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TIME SETTING

TO SET THE CURRENT TIME (AND DAY OF WEEK ON 
7 DAY UNITS), TURN THE MINUTE HAND CLOCKWISE. 
DO NOT SET THE TIME BY ROTATING “OUTER” DIAL.

Turn the minute hand clockwise until the day of the week 
(7-day timer) and the time of day on the outer dial is aligned 
with the triangle marker on the inner dial (two o’clock posi-
tion).

Example for 7-day program dial Monday 10:30 AM. Turn the 
minute hand clockwise until Monday 10:30 AM is aligned with 
the triangle on the inner dial. The hour and minute hand will 
show exactly 10:30.

Example for 24-hour program dial 10:30 AM. Turn the minute 
hand clockwise until 10:30 AM is aligned with the triangle on 
the inner dial. The hour and the minute dial will show exactly 
10:30.

PROGRAMMING

7-Day (SW, QRW Models)

The weekly program dial reflects the seven days of the week 
and AM/PM imprints for each day. 
The time switch is programmed by pushing the captive trippers 
to the outer ring position for the entire period that the load is to 
be turned “ON”, i.e., two hours for each tripper on the 7-Day 
dial. When the tripper is pushed to the inside, the switch is in 
the “OFF” position.

24-Hour (ST, QRT Models)

The 24-Hour dial has quarter-hour divisions and AM/PM indi-
cations. 
The time switch is programmed by pushing the captive trippers 
to the outer ring position for the entire period that the load is 
to be turned “ON”, i.e., fifteen minutes for each tripper on the 
24-Hour dial. When the tripper is pushed to the inside, the 
switch is in the “OFF” position.

PROGRAMMING WITH MANUAL  
OVERRIDE SWITCH

AUTOMATIC MODE

In order to operate the time switch module in the automatic 
mode, the manual switch must be in the center position (auto-
matic) - see diagram.

MANUAL MODE

With the manual switch selector lever the selected programs can 
be overridden. In the lower position, marked “O”, terminals 3 
and 5 are permanently closed. In the upper position, marked “I”, 
terminals 3 and 4 are permanently closed (see diagram).

158--02416

Override Mode

3-way manual 
override switch

I  = permanent ON
  = automatic
0  = permanent OFF

Dimensions

TSM1 synchronous/quartz

INTERMATIC INCORPORATED

Libertyville, IL 60048

www.intermatic.com

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