakini II Bicycle Pump
  • Frame mounting bracket with hook and loop strap
Topeak Peakini II pump mounted on a bicycle frame bracket

Image 2: The Topeak Peakini II pump shown with its included frame mounting bracket.

3. Setup and Installation

3.1 Attaching the Frame Mount

  1. Identify suitable mounting points on your bicycle frame, typically bottle cage bosses.
  2. Secure the mounting bracket to the frame using the provided screws (screws are typically supplied with the bicycle frame, not the pump).
  3. Place the pump into the bracket and secure it with the hook and loop strap.

3.2 Valve Compatibility

The Peakini II pump head is designed to be compatible with three common valve types: Presta, Schrader, and Dunlop. The pump head automatically adjusts to the valve type.

  • Presta Valve: Typically found on road bikes and some mountain bikes. Features a thinner stem with a small nut at the top.
  • Schrader Valve: Common on mountain bikes, hybrid bikes, and car tires. Wider stem with a pin in the center.
  • Dunlop Valve: Less common, found on some European city bikes.
Close-up of Topeak Peakini II pump head showing valve opening

Image 3: Close-up view of the pump head, illustrating the valve connection point.

4. Operating Instructions

  1. Prepare the Valve:
    • For Presta valves: Unscrew the small nut at the top of the valve stem counter-clockwise until it is loose. Press down briefly to release a small amount of air.
    • For Schrader and Dunlop valves: No special preparation is usually needed.
  2. Attach the Pump Head: Firmly push the pump head onto the tire valve. Ensure a tight seal to prevent air leakage.
  3. Inflate the Tire: Extend the pump handle to its full length. Hold the pump body steady with one hand and push the handle down firmly and smoothly to pump air into the tire. Repeat this motion until the desired tire pressure is reached.
    Topeak Peakini II pump fully extended during operation

    Image 4: The Topeak Peakini II pump shown in its extended position during the inflation process.

  4. Remove the Pump Head: Once the tire is inflated, quickly and firmly pull the pump head straight off the valve.
    • For Presta valves: Screw the small nut back down clockwise to seal the valve.

Important: Do not exceed the maximum recommended tire pressure for your bicycle tires. The Topeak Peakini II has a maximum capacity of 90 PSI.

5. Maintenance

Regular maintenance ensures the longevity and optimal performance of your pump.

  • Cleaning: Wipe the pump body with a damp cloth after use, especially if it has been exposed to dirt or moisture. Avoid using harsh chemicals.
  • Lubrication: Periodically apply a small amount of silicone-based lubricant to the pump's piston shaft to maintain smooth operation. Do not use petroleum-based lubricants as they can damage seals.
  • Storage: Store the pump in a dry, cool place away from direct sunlight and extreme temperatures.
  • Check Seals: Inspect the rubber seals in the pump head periodically for wear or damage. Worn seals can lead to air leakage during inflation.

6. Troubleshooting

ProblemPossible CauseSolution
Pump not inflating tire / Air leaking from valve connection
  • Pump head not fully seated on valve.
  • Worn or damaged rubber seal in pump head.
  • Presta valve nut not unscrewed.
  • Push pump head firmly onto valve until it seals.
  • Inspect and replace pump head seals if necessary.
  • Ensure Presta valve nut is fully unscrewed before attaching pump.
Pump handle stiff or difficult to operate
  • Lack of lubrication on piston.
  • Dirt or debris inside pump barrel.
  • Apply silicone-based lubricant to the piston shaft.
  • Disassemble (if possible, refer to advanced maintenance guides) and clean the pump barrel.

7. Specifications

  • Model Name: PU1729
  • Part Number: TPKN-2
  • Material: Plastic
  • Dimensions (L x W x H): 10.8 x 2 x 1.3 inches (27.4 x 5.1 x 3.3 cm)
  • Valve Compatibility: Presta, Schrader, Dunlop
  • Maximum Pressure: 90 PSI (6.2 Bar)
  • Weight: 5.5 oz (156 g)
  • Color: Black

8. Warranty Information

The Topeak Peakini II Bicycle Pump is covered by a limited warranty. For specific details regarding warranty terms and conditions, please refer to the official Topeak website or contact Topeak customer support.

9. Customer Support

For further assistance, technical support, or to inquire about replacement parts, please visit the official Topeak website: www.topeak.com.

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