Intermatic 158TS10932 User Manual

Project1 7/27/04 4:35 PM Page 1

MODEL: T175CR

LR3730

24 HR DIAL TIME SWITCH WITH “SKIPPER®”
AND SPRING-WOUND CARRY-OVER MOTOR

ONE NO - ONE NC CONT

TYPE 3R RAINPROOF ENCLOSURE

IN

40 AMP. RESISTIVE, INDUCTIVE, TUNGSTEN OR
1000 VA. PILOT DUTY PER POLE - 120/208/277 VOLT AC;
2 HP (24 FLA) - 120V AC; 5 HP (28 FLA) - 240V AC.

TIME
TIME

WIRING INSTRUCTIONS: To wire switch follow diagram above. Use solid

or stranded COPPER
selection table for normal service applications. To make power connections
remove 1/2 inch of insulation from wire ends. Insert bare ends of wire under
the pressure plate of terminals. Use 3/16 or larger screwdriver to tighten termi­nal screws firmly. (25 lb-in minimum).

REPLACE INSULATOR BEFORE TURNING ON ELECTRICITY.

MINIMUM

WIRE SIZE

PROGRAMMING INSTRUCTIONS

1. TO SET “ON” AND “OFF” TIMES: Hold trippers against edge of

2. TO SET TIME-OF-DAY: Pull CLOCK-DIAL outward. Turn in either

3. TO SKIP OPERATION(S) ON SELECTED DAY(S): Insert SKIPPING

OPERATING INSTRUCTIONS

• TO OPERATE SWITCH MANUALLY: Move MANUAL LEVER below

• IN CASE OF POWER FAILURE, reset CLOCK-DIAL to

158TS10932

CLOCK MOTOR: 110-125 VOLTS - 60 HZ.

CLOCK MOTOR VOLTAGE AND CYCLE MUST BE AS SPECIFIED. TO

OFF

MANUAL

MIN.

MAX.

INSUL-

LOAD

COPPER

(AWG)

14
12
10

ATION

(AMP)

C)

°

TEMP(

60

15

60

20

60

30

CLOCK-DIAL, pointing to time (AM or PM) when ON and OFF
operations are desired, tighten tripper screws firmly. For additional
tripper pairs on CLOCK-DIAL order 156T1978A.

direction and align the exact time-of-day on the CLOCK-DIAL (the
time now, when switch is being put into operation) to the pointer.

DO NOT MOVE POINTER.
SCREW(S) in SKIPPER WHEEL for day(s) automatic operation(s)

is/are NOT required. Tighten screws firmly. Move MANUAL LEVER to
“OFF” and rotate SKIPPER WHEEL to locate correct day-of-week

opposite DAY ARROW--”YESTERDAY” if ON/CUTOUT TRIPPER
has not yet advanced wheel “TODAY” if it has.

CLOCK-DIAL left or right as indicated by arrows. This will not effect
next operation.

CAUTION: TO AVOID SLOW SWITCH ACTION FAILURE, DO NOT OPERATE
SWITCH MANUALLY NOR PLACE A TRIPPER 4 HOURS PRIOR TO
ON/CUTOUT TRIPPER SWITCHING.

proper time-of-day. See programming instructions.

INTERMATIC INCORPORATED

ACTS

MAY BE WIRED AS SINGLE POLE DOUBLE THROW

ON/CUTOUT

DAY

SKIPPER

SKIPPING

CLOCK

GRD

A

N

120V

LINE

TYPICAL WIRING SINGLE POLE NORMALLY OPEN
SEE WIRING INSTRUCTIONS BELOW FOR OTHER TYPES

WIRING DIAGRAM

2

1

only wire with insulation to suit installation. See gauge

75°C INSULATION MAX. MOTOR

SINGLE PHASE

1/2

2 1/2

1
2

SPRING GROVE, ILLINOIS 60081-9698

3 PHASE

2

3
5

N/A

N/A

PRESSURE PLATE
TERMINAL SCREW
MAKE SURE WIRE

INSULATION CLEARS

3

4

TO
LOAD