Johgee Digital Water Timer User Manual

1. Introduction

Thank you for choosing the Johgee Digital Water Timer. This device is designed to automate your irrigation needs, providing precise and independent control over two watering zones. Its user-friendly interface and robust design make it ideal for various applications, from garden beds to lawns and drip irrigation systems.

Figure 1.1: Johgee Digital Water Timer and Packaging

This image shows the Johgee Digital Water Timer alongside its product packaging, highlighting its compact design and clear LCD display.

2. Product Features

• 2 Independently Programmable Outlets: Control two separate watering zones with distinct schedules.
• Automatic and Manual Watering: Set automated schedules or initiate instant watering as needed.
• Smart Irrigation System: Features a rain delay function to conserve water and prevent overwatering.
• Waterproof and Durable: IPX5 waterproof rating and constructed from reinforced ABS material for outdoor resilience.
• Easy to Set Up and Read: High-resolution LCD display for clear visibility and intuitive programming.
• Child Lock Function: Prevents accidental changes to programmed settings.

Figure 2.1: Key Features Overview

This image illustrates the main features of the irrigation computer, including IPX5 waterproof, rain delay, child lock, LCD display, and manual watering capabilities.

3. Setup and Installation

3.1 Battery Installation

The Johgee Water Timer requires 2 AA batteries (not included). Ensure batteries are inserted with correct polarity.

1. Locate the battery compartment on the back of the timer.
2. Open the battery cover.
3. Insert 2 new AA batteries, observing the +/- markings.
4. Close the battery cover securely to ensure water resistance.

Figure 3.1: Battery Compartment

This image shows the open battery compartment, indicating where to insert the two AA batteries.

3.2 Connecting to Faucet

The timer is designed for easy connection to standard outdoor faucets.

1. Ensure your faucet is turned off.
2. Screw the timer's inlet connector onto your outdoor faucet. Hand-tighten only. Do not overtighten.
3. Connect your garden hoses to the two independent outlets (A and B) at the bottom of the timer.
4. Turn on your faucet. The timer is now ready for programming.

Figure 3.2: Quick Installation Diagram

This diagram illustrates the quick installation process for both USA-type (3/4" hose faucet) and EU-type (2/1" hose faucet with 1/2" adapter) connections, showing the 3mm O-ring, 360 rotating connector, and quick connectors.

4. Operating Instructions

4.1 LCD Display Overview

The large LCD display provides all necessary information for programming and monitoring.

Figure 4.1: LCD Display Layout

This image highlights the different sections of the LCD display, including current time, irrigation duration, irrigation frequency, and duration until the next irrigation for both Zone 1 and Zone 2.

4.2 Automatic Watering Mode

Program specific watering schedules for each outlet (A and B) independently.

1. Press the A/B button to select the zone (A or B) you wish to program.
2. Use the +/- buttons to set the Irrigation Duration (from 1 second to 99 minutes).
3. Use the +/- buttons to set the Irrigation Frequency (from 1 hour to 23 hours, or 1 day to 15 days).
4. Set the Start Time for the irrigation cycle.
5. Confirm settings by pressing OK.

Figure 4.2: Independent Zone Programming

This image demonstrates how Zone 1 and Zone 2 can execute two different watering programs simultaneously without interference, showcasing the independent control feature.

4.3 Manual Watering Mode

Initiate watering instantly without affecting your programmed schedules.

1. Press the Manual Watering button (often indicated by a water drop icon).
2. Use the +/- buttons to set the desired manual watering duration (from 1 second to 99 minutes).
3. Press OK to start manual watering.
4. To stop manual watering, press the Manual Watering button again or ESC/OFF.

Figure 4.3: Manual Watering in Progress

This image shows a person using the manual watering function, demonstrating how to activate or deactivate it with a simple button press without interrupting pre-set programs.

4.4 Rain Delay Function

Pause your watering schedule to avoid overwatering during rainy periods.

1. Press the + Delay button.
2. Use the +/- buttons to select the desired delay duration (e.g., 24 hours, 48 hours, 72 hours).
3. Press OK to activate the rain delay. The display will show a rain cloud icon.
4. The timer will resume its programmed schedule after the delay period ends.

Figure 4.4: Rain Delay Mode

This image shows the water timer with the rain delay icon displayed on the screen, indicating that the watering schedule is paused and the next start time has been updated.

4.5 Child Lock

To prevent accidental changes to your settings, activate the child lock.

• Press and hold the OK button for 3 seconds to activate/deactivate the child lock.
• A lock icon will appear on the display when activated.

Figure 4.5: Child Lock Icon

This image displays the child lock icon, which appears on the timer's screen when the function is active.

5. Maintenance

5.1 Cleaning

Regular cleaning helps maintain optimal performance.

• Periodically check the inlet filter for debris. A clogged filter can reduce water flow or cause leaks.
• To clean, unscrew the timer from the faucet, remove the filter, rinse it under running water, and reinsert.
• Wipe the exterior of the timer with a damp cloth. Do not use abrasive cleaners.

5.2 Battery Replacement

Replace batteries when the low battery indicator appears on the LCD. The timer is designed to operate for approximately 6 months on 2 AA batteries.

• Follow the battery installation steps in Section 3.1.
• It is recommended to replace both batteries simultaneously.

5.3 Winter Storage

During freezing temperatures, remove the timer from the faucet and store it indoors to prevent damage from ice expansion.

6. Troubleshooting

7. Specifications

8. Warranty and Support

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