Cross Reference - Honeywell T7200D Product Data

T7200D,E, T7300D,E,F AND Q7300 SERIES 2000 PROGRAMMABLE COMMERCIAL THERMOSTATS AND SUBBASES
Symptom
Heating will not come Thermostat minimum off time is
on (Continued).
activated and wait indicator is
displayed.
System selection is not set to
Heat.
Cooling will not come No power to the thermostat.
on.
Thermostat minimum off time is
activated and wait indicator is
displayed.
System selection is not set to
Cool.
Conventional heating equipment
System on
turns on the fan when the furnace
indicator (flame=heat,
has warmed up to a setpoint.
snowflake=cool) is
displayed, but no warm
Heating or cooling equipment is
or cool air is coming
not operating.
from the registers.

CROSS REFERENCE

All T7300/Q7300 Series 2000 models are different from the existing T7300/Q7300 T8611 and T8621 devices as summarized in
Table 15.
Fig. 15. Differences from existing T7300/Q7300 to new T7300/Q7300 Series 2000 devices.
Feature/Function
System switching Mechanical switch on Q7300 subbase
Fan switching Mechanical switch on Q7300 subbase
Installer configuration Field settings made via DIP switches on the back of
the thermostat and subbase
Device color Beige or Premier White® color
Refer to Table 16 for thermostat and subbase cross referencing information.
Model
Number
Q7300A Multistage conventional subbase; system switch: none; fan switch: none.
Q7300A1000 One-stage heat and one-stage cool.
Q7300A1018 Two-stage heat and two-stage cool.
Q7300A1034 One-stage heat and one-stage cool; Trane
part no. BAS-0444.
Table 14. Troubleshooting Information (Continued).
Possible Cause
Present T7300/Q7300, T8611, T8621 Families
Table 16. Thermostat and Subbase Cross Reference.
Description
• Wait up to five minutes for the system to respond.
• Enter Installer Setup number 38. Reconfigure minimum off
time (if required).
Set system selection to Heat.
• Check that X terminal is connected to the system transformer
• Check for 24 Vac between X and R or RC and Y terminals.
— If missing 24 Vac:
— check if the circuit breaker is tripped—reset the circuit
breaker.
— check if the system fuse is blown—replace the fuse.
— check if the system switch at the equipment is in the
Off position—set to the On position.
— check wiring between thermostat and HVAC
equipment—replace any broken wires and tighten any
loose connections.
— If 24 Vac is present, proceed with troubleshooting.
• Wait up to five minutes for the system to respond.
• Enter Installer Setup number 33. Reconfigure minimum off
time (if required).
Set system selection to Cool.
Wait a minute after seeing the on indicator and then check the
registers.
Verify operation of heating or cooling equipment in self-test.
T7300/Q7300 Series 2000 Family
Keyboard entry on T7300 thermostat
Keyboard entry on T7300 thermostat
Field settings made through the T7300
thermostat keyboard
Taupe or Premier White® color
Trade Replacement
T7300F2002/Q7300A2008
T7300F2002/Q7300A2016
T7300F2002/Q7300A2008
25
Action
Remarks
(Continued)
63-4355—1