Troubleshooting - Honeywell RTH7460D1018/E 5-1-1 Quick Installation Manual

Quick Installation Guide

Troubleshooting

If you have difficulty with your thermostat, please try the following suggestions.
Most problems can be corrected quickly and easily.
Display is blank
Cannot change system
setting to Cool
Fan does not turn on
when heat is required
Heating system is running
in cool mode
Heating or cooling system
does not respond
Heat On / Cool On
flashing on the screen
Heat pump issues cool air
in heat mode, or warm air
in cool mode
Models:
RTH7560E1001, RTH7560E1019, RTH7460D1000, RTH7460D1018
Electrical Ratings:
Terminal
W Heating
W2 (Aux) Heating
E Emergency Heat
Y Compressor Stage 1
Y2 Compressor Stage 2
G Fan
O/B Changeover
L/A Input
Input: 2 x AA Batteries (1.5 V each)
Make sure fresh AA alkaline batteries are properly installed (see
page 6).
Check System Setup Option 220 to make sure the options are
set to either 1 or 2 (see page 9).
Check System Setup Option 205 to make sure it is set to match
your heating equipment (see page 8).
Check System Setup Option 200 or 218 to make sure it is set to
match your heating and cooling equipment (see page 9).
Press System to set system to Heat. Make sure the temperature
is set higher than the Inside temperature.
Press System to set system to Cool. Make sure the temperature
is set lower than the Inside temperature.
Check circuit breaker and reset if necessary.
Make sure power switch at heating & cooling system is on.
Make sure furnace door is closed securely.
Wait 5 minutes for the system to respond.
Compressor protection feature is engaged. Wait 5 minutes for
the system to restart safely, without damage to the compressor.
Check System Setup Option 200 or 218 to make sure it is set to
match your heating and cooling equipment (see page 9).
Voltage
(50Hz/60Hz)
20 Vac-30 Vac
20 Vac-30 Vac
20 Vac-30 Vac
20 Vac-30 Vac
20 Vac-30 Vac
20 Vac-30 Vac
20 Vac-30 Vac
Unused
18
Running
Current
0.02 A-1.0 A
0.02 A-1.0 A
0.02 A-0.5 A
0.02 A-1.0 A
0.02 A-1.0 A
0.02 A-0.5 A
0.02 A-0.5 A
Unused