
Conditions of Heat Pump Lockout (Set Point 70°F)
Indoor
Temp (°F)
Operation
of Unit
70+ Nooperation.
69 Heatpumpturnsonasprimaryheatsource.
71 Heatpumpturnsoff,thermostatissatised.
69 Heatpumpturnsonasprimaryheatsource.
65 Gasheatturnsonat5degreesfromrststage(heatpumpcannotsatisfy
demand).First Strike on backup counter.
71 Gasheatandheatpumpturnoff,thermostatissatised.
69 Heatpumpturnson.
65 Gasheatturnsonat5degreesbelowrststage(heatpumpcannotsatisfy
demand).Second Strike on backup counter.
71 Gasheatandheatpumpturnoff,thermostatissatised.
69 Heatpumpturnson.
65 Gasheatturnsonat5degreesfromrststage(heatpumpcannotsatisfy
demand).
Third Strike on backup counter. Heat pump is locked out for 1 hr. 45 min.
Backup counter reset if heat pump runs for 20 minutes with no call for back up heat.
71 Gasfurnaceturnsoff,thermostatissatised.
69 Gasfurnaceturnson,primaryheatsourceduringlockout.
71 Gasfurnaceturnsoff,thermostatissatised.
1 hour 45 minute lockout ends.
69 Heatpumpturnsonandisrestoredtotheprimaryheatsource.
65 Gasfurnaceturnsonandbecomestheprimaryheatsource.Heatpump
turnsoffforanother1hourand45minutes.
71 Gasfurnaceturnsoff,thermostatissatised.
1 hour 45 minute lockout ends.
69 Heatpumpturnsonandresumesprimaryheatsourcefunction.
71 Heatpumpturnsoff,thermostatissatised.
Conditions and example for resetting the backup counter
69 Heatpumpturnson.
65 Gasheatturnsonat5degreesfromrststage(heatpumpcannotsatisfy
demand).
First Strike on backup counter.
71 Gasheatandheatpumpturnoff,thermostatissatised.
69 Heatpumpturnson.
65 Gasheatturnsonat5degreesfromrststage(heatpumpcannotsatisfy
demand).
Second Strike on backup counter
71 Gasheatandheatpumpturnoff,thermostatissatised.
69 Heatpumpturnsonandrunsfor20minuteswithoutacallforbackupheat.
71 Heatpumpturnsoff,thermostatissatised(backupcounterreset).
69 Heatpumpturnson.
65 Gasheatturnsonat5degreesfromrststage(heatpumpcannotsatisfy
demand).
First strike on backup counter
Backup timer will reset anytime the Heat Pump operates for more than 20 minutes
and satises the thermostat without calling for backup heat.
Operation Chart
Thechartbelowshowsthesystemfunctions.Aftertheentireairconditioningandheating
systemisinstalled,checkeachpositionfunction.
*There is a 3 minute anti-short cycle delay timer built into the thermostat.
Mode Call Operation
FanLow No GL-FanLow(Gray)energized
FanHi No GH-FanHigh(Green)energized
CoolOn
High No GH-FanHigh(Green)energized
CoolOn
High Yes GH-FanHigh(Green)energized,Y-Compressor(Yellow)energized
CoolOn
Low No GL-FanLow(Gray)energized
CoolOn
Low Yes GL-FanLow(Gray),Y-Compressor(Yellow)energized
CoolAuto
Low No Nofunctionoccurs
CoolAuto
Low Yes GL-FanLow(Gray)energized,Y-Compressor(Yellow)energized
CoolAuto
High No Nofunctionoccurs
CoolAuto
High Yes GH-FanHigh(Green),Y-Compressor(Yellow)energized
HeatGas No Nofunctionoccurs
HeatGas Yes W-Furnace(White)energized
Electric
Heat No Nofunctionsoccurinthismode
Electric
Heat Yes WHP-HeatPump(White/Black)willbeenergized
Electric
Heat
Backup
Yes(5°
Below
Setpoint)
WHP-HeatPump(White/Black)andWF-Furnace(White)willbe
energized
ZONE NAME: Assigns a name or
description to the
thermostat (maximum of 7
characters).
THERMOSTAT ID: Displays thermostat’s
6 digit ID
FUNCTIONS: Displays available modes.
SET: Saves assigned zone name/
description.
CANCEL: Reverts to main screen.
REMOVE THERMOSTAT: Removes
thermostat from the RV Climate app.
Controlling the
thermostat via RV
Climate app
1. Slide screen to the left (2nd screen).
2. Tap the icon displaying the current
settings [Kitchen 75 FAN HIGH].
3. Select the desired temperature/mode.
4. Press “SET”.
Removing a previously paired thermostat
1. Using the RV Climate app, slide screen to the left (2nd screen).
2. Press .
3. On the following page select “REMOVE THERMOSTAT” and press “OK”.
Details (2nd Screen)
RV Products
A Division of Airxcel, Inc., P.O. Box 4020, Wichita, KS 67204
www.Airxcel.com LIAF254
This device complies with part 15 of the FCC Rules. Operation
is subject to the following two conditions: (1) This device may
not cause harmful interference, and (2) this device must accept
any interference received, including interference that may cause
undesired operation.
NOTE: This equipment has been tested and found to comply with the limits
for a Class A digital device, pursuant to part 15 of the FCC Rules. These limits
are designed to provide reasonable protection against harmful interference
when the equipment is operated in a commercial environment. This equipment
generates, uses, and can radiate radio frequency energy and, if not installed
and used in accordance with the instruction manual, may cause harmful
interference to radio communications. Operation of this equipment in a
residential area is likely to cause harmful interference in which case the user
will be required to correct the interference at his own expense.
Contains FCC ID: WAP4110