Instruction/ maintenance manual of the product T694D Honeywell
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1 63-2051—4 J. H. • Rev. 9-92 • ©Honeywell Inc. 1992 • Form Number 63-2051—4 T451, T651, T694 Thermostats provide on-off control of valves, fans, motors, contactors, electric heat elements, duct furnaces and fan coil units in heating/cooling systems.
2 T451A, T651A, T694A,B,D,F SPECIFICATIONS • ORDERING INFORMATION Specif ications SUPER TRADELINE MODEL TRADELINE models are selected and packaged to provide ease of stocking, ease of handling and maximum replace- ment value. TRADELINE model specifications are the same as those of standard models except as noted below.
3 63-2051—4 T451A, T651A, T694A,B,D,F SPECIFICATIONS ELECTRICAL RATINGS (A): Voltage (Vac) 120 208/240/277 Full Load 8 4 a Locked Rotor 48 24 a Wider temperature differential ranges can occur when used in cooling applications with current draws that are more than four amps.
4 T451A, T651A, T694A,B,D,F INSTALLATION Fig. 2—T694A,B,D,F mounting dimensions in in. [mm]. 1 13 32 [ 36 ] 15 32 [35] 4 7 8 [124] 4 29 32 [125 ] 40 50 60 70 80 90 3 9 32 .
5 63-2051—4 T451A, T651A, T694A,B,D,F INSTALLATION 1. Before mounting thermostat, connect system wiring to proper terminals at rear of thermostat. Follow equip- ment manufacturer in structions or refer to Fig. 4 for typical system hookup. 2. Remove cover assembly from thermostat.
6 T451A, T651A, T694A,B,D,F INSTALLATION Fig. 6—T694A in heating-cooling system with independent valve and fan circuits. Fig. 7—T694B connected for positive-off switch- ing in COOL position. Fig. 8—T694D with isolated switching for heating and cooling.
7 63-2051—4 T451A, T651A, T694A,B,D,F CHECKOUT Check out After the thermostat is wired and mounted, perform the following system checkout procedure. T451/T651 IN HEATING APPLICATION: 1. Close disconnect switch (if used). 2. Adjust setpoint above room temperature and check that heating system turns on.
8 Home and Building Control Home and Building Control Helping You Control Your World Honeywell Inc. Honeywell Limited—Honeywell Limitée 1985 Douglas Drive North 740 Ellesmere Road Golden Valley, MN 55422 Scarborough, Ontario M1P 2V9 Printed in U.S.
An important point after buying a device Honeywell T694D (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Honeywell T694D yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Honeywell T694D - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Honeywell T694D you will learn all the available features of the product, as well as information on its operation. The information that you get Honeywell T694D will certainly help you make a decision on the purchase.
If you already are a holder of Honeywell T694D, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Honeywell T694D.
However, one of the most important roles played by the user manual is to help in solving problems with Honeywell T694D. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Honeywell T694D along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
