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Richdel 446PRi User Manual

Richdel 446PRi
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Richdel
446PRi HYBRID
IRRIGATION CONTROLLER
INSTALLATION AND OPERATING GUIDE
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Richdel 446PRi Specifications

General IconGeneral
MountingIndoor
Voltage24 VAC
Programs4
Watering Start Times4 per program
Cycle and SoakYes
Rain DelayYes
Backup Battery9V
DisplayLCD
EnclosurePlastic
TypeIrrigation Controller

Summary

Installing Your New Timer

Select the Location

Choose an indoor location near a 120-volt outlet, avoiding extreme temperatures.

Mount the Timer

Securely mount the timer using screws, potentially with wall anchors for masonry.

Wire the Valves

Connect valve wires underground, using appropriate gauge wire and ensuring common connections.

Connect Valve Wires to Timer

Attach valve wires to the correct terminal screws on the timer, noting terminal designations.

Connect the Transformer

Connect the timer's power leads to the plug-in transformer and plug it into a wall outlet.

Connect the Battery

Connect a 9-volt battery for program memory backup during power failures.

Programming Your New Timer

Set the Clock to the Current Time

Adjust the timer's internal clock to reflect the correct current hour and minute.

Select the Right Program

Choose between programs A, B, or AB for watering individual yard areas separately.

Set Times of Day for Watering

Program the specific start times for each watering cycle using the START keys.

Set Watering Duration Per Zone

Configure the run time for each zone, from 2 to 99 minutes, using the ZONE-MINUTES switches.

Set Watering Days

Determine the watering schedule by selecting days (every day, every 2nd, 3rd, 4th, or OFF).

Special Functions

Manual Watering

Manually water a single zone at a time by setting the program switch to "MAN".

Semi-Automatic Watering

Start a watering cycle for all non-OFF zones automatically by pressing the PAUSE/SEMI-AUTO key.

Interrupting the Watering Cycle

Temporarily pause an active watering cycle or resume it using the PAUSE key.

Turning Off the System

Prevent automatic watering by setting the DAY A and B switches to "OFF".

Electronic Circuit Breaker

The timer automatically shuts off shorted valves/zones, indicated by flashing display.

Trouble-Shooting Guide