Intermatic T104P201 User Manual

Model T104P201 with Plastic enclosure
Model T104R201 with Metal enclosure
24 Hour Dial Time switch with Fireman switch
240Volt timer with heater protection that turns off
gas-fired pool heater 15-20 minutes before turning off
filter pump. This eliminates knocking due to overheated
water, reduces scale and lime, and extends service life of
heater
Heater protection circuit: 10A 240V max.
WG1573 clock motor/ 156T1978A Tripper / 9-3/8” H x 5-1/2” W x 3-5/8” D/ ½” and ¾” KO on back and side

Intermatic T104P201 Specifications

General

Model	T104P201
Category	Timer
Type	Mechanical
Number of Poles	2
Minimum ON/OFF Time	1 hour
Time Interval	15 minutes
Amperage	40A
Number of ON/OFF Operations	12
Enclosure	Plastic
Mounting Type	Wall Mount
Horsepower	2 HP
Operating Temperature	-40°F to 130°F (-40°C to 54°C)

Summary

Time Switch Overview and Specifications

24 Hour Dial Timer Functionality

Describes the 240V timer with heater protection for gas-fired pool heaters, preventing overheating and extending service life.

Double Pole Single Throw (DPST) Ratings

Details the 40 Amp resistive/inductive ratings for 120-480V AC, 2 HP at 120V AC, and 5 HP at 240V AC.

Programming the Time Switch

Setting ON and OFF Times

Instructions on how to set ON and OFF times by holding and tightening trippers on the CLOCK-DIAL.

Setting Time-of-Day

Guide to pulling the CLOCK-DIAL outward and aligning the current time to the pointer.

Operating the Time Switch

Manual Operation Mode

Explains how to manually operate the switch using the MANUAL LEVER without affecting future operations.

Power Failure Reset Procedure

Instructs users to reset the CLOCK-DIAL to the correct time-of-day in case of a power failure.

Wiring and Installation Guide

General Wiring Instructions

Provides instructions for wiring the switch using copper wire, stripping ends, and tightening terminal screws.

Fireman Switch Wiring

Diagram and instructions for connecting the fireman switch to the heater's T. STAT and ignition system.