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Installation Instructions
1 Key to Symbols and Safety Instructions
1.1 Key to Symbols
Warnings
Warnings in this document are identified by a warning triangle
printed against a grey background.
Keywords at the start of a warning indicate the type and seriousness
of the ensuing risk if measures to prevent the risk are not taken.
The following keywords are defined and can be used in this document:
f DANGER: indicates a hazardous situation which, if not avoided, will result
in death or serious injury.
f WARNING: indicates a hazardous situation which, if not avoided, could
result in death or serious injury.
f CAUTION: indicates a hazardous situation which, if not avoided, could
result in minor to moderate injury.
f NOTICE: is used to address practices not related to personal injury.
Important information
T his symbol indicates important information where there is no risk to
people or property.
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1.2 Safety
Please read before proceeding
WARNING:
These instructions are intended as an aid to qualified, licensed
service personnel for proper installation, adjustment and
operation of this unit. Read these instructions thoroughly
before attempting installation or operation. Failure to follow
these instruction may lead to improper installation, adjustment,
service or maintenance possibly resulting in fire, electrical shock,
property damage, personal injury or death.
This document is customer property and is to remain with this unit.
These instructions do not cover all the different variations of systems nor
does it provide for every possible contingency to be met in connection
with installation.
WARNING: FIRE, ELECTRICAL SHOCK, PROPERTY DAMAGE,
PERSONAL INJURY, OR DEATH
All phases of this installation must comply with NATIONAL, STATE
AND LOCAL CODES. If additional information is required please
contact your local distributor.
WARNING: ELECTRICAL SHOCK
Disconnect all power to unit before installing or servicing. More
than one disconnect switch may be required to deenergize the
equipment. Hazardous voltage can cause severe personal injury or
death.
WARNING: ELECTRICAL SHOCK
If removal of the blower assembly is required, all disconnect
switches supplying power to the equipment must be deenergized
and locked (if not in sight of unit) so the field power wires can be
safely removed from the blower assembly. Failure to do so can
cause electrical shock resulting in personal injury or death.
WARNING: FIRE, ELECTRICAL SHOCK, PROPERTY DAMAGE,
PERSONAL INJURY, OR DEATH
Because of possible damage to equipment or personal injury,
installation, service, and maintenance should be performed
by trained, qualified service personnel. Consumer service is
recommended only for filter cleaning / replacement. Never operate
the unit with the access panels removed.
Bosch BWA Series Air Handler - BTC 761703105 A (03.2023)
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