Long Line Guideline; Safety Considerations - Carrier 38C Series Installation, Operation And Maintenance Manual

A. Safety Considerations
Only trained service technicians familiar with standard service instructions and training materials should attempt installation, service,
and repair of these units. Improper installation, adjustment, alteration, service, maintenance, or use can cause explosion, fire, electrical
shock, or other conditions which may cause death, personal injury, or property damage. Consult a qualified installer, service agency, or
your distributor or branch for information o r assistance. The qualified i ns t a l l er or agency must use factory - authorized k i t s or
accessories when modifying this product. Refer to the individual instructions packaged with the kits or accessories when installing.
Follow all safety codes. Wear safety glasses, protective 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 literature and attached to the
unit. Consult local building codes and National Electrical Code (NEC) for special requirements.
Recognize safety information. This is the safety- alert symbol
manuals, be alert to the potential for personal injury. Understand these signal words; DANGER, WARNING, and CAUTION.
words are used with the safety- alert symbol. DANGER identifies the most serious hazards which will result in severe personal injury or
death. WARNING signifies hazards which could result in personal injury or death. CAUTION is used to identify unsafe practices
which may result in minor personal injury or product and property damage. NOTE is used to highlight suggestions which will result in
enhanced installation, reliability, or operation.
ELECTRICAL SHOCK HAZARD
Failure to follow this warning could result in personal injury or death.
All equipment should be installed in accordance with accepted practices and unit Installation Instructions, and in compliance with all
national and local codes. Power should be turned off when servicing or repairing electrical components. Extreme caution should
be observed when troubleshooting electrical components with power on. Observe all warning notices posted on equipment and in
instructions or manuals.
EXPLOSION AND PERSONAL SAFETY HAZARD
Failure to follow this warning could result in personal injury, equipment damage or improper operation.
Refrigeration systems contain refrigerant under pressure. Puron® refrigerant (R- 410A) systems operate at higher pressure than
standard R- 22 systems.
observed when handling refrigerants. Wear safety glasses and gloves to prevent personal injury. During normal system operations,
some components are hot and can cause burns. Rotating fan blades can cause personal injury. Appropriate safety considerations are
posted throughout this manual where potentially dangerous techniques are addressed.
Refrigeration systems contain refrigerant under pressure. Extreme caution should be observed when handling refrigerants. Wear safety
glasses and gloves to prevent personal injury. During normal system operations, some components are hot and can cause burns.
Rotating fan blades can cause personal injury. Appropriate safety considerations are posted throughout this manual where potentially
dangerous techniques are addressed.
B. Definitions
This Guideline c overs all residential split system air conditioner and heat pump products using Puron ® refrigerant.
Appendix
Long-Line Guideline.
(Single Stage Application For 38C Only)
WARNING
!
WARNING
!
Use only service equipment and components rated for Puron® refrigerant. Extreme caution should be
. When you see this symbol on the unit and in instructions or
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