GE Plug-In Digital Timer 15042 User Manual
Digital timer
 
Digital Timer
Install Set Up:
1.	 If	the	time	screen	is	completely	blank	it	will	need	to	be	plugged	into	an	outlet	before	
programming	can	begin.	If	the	screen	is	displaying	numbers,	it	can	be	programmed	
and	plugged	into	the	wall	afterwards.
2. Before programming, all settings should be reset. The reset button is located just
below	the	“HOUR”	button	and	is	identified	by	”RESET”.	Use	a	paper	clip	or	ball	point	
pen	to	push	the	”RESET”	button.	Once	pushed	the	screen	will	show	the	display	below	
on	the	screen.	See	
Diagram A
Diagram A
After few seconds
Current Time Setting:
1.	 Keep	the	“CLOCK”	button	pressed	during	the	entire	setting	operation.
2.	 Press	the	“HOUR”	button	to	set	the	hours.
3.	 Press	the	“MIN”	button	to	set	the	minutes.
4.	 Press	the	“DAY”	button	to	select	the	correct	day	of	the	week.
5.	 Release	the	“CLOCK”	button.	The	time	will	now	be	set!
Programming the On/Off Times:
1.	 Press	the	“SET”	button	once.	
Diagram B should appear.
2. 1 ON --:-- Should be the first setting.
There are a total of 20 On/Off settings.
Diagram B
	
						Diagram	B	
Diagram C
	
	
	
 
3.	 Press	the	“HOUR”	and	MIN”	buttons	to	set	the	ON	time.
4.	 Press	the	“DAY”	button	to	select	the	day(s)	that	this	setting	is	relevant.
5.	 Press	the	“SET”	button	to	save	and	proceed	to	the	1	OFF	--:--	screen.	
Diagram C
6. Repeat steps 1 through 5 to set ON/OFF times. Pressing the “SET” button again will
take you through the other 19 ON/OFF settings.
*Timer	must	be	in	the	“Auto	On”	or	“Auto	Off”	mode	to	work.	See	“Switching	Mode	
Indication”	section.
 Multiple Weekday Switching Groups:
Apart	from	individual	week	days,	pressing	the	
“DAY” button also selects multiple day
combinations	such	as:
•	Monday	thru	Friday	 	
• Tuesday & Thursday & Saturday
• Saturday & Sunday
• Monday thru Wednesday
• Monday thru Saturday
• Thursday thru Saturday
• Monday & Wednesday & Friday
• Monday thru Sunday
After	selecting	a	particular	day	combination,	the	ON/OFF	selection	will	be	in	effect	on	the	
day	configuration	selected	from	above.
Reset Button:
1.	 Press	the	“SET”	button	to	select	the	ON/OFF	setting	that	needs	to	be	changed
2. Press the “
” button to reset the current ON/OFF setting seen in
Diagram D
without having to scroll through all the hours.
	
														Diagram	D																									
Current time display
	
	
	
Switching Mode Indication:
The	actual	mode	is	shown	in	the	display	as	“ON”,	“AUTO	ON”,	“OFF”	or	“AUTO	OFF”	together	
with	the	time	of	day.	Use	the	“MANUAL”	button	to	adjust	to	the	desired	setting.	This	can	
be	used	to	override	the	timer	as	explained	in	the	“Manual	Override	Option”	section.
Manual Override Option:
Independent	of	the	programming,	it	is	possible	at	any	given	time	to	advance	to	the	next	
switching	command	by	continuously	pressing	the	key	“MANUAL”	,as	shown	below:
	
	
ON = Always ON;
OFF = Always OFF;
AUTO ON = Timer is ON and ON/OFF program is activated.
AUTO OFF = Timer is OFF and ON/OFF program is activated.
Programming the Countdown Feature:
1.	 Press	the	“SET”	button	repeatedly	until	the	CTD	icon	appears	on	the	display.	This	will	
appear after the ON/OFF program; refer to
Diagram E
2. Press the “HOUR”, “MIN” buttons to set the amount of time desired for the device to be
on before turning off.
3. Press the “CLOCK” button to store the setting and return to the main display.
				
												Diagram	E
Activating the Countdown Feature:
1.	 Press	the	“HOUR”	and	“MIN”	button	simultaneously	to	activate	the	countdown	feature.	
Refer to
Diagram F for more details
2. Other Features of the Countdown
a.	 Press	the	“MANUAL”	button	to	pause	or	continue	the	countdown.
b.	 Press	the	“CLOCK”	button	to	switch	between	the	clock	and	countdown	display.
c.	 Press	“HOUR”	and	“MIN”	button	simultaneously	to	deactivate	the	countdown.
Diagram F
Random, ON/OFF Setting:
Random	is	a	feature	that	will	randomize	your	current	settings	either	+	or	-	30	minutes,	
giving	your	home	a	lived	in	appearance	to	deter	intruders.
1.	 Press	and	hold	the	“HOUR”	button	for	3	seconds	to	activate	the	random	feature.	The	
display will show the RND icon. See
Diagram G.
2. Press and hold the “HOUR” button for 3 seconds to deactivate the random feature. The
RND icon will disappear from the screen.
Diagram G
Daylight Saving Time (DST):
Press	and	hold	the	“CLOCK”	button	for	3	seconds	to	advance	the	current	time	1	hour,	+1h	
icon	should	appear	on	the	display.	Press	and	hold	the	clock	button	again	to	decrease	the	
time	by	1	hour	and	the	+1h	icon	will	disappear.	Refer	to	
Diagram H
				
																																																		Diagram	H
Power Back Up Feature:
In	the	event	of	a	power	failure,	the	timer	will	retain	its	settings	for	an	estimated	3	months	
assuming	the	power	back	up	is	fully	charged.	
OFF
AUTO ON
ON
AUTO OFF
Clock
Hour
15042
15089
15079
Manual Version 2
11-24-2009
www.jascoproducts.com
Current Time Display
End of Countdown ON
Countdown Pause
Show Current Time
HOUR
+
MIN
MANUAL
CLOCK
HOUR
+
MIN