Troubleshooting

Timers
Problem	Cause	Solution
Watering cycle repeats
	Multiple start times set	Check program and turn off all but one start time
	Season adjust is set at more than 100%	Reset Season adjust
Fuses blow regularly
	Faulty valve solenoid	Replace solenoid
	Damaged or shorted wiring	Inspect and repair wire
	Faulty timer	Replace timer
LED display is blank
	No power to timer	Check outlet for power
	Faulty transformer	Replace transformer
	Blown fuse	See above (fuses)
Lawn is not watered
	Timer is off	Turn timer on
	Blown fuse	See above (fuses)
	Damaged timer/ valve wiring	Repair wire
	Faulty transformer, timer or rain sensor device	Replace timer, sensor or transformer
	Damaged wiring at timer or one manifold	Repair wiring
One zone does not function
	Damaged wiring at timer or one manifold	Repair wiring
No water to one or all zones
	Damaged wiring at timer and zone	Repair wire

Valves
Problem	Cause	Solution
No water at sprinkler heads
	Main water supply valve is off	Turn supply valve on
	Faulty valve solenoid	Replace solenoid
	Flow control at valve is closed	Open fully counterclockwise
	Zone valve wires not connected	Connect wires
	Debris in valve, solenoid or metering orifice	Disassemble valve and clean with fresh water
One or more zones won't stop watering
	Faulty valve diaphragm	Replace diaphragm
	Faulty valve	Replace valve
	Damaged or cracked valve body	Replace valve
	Damaged or cracked bonnet	Replace valve
External water leaks at valve
	Damaged or cracked pipe and fittings	Check and replace as needed
	Damaged diaphragm	Replace diaphragm
Water leaks from lowest sprinkler in zone
	Debris between diaphragm and diaphragm seat	Clear debris from valve
	Damaged diaphragm	Replace diaphragm
	Debris in solenoid	Clean solenoid
	Faulty solenoid	Replace solenoid
	Valve manual bleed open	Tighten by hand

Rotors
Problem	Cause	Solution
Water doesn't spray from nozzles
	Internal basket screen plugged with debris	Clean screen
Sprinkler does not rotate
	Not enough water pressure to rotate sprinkler	Split zone in two
	Debris in sprinkler head	Clean debris from sprinkler
	Faulty sprinkler head	Replace sprinkler
Sprinkler rotates in one direction and stops
	Not enough water pressure to rotate sprinkler	Split zone in two
	Faulty sprinkler head	Replace sprinkler
	Missing nozzle	Replace nozzle

Sprinklers
Problem	Cause	Solution
Sprinklers will not pop up
	Not enough water pressure to run the zone	Split the zone in two
	Master or zone valves not completely open	Open counterclockwise
	Flow control on zone valve not fully open	Open flow control
	Debris between sprinkler riser and riser seal	Clear debris
Sprinklers "stick up" after watering
	Damaged riser or riser seal	Replace sprinkler
	Damaged retraction spring	Replace sprinkler
	Radius adjustment screw turned off	Open counterclockwise
	Debris in nozzle	Remove debris
Water doesn't spray from nozzle
	Internal filter clogged	Clean screen
Water flooding from sprinkler
	Missing nozzle	Install nozzle
	Faulty or missing sprinkler head	Replace sprinkler