York YPAL 050 Air Conditioner User Manual


 
JOHNSON CONTROLS
2
FORM 100.50-NOM6 (1207)
This equipment is a relatively complicated ap pa ra tus.
Dur ing installation, operation, maintenance or service,
in di vid u als may be exposed to certain com po nents or
conditions in clud ing, but not limited to: re frig er ants,
oils, materials un der pressure, rotating com po nents,
and both high and low voltage. Each of these items
has the po ten tial, if misused or handled im prop er ly, to
cause bodi ly injury or death. It is the obligation and
re spon si bil i ty of operating/service per son nel to iden ti fy
and rec og nize these inherent hazards, protect them selves,
and pro ceed safely in completing their tasks. Failure to
com ply with any of these requirements could re sult in
se ri ous dam age to the equipment and the prop er ty in
IMPORTANT!
READ BEFORE PROCEEDING!
GENERAL SAFETY GUIDELINES
which it is sit u at ed, as well as severe personal injury or
death to them selves and people at the site.
This document is intended for use by owner-authorized
operating/service personnel. It is expected that this
in di vid u al possesses independent training that will
en able them to perform their assigned tasks properly
and safe ly. It is essential that, prior to performing any
task on this equipment, this individual will have read
and un der stood this document and any referenced
materials. This in di vid u al will also be familiar with and
comply with all ap pli ca ble governmental standards and
regulations per tain ing to the task in question.
SAFETY SYMBOLS
The following symbols are used in this document to alert the reader to areas of potential hazard:
CAUTION identifi es a hazard which
could lead to damage to the ma chine,
damage to other equip ment and/or
en vi ron men tal pollution. Usually an
in struc tion will be given, together with
a brief ex pla na tion.
NOTE is used to highlight ad di tion al
information which may be helpful to
you.
DANGER indicates an im mi nent ly
hazardous situation which, if not
avoid ed, will re sult in death or se ri ous
injury.
WARNING indicates a potentially
haz ard ous sit u a tion which, if not
avoid ed, could result in death or se-
ri ous in ju ry.
External wiring, unless specifi ed as an optional connection in the man u fac tur er’s prod uct
line, is NOT to be connected inside the micro pan el cab i net. De vic es such as re lays, switch es,
transducers and controls may NOT be installed inside the mi cro pan el. NO external wiring
is al lowed to be run through the micro panel. All wir ing must be in ac cor dance with JOHN-
SON CONTROLS’s pub lished spec i fi ca tions and must be per formed ONLY by qual i fi ed
JOHNSON CONTROLS personnel. JOHNSON CONTROLS will not be re spon si ble for
dam ag es/problems re sult ing from im prop er con nec tions to the con trols or ap pli ca tion of
im prop er con trol sig nals. Failure to fol low this will void the man u fac tur er’s warranty and
cause serious dam age to property or injury to per sons.