Heat Controller, Inc. HTV/HTD/HTH SERIES
2
T
WARNING! Verify refrigerant type
before proceeding. Units are
shipped with R-410A refrigerant.
The R-410A application and service
manual should be read and
understood before attempting to
service refrigerant circuits with
R-410A.
SAFETY
Warnings, cautions and notices appear
throughout this manual. Read these items
carefully before attempting any installation,
service or troubleshooting of the
equipment.
DANGER: Indicates an immediate
hazardous situation, which if not avoided
will result in death or serious injury.
DANGER labels on unit access panels
must be observed.
WARNING: Indicates a potentially
hazardous situation, which if not avoided
could result in death or serious injury.
⌧ WARNING! ⌧
T
WARNING! To avoid the release of
refrigerant into the atmosphere, the
refrigerant circuit of this unit must be
serviced only by technicians who
meet local, state and federal
proficiency requirements.
⌧ WARNING! ⌧
T
WARNING! All refrigerant
discharged from this unit must be
recovered WITHOUT EXCEPTION.
Technicians must follow industry
accepted guidelines and all local,
state, and federal statutes for the
recovery and disposal of refrigerants.
If a compressor is removed from this
unit, refrigerant circuit oil will remain
in the compressor. To avoid leakage
of compressor oil, refrigerant lines of
the compressor must be sealed after
it is removed.
⌧ WARNING! ⌧
T
CAUTION! To avoid equipment
damage, DO NOT use these units as
a source of heating or cooling during
the construction process. The
mechanical components and filters
will quickly become clogged with
construction dirt and debris, which
may cause system damage.
⌧ CAUTION! ⌧
NOTICE: Notification of installation,
operation or maintenance information,
which is important, but which is not
hazard-related.
CAUTION: Indicates a potentially
hazardous situation or an unsafe practice,
which if not avoided could result in minor or
moderate injury or product or property
damage.
3
T
WARNING! Verify refrigerant type
before proceeding. Units are
shipped with R-410A refrigerant.
The R-410A application and service
manual should be read and
understood before attempting to
service refrigerant circuits with
R-410A.
SAFETY
Warnings, cautions and notices appear
throughout this manual. Read these items
carefully before attempting any installation,
service or troubleshooting of the
equipment.
DANGER: Indicates an immediate
hazardous situation, which if not avoided
will result in death or serious injury.
DANGER labels on unit access panels
must be observed.
WARNING: Indicates a potentially
hazardous situation, which if not avoided
could result in death or serious injury.
⌧ WARNING! ⌧
T
WARNING! To avoid the release of
refrigerant into the atmosphere, the
refrigerant circuit of this unit must be
serviced only by technicians who
meet local, state and federal
proficiency requirements.
⌧ WARNING! ⌧
T
WARNING! All refrigerant
discharged from this unit must be
recovered WITHOUT EXCEPTION.
Technicians must follow industry
accepted guidelines and all local,
state, and federal statutes for the
recovery and disposal of refrigerants.
If a compressor is removed from this
unit, refrigerant circuit oil will remain
in the compressor. To avoid leakage
of compressor oil, refrigerant lines of
the compressor must be sealed after
it is removed.
⌧ WARNING! ⌧
T
CAUTION! To avoid equipment
damage, DO NOT use these units as
a source of heating or cooling during
the construction process. The
mechanical components and filters
will quickly become clogged with
construction dirt and debris, which
may cause system damage.
⌧ CAUTION! ⌧
NOTICE: Notification of installation,
operation or maintenance information,
which is important, but which is not
hazard-related.
CAUTION: Indicates a potentially
hazardous situation or an unsafe practice,
which if not avoided could result in minor or
moderate injury or product or property
damage.
