York YR Manual page 2

READ BEFORE PROCEEDING!
This equipment is a relatively complicated apparatus.
During installation, operation, maintenance or service,
individuals may be exposed to certain components or
conditions including, but not limited to: refrigerants,
oils, materials under pressure, rotating components, and
both high and low voltage. Each of these items has the
potential, if misused or handled improperly, to cause
bodily injury or death. It is the obligation and respon-
sibility of operating/service personnel to identify and
recognize these inherent hazards, protect themselves,
and proceed safely in completing their tasks. Failure
to comply with any of these requirements could result
in serious damage to the equipment and the property in
The following symbols are used in this document to alert the reader to areas of potential hazard:
DANGER indicates an imminently haz-
ardous situation which, if not avoided,
will result in death or serious injury.
WARNING indicates a potentially haz-
ardous situation which, if not avoided,
could result in death or serious injury.
External wiring, unless specified as an optional connection in the manufacturer's product line, is
not to be connected inside the micro panel cabinet. Devices such as relays, switches, transducers and
controls may not be installed inside the micro panel. No external wiring is allowed to be run through
the micro panel. All wiring must be in accordance with Johnson Controls published specifications
and must be performed only by qualified Johnson Controls personnel. Johnson Controls will not be
responsible for damages/problems resulting from improper connections to the controls or application
of improper control signals. Failure to follow this will void the manufacturer's warranty and cause
serious damage to property or injury to persons.
2
IMPORTANT!
GENERAL SAFETY GUIDELINES
SAFETY SYMBOLS
which it is situated, as well as severe personal injury or
death to themselves and people at the site.
This document is intended for use by owner-authorized
operating/service personnel. It is expected that this in-
dividual possesses independent training that will en-
able them to perform their assigned tasks properly and
safely. It is essential that, prior to performing any task
on this equipment, this individual shall have read and
understood this document and any referenced mate-
rials. This individual shall also be familiar with and
comply with all applicable governmental standards and
regulations pertaining to the task in question.
CAUTION identifies a hazard which
could lead to damage to the machine,
damage to other equipment and/or envi-
ronmental pollution. Usually an instruc-
tion will be given, together with a brief
explanation.
NOTE is used to highlight additional in-
formation which may be helpful to you.
FORM 160.81-O1 (1020)
ISSUE DATE 10/05/2020
JOHNSON CONTROLS