MetryGrow Sprinkler Irrigation Timer User Manual

Introduction

The MetryGrow Sprinkler Irrigation Timer is designed to provide efficient and automated watering for your garden, lawn, and plants. Featuring customizable watering schedules, manual watering options, and a smart rain delay function, this timer ensures optimal hydration while conserving water. Its durable brass inlet and leak-proof design guarantee reliable performance in various outdoor conditions.

Setup

Step 1: Install Batteries

The timer requires two new AAA (1.5V) alkaline batteries (not included). Locate the battery compartment on the back of the device. Insert the batteries according to the polarity indicators (+/-) and securely close the compartment.

Image: Hands inserting two AAA batteries into the back compartment of the water timer.

Step 2: Mount the Watering Timer onto the Faucet

Align the timer's brass inlet with your outdoor faucet. Begin twisting it clockwise until it becomes snug. For a secure and watertight seal, it is recommended to use Teflon tape on the faucet threads before attaching the timer. Ensure the connection is firm to prevent leaks.

Image: A person attaching the MetryGrow water timer to an outdoor faucet, showing the brass inlet connection.

Step 3: Activate the Device

Turn the timer dial to the "ON" position. Press and hold the "MANUAL" button for 3-5 seconds. Press the "ZONE" button twice to select both Zone 1 and Zone 2. When the screen flashes, immediately press the "OK" button to start manual watering. Listen for two clicks, indicating the valves have opened. Turn the dial to "OFF" to close the valves. Repeat this process 3-5 times. Then, open the faucet and repeat the activation steps. If everything looks good, your timer is successfully activated.

Video: A demonstration of installing batteries, mounting the timer, and activating the device, including testing the water flow.

Operating Instructions

Customized Watering Plan

To create a customized watering schedule:

1. Set Time Format: Turn the dial to "SET CLOCK". Use the "+" or "-" button to select between 12H/24H format. Press "OK" to confirm.
2. Set Current Time: Use the "+" or "-" button to set the current exact time (hours then minutes). Use "OK" to switch between hours and minutes. Press and hold "+" or "-" to scroll faster.
3. Set Start Time: Turn the dial to "START TIME". Use "+" or "-" to adjust the start watering time. Use "ZONE" button to switch between watering zones.
4. Set Irrigation Duration: Turn the dial to "HOW LONG". Use "+" or "-" to adjust the watering duration (1 minute to 3 hours 59 minutes). Setting duration to "00:00" will disable a specific zone.
5. Set Irrigation Frequency: Turn the dial to "HOW OFTEN". Use "+" or "-" to set the desired interval (every 1 hour - 12 hours, or every 1-7 days).

Once all settings are complete, turn the dial to "ON". Your timer will now begin working as scheduled. Enjoy automated irrigation!

Image: The timer display showing options for flexible watering schedules, including hourly and daily intervals.

Manual Watering Mode

To access manual watering mode without affecting preset schedules:

1. Keep the dial at "ON".
2. Press and hold the "MANUAL" button for 3-5 seconds.
3. Use the "ZONE" button to select the desired zone (Zone 1, Zone 2, or Both Zones).
4. Use "+" or "-" button to adjust the duration (1 minute to 8 hours).
5. Press the "OK" button to begin manual watering.

This feature provides convenient control for tasks like deep soaking, car washing, or garden maintenance without disrupting your automated plan.

Image: A person using the manual watering function to water a dog, demonstrating the timer's adaptability.

Rain Delay Function

The Rain Delay function helps conserve water and prevent overwatering during rainy periods:

1. Press and hold the "DELAY" button for 3-5 seconds to enter Rain Delay mode.
2. Use the "+" or "-" button to adjust the delay duration (24h, 48h, or 72h).
3. Press "OK" to confirm the rain delay.

The timer will temporarily suspend automatic watering during the set delay period and automatically resume the programmed schedule afterward.

Image: The timer display indicating the rain delay function is active, with rain cloud icons.

Maintenance

• Battery Replacement: The LED battery indicator will alert you when it's time for a replacement. Ensure to replace batteries promptly to maintain continuous operation.
• Leak Prevention: Regularly check all connections for any leaks. The 360° leak-proof sealing and pure brass inlets are designed to prevent drips, but periodic inspection is recommended.
• Cleaning: The timer features a self-cleaning valve to prevent clogging. For external cleaning, wipe the device with a soft, damp cloth. Avoid using harsh chemicals.
• Winterization: During freezing temperatures, disconnect the timer from the faucet and store it indoors to prevent damage from ice expansion.

Troubleshooting

• No Water Flow:
  • Ensure the faucet is fully open.
  • Check battery level; replace if low.
  • Verify that the watering duration is not set to "00:00" for the active zone.
  • Check for any clogs in the hose or timer inlet filter.
• Timer Not Activating:
  • Confirm batteries are correctly installed and have sufficient charge.
  • Ensure the dial is set to "ON" after programming.
  • Check if Rain Delay is active.
• Leaks at Connection Points:
  • Tighten connections firmly.
  • Ensure rubber washers are properly seated and not damaged. Use Teflon tape if necessary.

Specifications

Warranty & Support

MetryGrow is committed to providing high-quality products and excellent customer service. For any inquiries, technical assistance, or warranty claims, please contact our 24/7 Customer Support team. Refer to your product packaging or the official MetryGrow website for specific contact details.