WT-018 Instruction Manual

Single Rotary Knob MechanicalWater Timer



1.Open the battery compartment with screwdriver and must insert Fresh 2pcsAA alkaline batteries. Replace them at the beginning of each watering season.Then, put the battery compartment back & tighten it with screwdriver on the unit.

2.Hold the unit steady. Screw the collar onto the faucet/tap until it is tight, then tighten the locking collar. Turn on the faucet/tap. Don not use a wrench or pliers.


Please see the figure B. and follow the 6 steps to set up your timer.

  1. Once install the battery seat onto water timer, the Green and Red LED light start to flash 4 seconds. Then, turn off the valve automatically and the Red light flash one time.
  2. Revolve the knob to RESET position, press OK button. The Red light start flash for 30seconds to wait for current TIME set up.


  1. Set upcurrentTIME with revolvethe knob with the arrow indicates on white from 1~24 (24hours),press TIME button (the green light flash once, it means ok).
  2. Set up the START TIMEwith revolvethe knob with the arrow indicates on white from 1~24 (24hours), press START button (the green light flash once, it means ok).
  3. Set up the RUN TIMEwith the arrow indicates onorange area from 1 ~ 180 minutes, then press the OK button(the green light flash once, it means ok).
  4. Set up theFREQUENCYwith the arrow indicates onyellow area from 6 / 8 / 12 / 24hours, 2 / 3 / 7 days, then press the OK button (the green light flash once, it means ok).

Now, the water timer will be activated automatically from the START TIME, RUN TIME, FREQUENCYas you set.

Attention 1: To reconfirm the set programming already input: Please press TIME button once, the Green light remains on 5 seconds, it means ProgramON.

Attention 2: Please make a note on your notebook of the set START TIME, RUN TIME & FREQUENCY. In case you’ve forget the set up, please reset them with above 6 steps.

Manual ON/OFF Function :

At any time you can use the manual ON/OFF function. While you revolve the knob to ON position, press OK button once. The valve will open continuously max. 30 minutes and turn off automaticallyin case not turn OFF. You can revolve the knob to OFF position and press OK button, the valve will turn off immediately.


  1. Every morning at 6:00 and afternoon at 6:00 for watering 20 minutes :

The first day at 6:00AM or 6:00PM,revolve the knob with arrow indicate to RUN TIME to be20 and FREQUENCY to be 12, it will start to water 20 minutes immediately.

Later on, repeat watering for20 minutes for every 12 hours later.


B.Every morning at 9:00 for watering 45 minutes, but now is at 6:00 :

1st revolve the knob with arrow indicate to 6, press Time button. 2nd revolve the knob with arrow indicate to 9(START TIME), then press START button.

3rd revolve the knob with arrow indicate to RUN TIME 45 minutes, then press

OK button. The frequency to be 24(hrs), press OK button.

It will be starting to water at 9:00 for 45 minutes automatically and repeat watering for 45 minutes for every 24 hours later.



1. If the water does not come out, please check the following.

a. The faucet / tap should be turned ON.

b. Make sure your battery is in good condition.

c. If the timer still doesn’t work, please contact the store where you bought from.

2. If you do not see any flash of red light when you appoint to RESET with press OK button,check the battery and make sure they are installed correctly.


  1. Min. operation pressure : 0 bar (0PSI)

Max. operation pressure : 8 bar (120PSI)

  1. Max. water temperature : 60°C (140°F)


While the Red light remains on continuously, the valve will be shut off & locked automatically. Please turn off the faucet/tap & release the screw of battery compartment, replace 2pcs Fresh AA alkaline batteries. Then tighten the battery compartment with main unit.


1. Always replace the Fresh alkaline batteriesat the beginning of each watering


2.DO NOT use chemicals and liquid for human consumption

3. The used water temperature should not exceed 60℃

4. DO NOT leave the instrument exposed to low temperatures (snowing days)under 0 degrees C