25HPA6

PerformancetSeries 2---Stage Heat Pump

with PuronrRefrigerant

2to5NominalTons

Installation Instruction
NOTE: Read the entire instruction manual before startin g the
installation.
SAFETYCONSIDERATIONS
Improper installation, adjustmen t, alteration, service, maintenance,
or use can cause explosion, fire, electrical shock, or other
conditions which may causedeath, personal injury, or property
damage. Consult a qualified installer, service agency, or your
distributoror branch for information or assistance.The qualified
installer or agency must use factory--authorized kits or accesso ries
when modifyingthis product. Refer to the individualinstructions
packaged with the kits or accessories when installing.
Follow all safety codes. Wear safety glasses, protectiv e clothing,
and work gloves. Use quenching cloth for brazing operations.
Have fire extinguisher available. Read these instructions
thoroughly and follow all warnings or cautions included in
literaturean d attached to the unit. Consult local bu ilding codes and
currenteditions of the NationalElectrical Code ( NEC ) NFPA70.
In Canada, refer to current editions of the C anadian electrical code
CSA22.1.
Recognizesafety information. This is the safety-- alertsymbol !!.
When you see this symbol on theunit and in instructions or
manuals,be alert to thepotential for personal injury.
Understand these signal words; DANGER, WARNING, and
CAUTION. These words are used with the safety --alert symbol.
DANGER identifiesthe most serious hazards which will resu lt in
severe personal injury or death. WARNING signifies hazards
which could resultin personal injury or death.CAUTION is used
to identify unsafe practices which may result in minor personal
injuryor product and property damage.NOTE is used to highlight
suggestionswhich will result in enhanced installatio n, reliability, or
operation.
IndoorThermostat ControlOptions
Model Infinity
Control
Standard
2--- sta g e
Thermostat
25HPA6 Yes Yes
!WARNING
ELECTRICALSHOCK HAZARD
Failure to follow thiswarning could result in personal
injuryor death.
Before installing, modifying, or servicing system, main
electrical disconnect switch must be in the OFF position
and install a lockout tag. There may be more than 1
disconnect switch. Lock out and tag switch with a
suitablewarninglabel.
!WARNING
UNITOPERATION AND SAFETY HAZARD
Failureto follow this warningcould result in personalinjury
oreq uipment damage.
PuronRrefrigerantsystems operate at higherpressures than
standardR--22 systems. Do not use R--22service equipment
orcomponents on PuronRrefrigerantequipment.