![ATTENTION INSTALLERS AND SERVICE TECHNICIANS!](/images/new-backgrounds/33756/337569x1.webp)
5.Factory charge and superheat charging method are shown on unit information plate. (See Fig. 4.)
Do not disable
Compressor damage may occur if system is overcharged.
Service valve gage ports are not equipped with Schrader valves. To prevent personal injury, make sure valves are fully back seated before removing gage port caps. Wear safety glasses and gloves when handling refrigerant.
Do not vent refrigerant to atmosphere. Recover for system repair or final unit disposal.
CARE AND MAINTENANCE
For continuing high performance and to minimize possible equip- ment failure, it is essential that periodic maintenance be performed on this equipment. Consult servicing contractor or User's Manual for the proper frequency of maintenance. Frequency of mainte- nance may vary depending upon geographic areas, such as coastal applications.
Step 1ÐLeave User's Manual With Homeowner
Explain system operation and maintenance procedures outlined in User's Manual.
ATTENTION INSTALLERS AND SERVICE TECHNICIANS!
AIR CONDITIONER WITH
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·Vacuum pumps will not remove moisture from oil.
·Do not use
·Do not install a
·POE oils absorb moisture rapidly. Do not expose oil to atmosphere.
·Wrap all filter driers and service valves with wet cloth when brazing.
·A
·Do not use an
·If indoor unit is equipped with a TXV, it must be changed to an
·Never open system to atmosphere while it is under a vacuum.
·When system must be opened for service, break vacuum with dry nitrogen and replace filter driers.
·Do not vent
·Observe all warnings, cautions, and bold text.
·Do not use capillary tube indoor coils.
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