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User’s Guide Automatic Sprinkler System Timer ECx Features: • Expandable Up To 8 Zones With Plug-In Modules • 3 Watering Programs With: AUTO / ON - Calendar and Interval Days RAIN SET TIME / DAY DELAY - 1 Min. to 4 Hrs. Zone Run Time...
Installation Table of Contents Mounting The Timer.........22 ECx Introduction and Set Up Connecting The Valves........23 Connecting A Pump Start Relay ......24 Timer Components .........2-5 Connecting The Transformer......24 Sprinkler System Basics ........6 Connecting A Toro Rain Switch.......25 Watering Program Basics ........7 Watering Program Details ......8-9...
ECx Introduction and Set Up Timer Components PGM A B C AUTO / ON SU MO TU WE TH FR SA RAIN SET TIME / DAY DELAY MANUAL NEXT START WATERING DAYS SEASON PROGRAM ADJUST START SET ZONE TIMES PROGRAMS...
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Timer Components 2 - Control Buttons The following are brief descriptions of the ECx compo- nents and display elements. Each of these items will be button – Increases the time display, scrolls for- explained in further detail within the appropriate pro-...
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14 - Plug-In Zone Control Module – Each control mod- 6 - Sensor Bypass Switch – Controls input from the ule has snap-in connectors for two zone control optional Toro Rain Switch (if installed). See page 25 valve power wires. Up to four modules can be for details.
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Timer Components AUTO / ON RAIN SET TIME / DAY DELAY MANUAL NEXT START WATERING DAYS SEASON PROGRAM START ADJUST SET ZONE TIMES PROGRAMS RUN TIMES SENSOR FUSE 9V Battery NiCad DELAY 24HR SENSOR 24 VAC MV / PUMP COM...
The next section of this guide is very important. It Valve 1 - Zone 1 - Parkway Lawn - Fixed Spray explains what a program is and how the ECx controls the operation of the sprinkler system. Valve 2 - Zone 2 - Front Lawn - Fixed Spray...
Because of variations in plant watering needs, the ECx meets your needs. The other programs can remain provides three separate programs. The programs, called turned off until you need to use them.
Selecting Watering Days day Interval and today is Sunday, you may choose to start the Interval today, Monday or Tuesday. The ECx provides three options for scheduling watering This illustration shows how days: Calendar, Interval and Off. PGM A B C...
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For example, when growing zones to different programs. a new lawn. The ECx enables each program to have up All zones assigned to the program are shown on the to four separate start times per day.
ECx after it is installed. behind the timer. A watering schedule form is provided on page 12 for you Refer to the example form shown on the opposite page to fill out.
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(Example) Watering Schedule Form PROGRAM A PROGRAM B PROGRAM C SU MO TU WE TH FR SA SU MO TU WE TH FR SA SU MO TU WE TH FR SA CALENDAR WATERING DAY SCHEDULE INTERVAL ZONE LOCATION ZONE RUN TIME ZONE RUN TIME ZONE RUN TIME Parkway Lawn...
Watering Schedule Form PROGRAM A PROGRAM B PROGRAM C SU MO TU WE TH FR SA SU MO TU WE TH FR SA SU MO TU WE TH FR SA CALENDAR WATERING DAY SCHEDULE INTERVAL ZONE LOCATION ZONE RUN TIME ZONE RUN TIME ZONE RUN TIME TOTAL ZONE RUN TIME...
2. Insert the battery into the timer housing as shown in before installation. Installing its 9-volt battery brings the Figure 1. ECx to life, so you can program your new timer while in the comfort of your home. 3. Slide the battery switch (7) to the left for Alkaline or right to activate the NiCd battery charging circuit.
The ECx has a permanent watering schedule within its memory to assist you in two ways. First, it will restore The ECx is set to display time in the 12-hour clock mode. watering operation in case your watering program is lost...
Resetting The Timer Memory The ECx program memory can be reset to the perma- Figure 3 nent program values or cleared completely at any time without removing power. Resetting the permanent program erases all user input and replaces it with the permanent program values.
Programmimg The Timer Setting The Current Time and Day Turn the control dial to the position. SET TIME The hour digits will begin flashing. To set the current hour (and ), press the +/ button to scroll forward or the –/ button to scroll backward.
Setting The Watering Day Schedule For each program, you can select Calendar, Interval or Off. To set a Calendar schedule, continue here. To set PGM A an Interval schedule see page 18. To turn Off a program see page 19. SU MO TU WE TH FR SA AUTO / ON RAIN...
Setting An Interval Schedule Turn the control dial to the SET WATERING DAYS position. PGM A Check the switch setting. If necessary, PROGRAMS reposition the switch to select the desired program. The current watering schedule will be displayed: AUTO / ON CAL for Calendar, Int for Interval or OFF.
Turning Off A Program Note: Selecting the Off setting does not alter or erase the Calendar or Interval schedule of the program, it sim- ply places the program on hold until the Calendar or Interval schedule is reselected. Turn the control dial to the SET WATERING DAYS AUTO / ON position.
Setting Program Start Times Turn the control dial to the SET PROGRAM START position. TIMES PGM A Check the switch setting. If necessary, PROGRAMS reposition the switch to select the desired program. 3 5 7 Program start time number 1 will begin flashing. The AUTO / ON RAIN SET TIME / DAY...
Setting Zone Run Times Turn the control dial to the SET ZONE RUN TIMES position. PGM A Check the switch setting. If necessary, PROGRAMS 2 3 4 5 6 reposition the switch to select the desired program. Zone number 1 will be flashing and its current run AUTO / ON RAIN SET TIME / DAY...
Installation Note: The ECx timer is not weather resistant and must be installed indoors or in a protected area. For outdoor installation, an optional weather-resistant out- door cabinet (model # 53335) is available. Mounting The Timer 1. Select a location for the timer within 4' (1.2m) of an electrical outlet to enable the transformer wires to easily reach.
1/2" (13mm) from all cable wires. minals (14). Connect the master valve wire (if applica- Note: The ECx has snap-in wire terminals. To attach ble) to the terminal labeled PUMP/MV (10). wires, simply raise the lever, insert the stripped wire, Note: Connecting a master valve (or pump relay) is and press the lever down to secure.
Connecting A Pump Start Relay Connecting The Transformer (Optional) Caution: Do not plug the transformer into an elec- trical outlet until all of the wiring procedures have Caution: To prevent timer damage, ensure the been completed. relay current draw does not exceed 0.35 Amps. Do not connect the timer directly to the pump starter.
Connecting A Toro Rain Switch (Optional) The Toro Rain Switch (model # 53221) is a remote rain SENSOR FUSE sensing device which can be connected directly to your 9V Battery ECx to automatically interrupt watering during rain. NiCad DELAY 24HR...
Automatic PROGRAMS Mode. In the Automatic mode, the ECx keeps track of the cur- rent time, day of the week and the automatic watering program schedule. Automatic operation will occur when- ever a programmed watering day and start time match...
Manual Operation Manual control operations enable the automatic watering Flashing programs to be started at any time. During operation PGM A B temporary changes can be made to increase or Flashing decrease zone run time, step through the watering zone 2 3 4 sequence and pause or stop watering.
To Cancel Watering Watering Control Features Press the +/ and –/ buttons at the same time - The following watering control features enable you to fur- two times. ther control the watering program during operation. • All watering operations will be canceled and the timer All watering control features apply to watering programs will return to the automatic mode.
Turning Off The ECx When the control dial is turned to the position, the Flashing timer immediately shuts off any watering operation cur- rently in progress. Leaving the control dial in the position will prevent all automatic and manual watering PGM A operations.
With any adjustment above 100%, the Turn the control dial to the position. ECx will first increase the run time by the adjustment SEASON ADJUST The season adjust display will be shown and 100% percentage, then split the time in half and run the water- will be flashing.
Adding A Zone Module Service and Specifications 1. Turn the control dial to the position. 2. Remove the lower front cover from the timer housing by sliding it downward. Replacing The Fuse A 0.75 Amp fuse protects the timer from damage due to FUSE power surges and excessive current draw through the NiCad...
If you are having a problem with the timer, check the following symptoms, possible causes and remedies. If the problem cannot be resolved or you would like assistance with any Toro irrigation product, call our toll-free Toro Help Line, 1-800-367-8676 Monday through Friday, 7:30 –...
0.35 Amps @ 24 VAC @ 140° F Toro is not liable for failure of products not manufactured by Toro even Maximum Load For Pump/Master Valve: though such products may be sold or used in conjunction with Toro prod- ucts.