MODEL: T185
24 HOUR DIAL TIME SWITCH
WITH ADJUSTABLE TRIPPERS
ONE NORMALLY OPEN -ONE NORMALLY CLOSED CONTACTS
MAY BE WIRED AS SINGLE POLE DOUBLE THROW.
40 AMP. RESISTIVE, INDUCTIVE, TUNGSTEN
OR 1000 VA, PILOT DUTY - 120-277 VOLT AC;
2 HP (24 FLA) - 120V. AC; 5 HP (28 FLA) - 240V AC.
CLOCK MOTOR: 110-125V. 60 HZ.
PRESSURE PLATE
TERMINAL SCREW
MAKE SURE WIRE
INSULATION CLEARS
PRESSURE PLATE
MINIMUM
COPPER
WIRE SIZE
(AWG)
MAX.
LOAD
(AMP)
MIN.
INSUL-
ATION
TEMP(°C)
75°C INSULATION MAX. MOTOR
LOAD (HP)
SINGLE PHASE 3 PHASE
120 V. 240 V. 208 V. 240 V.
14
12
10
8
15
20
30
40
60
60
60
75
1/2
1
2
-
2
2 1/2
3
5
N/A
N/A
CLOCK MOTOR VOLTAGE AND CYCLE MUST BE AS SPECIFIED. TO
ORDER REPLACEMENT, INDICATE PART NO. (WG--) ON MOTOR COVER.
WIRING
DIAGRAM
FIGURE 1
WIRING INSTRUCTIONS: To wire switch follow diagram above.
To wire as SINGLE POLE NORMALLY OPEN, move motor lead from
terminal 3 to 1, and connect LINE to 1, LOAD to 2. To wire as SINGLE
POLE DOUBLE THROW, install jumper (the same gauge as LINE wire)
between terminals 2and 3and connect LINE to 2, LOADS to 1and 4.
NOTE: Line 2 if present is uninterrupted. Use COPPER wire only. For
gauge selection and wire connection, see details below. Use 3//16 or larg-
er screwdriver, tighten terminal screws firmly (25lb-in minimum).
REPLACE FRONT INSULATOR BEFORE TURNING ON ELECTRICITY.
PROGRAMMING INSTRUCTIONS
• TO SET TRIPPER(S): A. Loosen screw A. (Fig. 1 inset); move time
selector pointer to desired timing (scale is in minutes); tighten screw A.
Place TRIPPER(S) on CLOCK-DIAL at time(s) daily operation(s) is/are
to take place. Tighten screw B. firmly.
• TO SET TIME-OF-DAY: Pull CLOCK-DIAL outward. Turn in either
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.
OPERATING INSTRUCTIONS
• TO OPERATE SWITCH MANUALLY: Move MANUAL LEVER below
CLOCK-DIAL left or right as indicated by arrows. This will not effect
next operation. NOTE: The MANUAL LEVER is inoperative for 15
minutes immediately after an automatic operation.
•IN CASE OF POWER FAILURE, reset CLOCK-DIAL to proper time-
of-day. See programming instructions.
INTERMATIC INCORPORATED
SPRING GROVE, ILLINOIS 60081-9698
158T10710
CLOCK
DIAL
TIME
POINTER
TRIPPER
LEVER
TYPICAL WIRING: SINGLE POLE NORMALLY CLOSED
SEE WIRING INSTRUCTIONS BELOW FOR OTHER TYPES
GROUND
120V
SUPPLY
CLOCK
MOTOR
GRD.
N
LINE TO
LOAD
A1234
LISTED
885L
LR3730
Project4 7/27/04 3:45 PM Page 1
