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Installation Manual – THH
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danger
indicates an imminently hazardous situation which, if not avoided,
will result in death or serious injury.
warning
indicates a potentially hazardous situation which, if not avoided,
could result in death or serious injury.
caution
identifies a hazard which could lead to damage to the machine,
damage to other equipment and or environmental pollution.
Usually an instruction will be given, together with a brief explanation.
note
is used to highlight additional information which may be
helpful to you.
The equipment covered by this manual is designed for safe and reliable
operation when installed and operated within its design specification
limits. To avoid personal injury or damage to equipment or property
while installing or operating this equipment, it is essential that qualified,
experienced personnel perform these functions using good judgment and
safe practices. See the following cautionary statements.
danger
ELECTRICAL SHOCK HAZARDS
All power must be disconnected prior to installation and
serving this equipment. More than one source of power
may be present. Disconnect all power sources to avoid
electrocution or shock injuries.
MOVING PARTS HAZARDS
Motor and Blower must be disconnected prior to opening
access panels. Motors can start automatically, disconnect
all power and control circuits prior to servicing to avoid
serious crushing or dismemberment injuries.
HOT PARTS HAZARDS
Electric Resistance heating elements must be disconnected
prior to servicing. Electric Heaters may start automatically,
disconnect all power and control circuits prior to servicing
to avoid burns.
Check that the unit assembly and component weights
can be safely supported by rigging and lifting equipment.
All assemblies must be adequately secured during lifting
and rigging by temporary supports and restraints until
equipment is permanently fastened and set in its final
location.
All unit temporary and permanent supports must be
capable of safely supporting the equipment’s weight and
any additional live or dead loads that may be encountered.
All supports must be designed to meet applicable local
codes and ordinances.
All fastening devices must be designed to mechanically
lock the assembly in place without the capability of
loosening or breaking away due to system operation,
vibration, impact or seismic event.
Secure all dampers when servicing damper, actuator or
linkages. Dampers may activate automatically, disconnect
control circuits or pneumatic control systems to avoid
injury.
Protect adjacent flammable materials when brazing,
Use flame and heat protection barriers where needed. Have
fire extinguisher available and ready for immediate use.
danger
danger
warning
warning
warning
warning
caution
caution
Safety Symbols
The following symbols are used in this document to alert the reader to areas of potential hazard:
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