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Frequently asked questions & troubleshooting
In case of diffi culty, try one of the following suggestions.
If Display is blank
If you cannot establish a
wireless connection for the
T2500 Thermostat
and R2500 Receiver
If T2500 Display counts
down to 0, wireless pairing
was unsuccessful
If "Thermostat" LED on
R2500 Receiver is "fl ashing"
If connection is broken
between R2500 and T2500
for more than 10 minutes
"Thermostat" LED light will
shut off on the R2500 and
will shut off all outputs
If Service Indicator
continues fl ashing
If heating or cooling system
does not respond
If heating and cooling
equipment running at the
same time (or heat does not
turn off)
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• Assure two fresh AA alkaline batteries are installed (see p.
11,
"3.Install batteries on the
• Assure distance between T2500 Thermostat and R2500
Receiver during setup is about 6-10 feet (3 m.)(see p. 11,
Establish a wireless
connection").
• Monitor T2500 Thermostat display during pairing process.
If pairing is successful, Display will change to show current
temperature before countdown reaches 0. R2500 Receiver
will attempt to connect to any available device for up to two
(2) minutes.
• Do not attempt to pair more than one set of wireless devices.
• Restart the wireless pairing process (see p.11,
wireless
connection").
• Wait until Thermostat LED on R2500 is continuously lit,
indicating connection is established
(see p. 4,
"1. Install R2500
p. 12,
"5. Establish a wireless
1.
Verify that both R2500 and T2500 have power.
2.
If the Thermostat LED light on the R2500 does not appear,
bring the T2500 and R2500 within about 6-10 feet (3 m.).
3.
Thermostat LED on the R2500 should appear. If no
Thermostat LED appears, contact a service technician.
• Assure that you have waited at least 10 minutes for wireless
pairing to occur between T2500 Thermostat and R2500
Receiver (process generally takes 3-10 minutes).
• Restart the wireless pairing process (see p.11,
wireless
connection").
• Increase setpoint to greater than deadband value (see
Service menu 17 in
"Advanced confi
• Decrease setpoint to less than deadband value (see Service
menu 17 in
"Advanced confi
• Check circuit breaker and reset if necessary.
• Assure the power is on for heating and cooling system is on.
• Assure furnace door is closed securely.
• Wait at least fi ve minutes for the system to respond.
• Use Menus 80-83,
"Advanced confi guration"
wiring.
• Check SYS menu
50
heating and cooling equipment.
• Turn off power to R2500 Receiver. Remove cover and verify
wiring.
19
T2500")
Receiver." and
connection").
guration.")
guration.")
to assure that it is set to match your
"5.
"5. Establish a
"5. Establish a
to verify system
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