Robertshaw Digital Non-Programmable Thermometer - Manual
Robertshaw Digital Non-Programmable Thermometer – Manual, read for free online in PDF format. We hope this helps you resolve any issues you may have. If you have further questions, please contact us through the contact form.
Table of Contents:
- Page 2 – Wiring Table; Old Terminal
- Page 3 – Step 2: Installing Model 8406 Thermostat; NOTE: FOR NEW INSTALLATIONS, MOUNT THERMOSTAT ON; Turn power off to the heating and cooling systems.; Figure 2
- Page 4 – Figure 3; Figure 4
- Page 5 – COOL ONLY; Wiring Diagrams
- Page 6 – Figure 5
- Page 7 – Step 3: Testing the Thermostat; CAUTION: DO NOT SWITCH SYSTEM TO COOL OR LEAVE IN COOL MODE
- Page 8 – System; Temperature Differential; diFF
- Page 9 – Check Filter Reset; CHECK FILTER; Backlit Display
- Page 10 – Step 5: Troubleshooting; Symptom; Thermostat does not turn on system.; Installation; If problems with thermostat cannot be resolved, call:; For after hours service, a 24-hour automated help line is available.
- Page 11 – Two Year Limited Warranty; warrants to the original contractor installer,
- Page 12 – NOTES
D I G I TA L
N O N - P R O G R A M M A B L E
T H E R M O S TAT
8406
E L E C T R I C
E
®
NeW
1 Cool
User's Manual
Quick Start
Installation
Application
The Robertshaw 8406 is a single-stage thermostat designed to control
24 VAC cooling systems.
Features
• Low battery indicator
• Large backlit display
• Adjustable temperature differential: 1°F to 3.0°F (0.5°C to 1.5°C)
• Compressor short cycle protection
• Accuracy within ±1°
• Zone system compatible as a master thermostat
• Permanent memory retention
• Fahrenheit/Celsius display option
• Adjustable from 45°F to 90°F (7°C - 32°C)
• Quick wire terminal block
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Summary
WARNING: • Always turn off power at main fuse or circuit breaker panel before installing, removing, cleaning, or servicing thermostat. • Read all the information in this manual before installing this thermostat. • DO NOT CONNECT TO 120 VAC. This is a 24 VAC low-voltage thermostat. Do not install on ...
1. Turn off power to heating and cooling system. 2. Remove cover from old thermostat to expose wires (Figure 1). 3. Disconnect wires one at a time from existing terminals. Use enclosed labels to mark existing wires. Refer to cross references in the Wiring Tableif existing wiring does not directly ma...
4. Remove the cover using a coin or screwdriver (Figure 3). Set aside. 5. Place thermostat against the wall at desired location. Make sure wires will feed through opening (Figure 4) on base of thermostat. 6. Mark placement of mounting holes (Figure 4). Set base aside. 7. If mounting on drywall, tap ...
