Valves continue to turn on and off when they are not
programmed to:
1. More than one start time is programmed with overlapping
schedules.
2. Excessive pressure.
fuse blows repeatedly:
1. Short in wiring or solenoids.
Other Quality Products and Accessories
Automatic rain Shut-Off
For automatic rain shut-off, contact your Orbit
®
dealer to purchase an Orbit
®
automatic rain shut-
off switch. The rain shut-off easily connects to the
Timer and prevents over-watering during rainy
periods.
Weather resistant timer box
Allows outdoor installation of most brands of indoor
mount timers, UL listed.
Automatic Valves
Durable, non-corrosive plastic construction,
automatic valves are available in anti-siphon or
straight valves, with safe, low voltage.
Automatic Converters
Durable non-corrosive plastic construction, converts
most brands of plastic or brass valves to automatic.
Grease Caps
Protects low voltage wires from corrosion or shorts.
Questions?
Please call toll-free
1-800-488-6156
Orbit
®
Irrigation Products Inc.
845 North Overland Rd. • North Salt Lake, Utah 84054
www.orbitonline.com
15
Connecting the transformer
• With the cover off, find the two terminal holes labeled “24vac.”
Make sure the transformer is not plugged in. Insert one of the
two power leads from the transformer into each terminal.
• Plug in transformer [See Figure 21].
figure 21: Connecting transformer
WARNING: DO NOT LINK TWO OR MORE TIMERS TOGETHER WITH
ONE TRANSFORMER.
• Slide the cover back on until it snaps.
trOUbLE SHOOtInG
Problem/Possible Causes
One or more valves do not turn on:
1. Faulty solenoid.
2. Wire broken or not connected.
3. Flow control stem screwed down, shutting valve off.
4. Programming is incorrect.
Stations turn on when they are not supposed to:
1. Water pressure is too high.
2. More than one start time is programmed.
One station is stuck on and will not shut off:
1. Faulty valve.
2. Particles of dirt or debris stuck in valve.
3. Valve diaphragm faulty.
All valves do not turn on:
1. Transformer defective or not connected.
2. Programming is incorrect.
3. The fuse is blown.
timer will not power up:
1. The fuse is blown.
2. Transformer not plugged into an operational AC outlet.
14
EnGLISH
