Rain Bird WTA-1875 User manual

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WTA-1875
ELECTRONIC WATER TIMER
Owner’s Manual
Please read this Owner’s Manual completely
before installing timer.
FIGURE 1: CONTROL PANEL
Clock Ring indicates
start time, sets current
time.
Duration Ring sets
length of watering
time.
Activates manual
mode.
Sets cycle period.
Use to check
internal clock.
Indicates low
batteries or
improper dial setting.
START TIME RUN TIME
LOW BATT./ SET CLOCK
WTA-1875WTA-1875
1ST DAY
1ST DAY
RESET
CHKCLK
8 hrs
12 hrs
24 hrs
2 Days
3 Days
7 Days
BBIRDIRD®RRAINAIN

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Black outer "Clock Ring" is marked for a 24-hour day. It indicates watering start time
and will set current time when batteries are installed.
White inner dial, "Duration Ring" can set watering times from 30 seconds up to two
hours.
White "Cycle Dial" is used to set the cycle period from every 8 hours up to 7 days. It
also sets first day watering cycles.
STEP 1: BATTERY INSTALLATION AND CLOCK SETTING
Remove battery compartment and install two (2) "AA" alkaline batteries (not included)
in the battery cartridge holder. Match markings (+/-). Insert battery holder into water
timer.
Internal time clock resets to the hour on Clock Ring when batteries are removed and
reinstalled.
NOTE: To prevent corrosion, remove batteries when timer is not in use for long time pe-
riods. Reset clock and programs when batteries ore removed for longer than one (1)
minute.
STEP 2: INTERNAL CLOCK SETTING
Set 24-hour CLOCK RING to the current hour before reinstalling battery compartment.
After batteries are installed, LOW BATT./SET CLOCK indicator lights up for 10 sec-
onds. Internal clock is set to the time on the Clock Ring when the LOW BATT./SET
CLOCK light goes out.
FIGURE 2: CONTROL PANEL DIALS

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STEP 3: SETTING AND CHANGING PROGRAMS
Turn CLOCK RING to desired starting time. Turn DURATION RING to desired length
of watering time (duration). Turn CYCLE DIAL to desired cycle period for watering.
To change the program, reset the rings and dials.
CYCLE OPTIONS
MANUAL WATERING
Unit waters continuously when Duration Ring is in ON position. Unit will not water
when Duration Ring is OFF. Timer responds approximately two seconds after Duration
Ring is set to On or OFF position.
MANUAL/1ST DAY BUTTON sets timer for manual watering or the first day in a cycle
watering period.
To water one time only, turn DURATION RUNG to desired duration. Press MANUAL/
1ST DAY.
To set the first day for cycle watering, turn CYCLE DIAL to 1ST DAY RESET. Press
MANUAL/1ST DAY button once to set the first day of watering to today; twice for to-
morrow; three times for the day after tomorrow. Turn CYCLE DIAL to cycle period (8
hours up to 7 days).
LED blinks when pressed. Maximum 1st Day reset is three days.
1st day reset Refer to "Manual Watering"
Chkclk Refer to "Check Clock Function"
8 hrs. Every 8 hours
12 hrs. Every 12 hours
24 hrs. Every day
2 Days Every other day
3 Days Every third day
7 Days Once a week

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TO CHECK CLOCK FUNCTION
Turn CYCLE RING to CHKCLK. Turn CLOCK RING to the current hour. If internal clock
matches the current hour, the LOW BATT./SET CLOCK light flashes.
LOW BATTERY DETECTION
Flashing LOW BATT./SET CLOCK light means:
1. Low batteries. Light flashes until batteries are completely used or replaced.
Or...
2. Light flashes faster if dials are improperly set.
Rain Bird Sales, Inc.
Customer Support Center
6640 S. Bonney Ave.
Tucson, AZ 85706
1-800-RAIN-BIRD
[phone] FAX
BBIRDIRD®RRAINAIN