Intermatic Home Settings Three-Way In-Wall Dimmer Switch #HA20C

MODEL: T104R

LR3730

24 HR. DIAL TIME SWITCH (DPST) TYPE 3R RAINPROOF ENCLOSURE SUITABLE FOR POOL EQUIPMENT CONTROL IF INSTALLED 5 FT. OR MORE FROM EDGE OF POOL.

UL HOLOGRAM LABEL

40 A RESISTIVE EACH POLE 120-480 VAC; 40 A INDUCTIVE OR TUNGSTEN OR 1000 VA PILOT DUTY EACH POLE 120-277 VAC; 2 HP (24 FLA) - 120 VAC; 5 HP (28 FLA) - 240 VAC 16 A ELECTRONIC BALLAST, 277 VAC

WARNING Risk of Fire or Electric Shock

• Disconnect power at the circuit breaker(s) or disconnect switch(es) before installing or servicing. • Installation and/or wiring must be in accordance with national and local electrical code requirements. • Use wires rated at least 90°C - COPPER conductors ONLY. • For outdoor locations, raintight, or wet location, conduit hubs that comply with requirements of UL514B (standard for fittings for conduit and outlet boxes) are to be used. • Replace plastic insulator covering terminals before powering ON. • KEEP DOOR CLOSED AT ALL TIMES when not servicing.

AVERTISSEMENT Risque d’incendie ou de choc électrique • Utiliser des fils classés 90 °C minimum - Conducteurs en CUIVRE UNIQUEMENT. • Pour les emplacements extérieurs, étanches à la pluie ou les emplacements mouillés, des entrées de conduit qui sont conformes aux exigences de UL514B (norme pour les pièces de fixation pour conduit et boîtes de sortie) doivent être utilisées

NOTICE • Rotate timer dial clockwise only.

• Do not move the clock hands on the timer. Moving the clock hands can damage the timer.

CLOCK MOTOR: 208-277 VAC, 60 HZ.

CLOCK MOTOR VOLTAGE AND CYCLE MUST BE AS SPECIFIED. TO ORDER REPLACEMENT, INDICATE ART NO. (WG--) ON MOTOR COVER. WIRING DIAGRAM CLOCK TIME ON V 2 WIRE MOTOR DIAL TRIPPER 240 AND GROUND TIME POINTER

GR 240V LINE 1 SUPPLY LINE 2

OFF TRIPPER MANUAL LEVER

A

1

2

3

4

GROUND

TO LOAD(S)

277/480 VOLT CONNECT MOTOR LEADS TO TERMINALS “A” AND 1 AND SUPPLY NEUTRAL TO TERMINAL “A”.

WIRING INSTRUCTIONS: Remove 1/2 inch of insulation from wire ends. Tighten terminal screws firmly (2-18 in-lbs). Use solid or stranded COPPER conductors only. May use two wires of the same size and type. MINIMUM COPPER WIRE SIZE (AWG)

14 12 10 8

MAX. LOAD (AMP)

15 20 30 40

MIN. INSULATION TEMP (°C)

90 90 90 90

75°C INSULATION MAX. MOTOR LOAD (HP) SINGLE PHASE

PRESSURE PLATE

3 PHASE

120 V.

240 V.

208 V.

240 V.

1/2 1 2 -

2 2 1/2 3 5

N/A

N/A

TERMINAL SCREW MAKE SURE WIRE INSULATION CLEARS PRESSURE PLATE

PROGRAMMING INSTRUCTIONS 1. TO SET “ON” AND “OFF” TIMES: Hold trippers against edge of CLOCKDIAL, 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. 2.  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 CLOCKDIAL left or right as indicated by arrows. This will not effect next operation. • IN CASE OF POWER FAILURE, reset CLOCK-DIAL to proper time-of-day. See programming instructions.

INTERMATIC INCORPORATED SPRING GROVE, ILLINOIS 60081-9698

154--02039