HiSazo 4-Zone Digital Water Timer

MODEL NO: ITV405 ITEM NO: HO-WT-4Z

Please keep this manual properly for reference. For any usage issues, please feel free to contact support@inkbird.com.

What's in the Box

Overview

Diagram showing the HiSazo water timer. Key components labeled are: LCD SCREEN, WATER INLET, SETTING DIAL, ZONE BUTTON, WATER OUTLETS, OK/MANUAL BUTTON, +/DELAY BUTTON, and - BUTTON.

Important! Please Read!

Button Function Introduction

Dial Functions

Dial PositionFunction
ONRun the timer as scheduled
OFFTurn off the timer
SET CLOCKSet current time
START TIMESet the time to start watering
HOW LONGSet the duration of watering plan
HOW OFTENSet the frequency of watering plan

Button Functions

ButtonFunction
OK/MANUAL BUTTONConfirm settings or water manually
+/DEALY BUTTONAdjust settings or set delay watering
- BUTTONAdjust settings
ZONE BUTTONSwitch watering zone when setup

Specification

Installation

Follow these steps for installation:

  1. Screw the mounting bracket on the back of the water timer.
  2. Use the screw to install the brace onto the mounting bracket through the hole.
  3. Install the timer on the tap and mark a proper position before installing the brace.
  4. Drill a hole for screwing.
  5. Attach the brace with the screw.

Final Check

Once you have completed all the necessary settings and installations, perform this final check to prepare the valve for use:

  1. After screwing the timer onto the faucet, keep the tap closed and turn the dial to the ON position.
  2. Hold the "-" button for at least 2 seconds for self-inspection. This will cause all four outlets to open simultaneously to check each valve.
  3. Open the faucet and wait until water flows out from all four outlets.
  4. Once water flows from all four outlets, turn the dial to the OFF position to close all outlets and stop self-inspection, or it will auto-off in 2 minutes.
  5. The timer is now ready for use! Remember to turn the dial back to the ON position to activate your auto irrigation system!

Programming the Timer

STEP 1: SET CLOCK

Diagram shows the timer's LCD displaying time and the setting dial.

  1. Turn the dial to SET CLOCK.
  2. Use + and - buttons to set the hours, then press OK to confirm and set minutes. Hold buttons for 3 seconds to quickly adjust.
  3. Press OK to make a final confirmation after setting minutes; everything will stop blinking. At this time, ONLY press + and - buttons to set up time again.
  4. At any time during clock setup, press and hold the OK button to switch between 12H/24H time format.
  5. After finishing setup, turn the dial to START TIME.

STEP 2: START TIME

Diagram shows the timer's LCD displaying zone and start time, and the setting dial.

  1. Turn the dial to START TIME.
  2. Use + and – buttons to set the hour of the watering start time, then press OK to confirm and set minutes. Hold buttons for 3 seconds to quickly adjust.
  3. Press OK to make a final confirmation after setting minutes; everything will stop blinking. At this time, ONLY press + and - buttons to set up time again.
  4. During setting, press the ZONE button to switch the zone of setting.
  5. After finishing setup, turn the dial to HOW LONG.

STEP 3: HOW LONG

Diagram shows the timer's LCD displaying zone and watering duration, and the setting dial.

  1. Turn the dial to HOW LONG.
  2. Use + and – buttons to set the hour of the watering duration, then press OK to confirm and set minutes. Hold buttons for 3 seconds to quickly adjust.
  3. Press OK to make a final confirmation after setting minutes; everything will stop blinking. At this time, ONLY press + and - buttons to set up time again.
  4. The maximum watering duration can be set is 3 hours and 59 minutes. When set to 0 hour and 0 minute, the plan will not run.
  5. During setting, press the ZONE button to switch the zone of setting.
  6. After finishing setup, turn the dial to HOW OFTEN.

STEP 4: HOW OFTEN

Diagram shows the timer's LCD displaying zone and watering frequency, and the setting dial.

  1. Turn the dial to HOW OFTEN.
  2. Use + and – buttons to set watering frequency, then press OK to confirm and set minutes.
  3. Press OK to make a final confirmation; everything will stop blinking. At this time, ONLY press + and - buttons to resume set up.
  4. The frequency options are every 8 hours, 12 hours, and 1 to 7 days.
  5. During setting, press the ZONE button to switch the zone of setting.
  6. After finishing setup, turn the dial to ON to run the watering schedules.

STEP 5: AUTOMATIC WATERING

Diagram shows the timer's LCD displaying current time and next watering time, and the setting dial set to ON.

  1. Turn dial to ON.
  2. The LCD screen will display the current time and the next time to start watering.

CONGRATULATIONS! Your timer has now been programmed successfully. It will start watering automatically based on the programmed start time, duration, and frequency. You can keep the faucet turned on and trust the timer to do the watering!

Manual Watering

Manual Watering Mode

Diagram shows the timer's LCD displaying zone selection and the setting dial.

Manual Watering allows you to manually water without interrupting your set watering schedule. To access this feature, follow the steps below:

  1. When the dial stays in ON, press and hold the OK button for 3 seconds to enter manual watering mode.
  2. First, set the zone preferred for manual watering. Zone 1 will start blinking. Short press the ZONE button to switch zone options and use the OK button to select.
  3. After selecting zones, hold the ZONE button to confirm and go to manual water duration setup.
  4. The minute display will blink. Use + and – buttons to set time. Hold buttons for 3 seconds to quickly adjust. The default manual watering time is 10 minutes. Manual watering duration can be set from 0-6 hours.
  5. Press the OK button to start manual watering at once, or leave it without any operation for 5 seconds to automatically start.
  6. When manual watering, hold the OK button again to stop, or turn the dial to OFF to stop.

Note:

Rain Delay

Delay Mode

Diagram shows the timer's LCD displaying delay time and the setting dial.

When the dial stays in ON, press and hold the + button for 3 seconds to enter the delay mode setting. Press + and - buttons to set the delay time for 0, 24, 48, or 72 hours, and press the OK button to confirm. Select 0H to cancel the delay mode. If there is no action within 5 seconds, the delay mode will be cancelled as well. During the delay mode, hold the + button to cancel the delay.

Note:

More Functions

Off Mode

Diagram shows the timer's LCD displaying "OFF".

  1. If you wish to stop all watering plans for an extended period, turn the dial to "OFF". Your settings are saved.
  2. The timer will not water automatically while in OFF mode. The screen will display the word OFF in large letters.
  3. To start watering automatically again, turn the dial back to "ON" to resume your programmed watering schedule.

Battery Status

Battery Status will be displayed as follows:

[Battery Symbol] Low Power

Note: When the low battery indicator appears on the display, the valve will close automatically to avoid leakage. Please replace the battery in time to avoid interrupting normal operation.

Trouble Shooting

ProblemPossible FactorsSolution may help
Condensation on the screenAir condenses inside the screen due to the difference in temperature between inside and outside.The fog will disappear as the temperature rises, or leave it stand for a period of time.
Low water pressure
  • Filter blockage.
  • Inlet pressure is not sufficient to support watering needs.
  • Check if the filter is clogged; if so, clean or replace the filter.
  • Make sure the timer is installed properly and not cross-threaded.
  • Install a booster pump or other booster pressurizing equipment.
Timer does not water or has low water flow
  • Batteries are low.
  • The dial does not turn to ON.
  • The faucet is not turned on.
  • Replace with brand new alkaline batteries.
  • Turn the knob of the dial to the ON position.
  • Turn on the tap.
Timer is leaking
  • Filter washer lost or damaged.
  • Check if the filter washer is in place.
  • Check if the filter washer is clean and undamaged.
  • Faucet connection is hand tight.

Warnings

Warranty

HiSazo provides a 1-year warranty against manufacturing defects in materials and workmanship from the date of purchase. During the warranty period, HiSazo will replace, free of charge, any product found to be defective under reasonable use and service, as determined solely by HiSazo. To place a warranty request, please email your order ID to us, and we'll respond within 24 hours.

Customer Service

If the user manual does not contain the information you are looking for, or if you need some help, please prepare the order number of your device and contact the store before returning the product.

Manufacturer Information

INKBIRD TECH.C.L.

Email: support@inkbird.com

Factory address: 6th Floor, Building 713, Pengji Liantang Industrial Area, NO.2 Pengxing Road, Luohu District, Shenzhen, China

Office address: Room 1803, Guowei Building, NO.68 Guowei Road, Xianhu Community, Liantang, Luohu District, Shenzhen, China

[FC Logo] [CE Logo] Made in China [WEEE Symbol] [Battery Symbol] AA batteries (Not included) [Recycling Symbol]

French text regarding recycling: BARQUETTE + ÉTUI, BAC DE TRI. Cet appareil et sa batterie se recyclent. À DÉPOSER EN MAGASIN OU À DÉPOSER EN DÉCHÈTERIE. Points de collecte sur www.quefairedemesdechets.fr. Privilégiez la réparation ou le don de votre appareil !

Models: ITV4054 4 Zone Digital Water Timer, ITV4054, 4 Zone Digital Water Timer, Digital Water Timer, Water Timer

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