OWNER’S MANUAL &
INSTALLATION INSTRUCTIONS
RAK148F2
RAK164F2
SAFETY INFORMATION .............................. 2
OVERVIEW............................................................... 3
INSTALLATION ............................................. 4–7
CONFIGURATION MODE ........................ 8, 9
OPERATING FUNCTIONS ....................... 10
TESTING THERMOSTAT ...................11–12
TROUBLESHOOTING ................................... 13
WARRANTY ......................................................... 16
Digital Non-Programmable
THERMOSTAT
LIA319 9-7757 05-16 GEA
IMPORTANT SAFETY INFORMATION
READ ALL INSTRUCTIONS BEFORE USING
WARNING
FIRE AND SHOCK HAZARD
• Always turn off power at the main power supply
before installing, cleaning or removing the
thermostat. Failure to do so could result in
electrical shock hazard.
• Do not use on voltages over 30 VAC. Higher
voltages will damage the thermostat and could cause
shock or fire hazard.
NOTICE
• All wiring must conform to local and national
electrical and building codes.
• Use this thermostat only as described in this
manual.
Specifications.
Electrical rating: • 24 VAC (18–30 VAC)
• 1 amp maximum per terminal
• 4 amp maximum total load
Operating temperature range: 40°F–99°F (4°C–37°C)
Temperature set range: 60°F–85°F (15°C–29°C)
Accuracy: ± 1°F (± 0.5°C)
System configurations:
RAK148F2: 2-stage heat (heat pump/resistance heat), 1-stage
cool, 2-speed fan
RAK164F2: 1-stage heat (resistance heat), 1-stage cool,
2-speed fan
Terminations: R, C, W, Y, GH, GL, B (RAK148F2);
Wiring:
2
R, C, W, Y, GH, GL (RAK164F2)
Maximum wiring length is 66ft (20 meters) for
AWG18
Maximum wiring length is 60ft (18 meters) for
AWG20
INSTALLATION INSTRUCTIONS
WARNING
ELECTRICAL SHOCK HAZARD—Turn off
power by unplugging the unit or by removing
the fuse or switching the appropriate circuit
breaker to the OFF position before removing
the existing thermostat. Failure to do so could
result in risk of electric shock.
PACKAGE CONTENTS/
TOOLS REQUIRED
Package includes: Thermostat on base, thermostat
cover, wiring labels, screws and wall anchors.
Tools needed: 'ULOOZLWKƎELWKDPPHUVFUHZGULYHU
and putty.
4
INSTALLATION INSTRUCTIONS
TO REMOVE EXISTING THERMOSTAT
1. Turn off power to heating and cooling system by
removing the f use or switching off the appropriate
circuit breaker.
2. Remove cover of old thermostat. This should expose the
wires.
3. Label the existing wires with the enclosed wire labels
before removing wires.
4. After labeling wires, remove wires from wire
terminals.
5. Remove existing thermostat base from wall.
6. Refer to the following section for instructions on how
to install this thermostat.
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