UPM HTM621 Manual

[Page 1] UPM HTM621

Model No. HTM621 Programmable Thermostat For Electric Baseboard Heaters High VOLTAGE 120 V/ 240 V AC, 60 Hz Ref: HTM621 UPM BRAND http://waterheatertimer.org/Woods-timers-and-manuals.html#Noma-Garrison ...

[Page 2] UPM HTM621

Features: Ideal for electri c base boards, fan assisted (conve ctors) and radiant ceil ing heating 7-day program ming with 4 program s per day Copy one day’s program to anothe r day Temperature display and program ming in Celsius or Fahre n...

[Page 3] UPM HTM621

Table of Contents Installation instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Programming. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ....

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Installation instructions 2 ...

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Introduction This thermostat is for use with high voltage systems (120 V/240 V) such as electric baseboards, radiant ceiling/floor heaters and convectors ONLY. The unit is rated for high-voltage wiring only (120 V / 240 V). The minimum load require...

[Page 6] UPM HTM621

HEATING SYSTEMS Central Heating Furnace System(24 V) COMPATIBILITY No COMPATIBILITY Generally, equipment with high-voltage control is only compatible with the electric baseboards, convectors or radiant heating systems. Warning DO NOT WIRE TO A SY...

[Page 7] UPM HTM621

Thermostat should be mounted: on the existing metal electrical box that controls your heater. Note: Ensure that the thermostat is not near heat sensitive / flammable material such as exposed wood or wallpaper. The normal surface temperature of the t...

[Page 8] UPM HTM621

6 INSTALLATION THIS PRODUCT MUST BE INSTALLED IN ACCORDANCE WITH THE CANADIAN ELECTRICAL CODE, AND IN QUEBEC, BY A QUALIFIED ELECTRICIAN. The manufacturer assumes no responsibility for damages caused by improper wiring. Improper installation...

[Page 9] UPM HTM621

7 INSTALLATION Mount the thermostat to the wall box using two screws through the mounting holes, and then replace the faceplate. (Place screws in the 2 right or 2 left holes.) Using the wire nuts provided, securely fasten each wire from the...

[Page 10] UPM HTM621

8 If you have successfully installed the thermostat, but the LCD screen does not display or the display seems abnormal, press the RESET button. (The reset button must be pressed in gently using a small blunt object.)This will revert the clock to 9:...

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9 Programming ...

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LCD Display 10 P2 P3 P4 P1 MO TU WE TH FR SA SU PM USAGE SET TIME / USAGE PROGRAM PERIODS SET TEMPERATURE CURRENT TEMPERATURE HEAT “ON” ICON WEEKDAYS POWER OUTPUT LEVEL SET CLOCK COPY FUNCTION HOLD FUNCTION OVERRIDE “ON” ICON USAGE MONITOR...

[Page 13] UPM HTM621

Buttons 11 USAGE Displays the total time spent heating per day or week. COPY Copies program settings from one weekday to another. HOLD Suspends automatic programs(manual mode) PROG To enter program mode and scroll settings. UP / DOWN Changes ta...

[Page 14] UPM HTM621

SET CLOCK 12 P1 TU PM SET TIME WEEKDAYS Set Clock / Weekday Press SET to enter the clock-setting mode. (SET will display and the clock symbol/time flashes) Press the AHEAD or BACK button to scroll to the correct time of day, hold the button ...

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13 Select °C or °F (Celsius or Fahrenheit) Press SET for 3 seconds to enter the option setting mode. Press SET 3 times (until the temperature and °F / °C begins flashing) Press UP or DOWN to toggle between the °F / °C setting. Wait 15 sec...

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Program Heating This is typically the morning hours, when you may prefer to wake up to a warmer temperature. This is usually an energy-savings period, for the time when you are away...

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The program periods (P1,P2, P3, P4) allow you to set the temperature settings and start times throughout the day. These are examples of possible temperature settings, the first being the factory default setting, and the second a custom setting. ...

[Page 18] UPM HTM621

First select the day you wish to program, then select the start times and temperature settings for all four program periods. Scroll through the daily Program Periods in this order: P1, P2, P3, P4. You may select any weekday to begin programming: P...

[Page 19] UPM HTM621

This thermostat can copy program period settings from one day to another using the COPY function. All four period settings (P1, P2, P3,P4) will be copied. This is faster than programming each day one at a time. If you are not already in program mod...

[Page 20] UPM HTM621

If you have difficulty programming your thermostat, you may wish to restore the factory settings and begin again. RESTORE PROGRAMS AND OPTIONS Press SET for 3 seconds to enter the Options mode. Press PROG for 3 seconds to restore all programs to fac...

[Page 21] UPM HTM621

19 This function will allow you to change the temperature setting until the start time of next program period. Press the UP or DOWN button to manually adjust to the desired temperature setting. NOTE: The temperature can be set in increments of 0.5 �...

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20 OPERATION Current Temperature Display The current (room) temperature is displayed on the LCD screen. Power Bar This thermostat is equipped with a proportional regulation system to determine the precise amount of power required by the electric he...

[Page 23] UPM HTM621

21 The thermostat tracks the system "ON" time; the total time the heating equipment is running. Press the USAGE button once to view USAGE TODAY. Press the USAGE button again to view the USAGE THIS WEEK (total time from Monday to current day...

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22 OPTION 1 - 12- or 24-Hour Clock Format Press and hold SET for 3 seconds to enter the Option Setting mode. The first option is 12- or 24-hour clock format. (12:Hr will be flashing) Press UP or DOWN to toggle between 12- or 24-hour format. OPTION ...

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23 OPTION 4 - °C or °F Display Press SET again to select Celsius or Fahrenheit scale (the current temperature will flash) Press UP or DOWN to toggle between the °C or °F temperature scales. Note: (°C or °F) It is VERY IMPORTANT that you choose ...

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24 Heat Cycle Rate Cycle rate determines the heating on/off time cycles and the level of proportional power required to operate the heater. (To have the heater operate at full power all the time, select Cr 0 to disable heat cycling.) The cycle rate...

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25 Setting the HIGH-LIMIT FUNCTION To enable this feature and set a maximum temperature, first press the "UP" or "DOWN" key until the desired high limit temperature is shown in the program temperature pane. Press the “USAGE” ...

[Page 28] UPM HTM621

SPECIFICATIONS Rating: 120 V/240 V AC, 60 Hz Max. load: 16.6 A 4000 W @ 240 V or 2000 W @ 120 V Min. load: 500 W @ 240 V TROUBLESHOOTING GUIDE Specifications: Number of programs: 7-Day with 4 settings ...

[Page 29] UPM HTM621

PROBLEM SOLUTION The heating system will not activate. Heating system seems to cycle too often. - Check the thermostat LCD display to see if there has been a power failure. - If a lock appears on the LCD when you raise the temperature, the “HIGH...

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28 Limited 5-year Repair Warranty This product carries a five (5) year warranty against defects in workmanship and materials. This product is not guaranteed against wear or breakage due to misuse and/or abuse. If the product is defective, (i) return...