Safety Notifications; Maintenance Safety; Operation Safety - GE UUC112WC Series Service Manual

Safety Notifications

Maintenance Safety

PROHIBITED:
• Do not pierce or burn.
• Please note that refrigerant may be odorless.
• The appliance shall be stored in a room without
continuously operating ignition sources (For
example: open flames, an operating gas appliance
or an operating electric heater).
• Indoor unit adopts special joints that can't be
detached. The installation method is the same
with the common joints. Because the joint can't be
detached and if it is leaking; it must be cut out and
replaced with a braze joint.
• Using unsuitable parts or tools may lead to electric
shock or fire hazard.
• Please ventilate the room immediately if refrigerant
leaks during maintenance. Heavy leakage may lead
to breathing difficulty, severe injury or death.
• Disconnect power before disassembling the
appliance for maintenance.
• The appliance should be maintained and cared
by authorized technical personnel with necessary
qualifications.
NOTICE:
• This unit requires a proper earth ground per local
and national electrical codes.
• Never repair the unit with wet hands. Operating the
unit with wet hands may lead to electric shock.
• Isolate all power sources before cleaning the unit.
• All field installed wiring must conform to local and
national electric codes.
• Brazing, welding and cutting must de done in
properly ventilated areas.
• Gas appliances, heaters and other fire sources
should be kept away from the installation and
maintenance site.
• Maintenance should be done according to
manufacturer's instructions.
OBSERVED:
• Check all condensate drain outlets during
maintenance and operational checks.
• Unit should be installed level and on a surface that
will sufficiently support it's weight.
• Disassembly of the unit, handling of the refrigerant,
oil and accessories should all be done according to
applicable local rules and regulations.
• If the unit location is more than 6 feet high, please
wear a safety helmet, gloves and a safety belt.
• Never mix any other substances except the
specified refrigerant into the refrigerant circuit.
• Check the location to see if the weight can be
properly supported before installing the unit.
• Please test the system for leaks prior to charging.
Leaks discovered after the unit start up require
refrigerant pump-down, leak repair and recharging.
Do not allow refrigerant to leak into unventilated
spaces.
• Prepare suitable tools and protectors.
• Please isolate all power to the system while making
repairs and performing maintenance.

Operation Safety

• Never try to modify the unit, otherwise, it may
cause electric shock, overheat or fire hazard.
• Replace all wires that have worn or damaged
insulation.
• This equipment must have a dedicated electrical
circuit and service disconnect switch.
• Maintain a regular schedule for presentative
maintenance.
• Do not remove the fan cover while the unit is
running.
• Use soap and water only to clean the unit. Do not
use any solvents to clean the control panel.
• Isolate all power to the system before cleaning the
unit.
CONNECT SERIES SERVICE MANUAL
WARNING:
PROHIBITED:
WARNING:
NOTICE:
1