482 01 5180 00
January 2006
INSTALLATION INSTRUCTIONS
Winter Start Control
NASA001WS
These instructions must be read and understood completely before attempting installation.
Safety Considerations:
Installing and servicing of air conditioning equipment can be hazardous due to system pressure and electrical
components. Only trained personnel should install or service air conditioning equipment.
Untrained personnel can perform basic maintenance functions such as cleaning coils or cleaning and replacing filters.
All other operations should be performed by trained service personnel. When working on air conditioning equipment
observe precautions in the literature and on tags and labels attached to the unit.
Follow all safety codes. Wear safety glasses and work gloves. Use a quenching cloth for brazing operations. Have a
fire extinguisher available.
DANGER, WARNING, CAUTION, and
NOTE
The signal words
DANGER, WARNING, CAU-
TION,
and
NOTE
are used to identify levels of haz-
ard seriousness. The signal word
DANGER
is only
used on product labels to signify an immediate haz-
ard. The signal words
WARNING,
CAUTION,
and
NOTE
will be used on product labels and through-
out this manual and other manuals that may apply
to the product.
DANGER
−
Immediate hazards which
will
result in
severe personal injury or death.
WARNING
−
Hazards or unsafe practices which
could
result in severe personal injury or death.
CAUTION
−
Hazards or unsafe practices which
may
result in minor personal injury or product or
property damage.
NOTE
−
Used to highlight suggestions which
will
result in enhanced installation, reliability, or opera-
tion.
Signal Words in Manuals
The signal word
WARNING
is used throughout this
manual in the following manner:
The signal word
CAUTION
is used throughout this
manual in the following manner:
Signal Words on Product Labeling
Signal words are used in combination with colors
and/or pictures on product labels.
WARNING
Safety Labeling and Signal Words
!
CAUTION
WARNING
!
INTRODUCTION
This instruction covers the installation of Winter Start
Control Part No. NASA001WS on split
−
system air
conditioners.
The Winter Start Control prevents nuisance tripping of the
low
−
pressure switch when air conditioners are operated
in cold (winter) temperatures.
!
WARNING
ELECTRICAL SHOCK HAZARD
Failure to turn off electric power could result in
personal injury or death.
Before installing or servicing system, turn off
main power to the system. There may be more than
one disconnect switch, including accessory
heater(s).
