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How to Pair a Replacement Key Fob to a KTI KWR Wireless Controller

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Quick Answer

Press and hold the Pair/Reset button on the KWR receiver for 3 seconds, release it, then press either Up or Down on the new fob once. Wait 2 seconds. Done. One receiver holds up to 4 fobs. Previously paired fobs stay active when you add a new one.

What You'll Need

A replacement KTI key fob matching your KWR model (KWR-005 fobs are 2-button; KWR-006/007 fobs are 4-button β€” they are not interchangeable), physical access to the KWR receiver to press the Pair/Reset button, and a charged fob battery (CR2032 for most models).

Pairing a New Fob β€” Step by Step

  1. Power On the Receiver

    Flip the Power On/Off switch to ON. Indicator light should blink green. If solid red or off, resolve the power issue first.

  2. Locate the Pair/Reset Button

    Small recessed button on the front face of the KWR unit, next to the antenna ports. You may need a pen or small screwdriver to press it. Do not confuse it with the Power On/Off switch on the side.

  3. Hold for 3 Seconds, Then Release

    Press and hold the Pair/Reset button for exactly 3 seconds. The indicator light will shift to a quick-pace blink β€” this is pairing mode. You have about 30 seconds to complete the next step.

  4. Press Up or Down on the New Fob Once

    Make sure the fob's ON/OFF switch is ON. Press either Up or Down once β€” do not hold it.

  5. Wait 2 Seconds and Test

    The indicator light returns to normal slow blink. Test by pressing Up β€” the pump should activate. If not, confirm the pump itself works via the wired pendant, then repeat the pairing procedure.

Clearing Receiver Memory

Hold Duration What Gets Cleared When to Use
10 seconds All paired key fobs only Lost fob, new owner, or hit the 4-fob limit
25 seconds All key fobs AND all Bluetooth devices Selling the trailer or phone won't re-connect
After a 25-Second Reset β€” Phone Users

Your phone will still show the KWR in Bluetooth history but will fail to connect. You must go into phone Settings β†’ Bluetooth β†’ find the KWR device β†’ "Forget This Device" (iOS) or "Unpair" (Android) before re-pairing via the BluetoothKTI app.

Pairing via BluetoothKTI App

  1. Download BluetoothKTI

    iOS App Store or Google Play. Grant Bluetooth, Location, and Camera permissions β€” all three are required for pairing.

  2. Tap "Pair New Device" and Scan the QR Code

    QR code is on the KWR unit itself, on the back of the key fob, or on the original box.

  3. Enter Passcode 123456

    This is the universal KTI Bluetooth passcode.

  4. Understand Phone/Fob Switching

    Only one device controls the pump at a time. To switch from phone to fob: close the app completely. To switch from fob to phone: wait 5 seconds after the last fob button press, then open the app.

Frequently Asked Questions

I followed the steps but the fob won't pair. What's wrong?
Most common cause: dead fob battery or fob's own ON/OFF switch in the OFF position. Check both before repeating. Also confirm the indicator light actually entered quick-blink mode when you pressed for 3 seconds.
The fob pairs but the pump doesn't run. Is the fob bad?
If the receiver clicks when you press the fob button, the fob and receiver are communicating correctly β€” the issue is in the wiring between receiver and pump. Check the Port B quick-disconnect seating.
Can I use a KWR-005 fob on a KWR-008 receiver?
No. The button layout and signal encoding differ between models. Only use the fob model that matches your receiver β€” the model number is on a label on the receiver.