White Rodgers 90 SERIES Installation & Configuration Manual
Automatic setback digital thermostat for multi-stage/heat pump
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Also See for 90 SERIES:
- Installation and operating instructions manual (12 pages) ,
- Installation manual (12 pages)
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WHITE-RODGERS
INSTALLATION
DESCRIPTION
This White-Rodgers Automatic Setback
Digital Thermostat uses microcomputer
technology to provide precise time and
temperature control. This thermostat offers
SPECIFICATIONS
1F93-380: 7 Day programming; commer-
cial applications
ELECTRICAL DATA
Electrical Rating:
20 to 30 VAC, 50/60 Hz with common
0.05 to 1.5 Amps per terminal
2.5 Amps maximum total load (all
terminals combined)
PRECAUTIONS
WARNING
!
Do not short out terminals on gas valve
or primary control to test. Short or
incorrect wiring will damage thermostat
and could cause personal injury and/or
property damage.
Do not use on circuits exceeding
specified voltage. Higher voltage will
damage thermostat and could cause
shock or fire hazard.
Thermostat installation and all compo-
nents of the system shall conform to
Class II circuits per the NEC code.
COMFORT-SET
MULTI-STAGE/HEAT PUMP
the flexibility to design heating and cooling
programs that fit building needs. This
thermostat is adaptable to most 24 volt
Standard Systems:
Multi-stage gas, oil, electric.
Single-stage or two-stage compressor
heat pump.
THERMAL DATA
Setpoint Temperature Range:
45 to 99 F (7 to 37 C)
To prevent electrical shock and/or
equipment damage, disconnect electric
power to system at main fuse or circuit
breaker box until installation is
complete.
Read all instructions thoroughly before
beginning installation.
INSTALLATION/CONFIGURATION
CAUTION
!
NOTE
®
90 SERIES
commercial forced air multi-stage or heat
pump systems with electric or fossil fuel
auxiliary.
Operating Ambient Temperature:
32 to 110 F (0 to 43 C)
Operating Humidity Range:
90% non-condensing max.
Shipping Temperature Range:
-4 to 149 F (-20 to 65 C)
This thermostat is intended for use with a
low voltage system. Do not use on a line
voltage system.
Do not exceed ratings shown in the Specifi-
cations section, above. If in doubt about the
electrical ratings of your heating/cooling
system, have it inspected by a qualified
heating and air conditioning contractor or
licensed electrician.
All wiring must conform to local and
national electrical codes and ordinances.
This control is a precision instrument, and
should be handled carefully. Rough handling
or distorting components could cause the
control to malfunction.
Part No. 37-6066B
Replaces 37-6066A
0120
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Table of Contents
Related Manuals for White Rodgers 90 SERIES
Summary of Contents for White Rodgers 90 SERIES
- Page 1 NOTE Read all instructions thoroughly before beginning installation. ® 90 SERIES INSTALLATION/CONFIGURATION commercial forced air multi-stage or heat pump systems with electric or fossil fuel auxiliary. Operating Ambient Temperature: 32 to 110 F (0 to 43 C) Operating Humidity Range: 90% non-condensing max.
-
Page 2: Installation
INSTALLATION ATTENTION! This product does not contain mercury. However, this product may replace a unit which contains mercury. Do not open mercury cells. If a cell becomes damaged, do not touch any spilled mercury. Wearing nonabsorbent gloves, take up the spilled mercury and place into a container which can be sealed. -
Page 3: Heat Pump Terminal Outputs
MULTI-STAGE TERMINAL OUTPUTS Refer to equipment manufacturers’ instruc- tions for specific system wiring information. You can configure the thermostat for use with either multi-stage electric heat systems or multi-stage gas systems. When configured for electric heat, the G terminal (blower/fan) will be energized on a call for heat. - Page 4 CONFIGURATION SWITCHES RESET SWITCH See the Troubleshooting section at the end of this document for more information about the function of this switch. E2/P SWITCH The E2/P switch is located on the back of the thermostat body (see fig. 2). This switch controls how the E2/P terminal of the thermostat will be energized.
- Page 5 INSTALLER TABLE NOTE: You must be in the User Configuration Menu to enter the Installer Menu. Press TIME and TIME at same time. BACK Step Press Button(s) Displayed (Factory Default) MLTI STG TIME and SET (hold for approx. 3 seconds) HEAT PUMP TIME (Heat Pump ONLY)
- Page 6 ment range for COOLING is from 9 to 40. The factory preset is 12 (13 for heat pump). The cooling will not go below 9 because compressors require a longer cycle. The adjustment range for AUXILIARY (heat pump only) is from 1 to 40. The factory preset is 6.
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Page 7: Check Thermostat Operation
sensor is not functioning, when you exit the menu, CHECK STAT SYSTEM will be displayed. To correct this, check for proper remote sensor installation and wiring. If necessary, return to the menu and be sure that the remote sensor items are set correctly. The temperature at each remote sensor can be displayed by pressing the light button twice within one second with the thermostat... -
Page 8: Troubleshooting
TROUBLESHOOTING RESET BUTTON If the thermostat does not respond when keys are pressed, or the thermostat is not operating properly, you may use the reset button located on the back of the thermostat body (see fig. 2). Thermostat programming and configuration will not be affected by pressing the reset button.