York YLAA0041 Installation Operation & Maintenance page 3

Form 150.72-ICOM6
Issue date: 12/19/2023
Working with chiller vessels which are designed to contain contents under pressure must only be
conducted by fully qualified technicians who have been certified in accordance with EPA Section 608
of the Clean Air Act requirements for the US or equivalently the Federal Halocarbon Regulations
and the Refrigerant Code of Practice for Canada. This equipment is only intended for installation
in locations that are not accessible to the general public. Further, this equipment is not intended for
use by persons (including children) with reduced physical, sensory or mental capabilities, or lack
of experience and knowledge. Refrigerant R-454B is classified as an A2L refrigerant and must be
handled in accordance with all governing regulations. Failure to meet this requirement can result
in damage to equipment, release of refrigerant into the environment, contamination of the operating
space for the equipment and pose a risk of personal injury or death. It is the responsibility of any
service technician or operator to adhere to these requirements. See 160.00-AD10 for greater details
regarding the application and use of A2L refrigerants.
In complying with Johnson Controls' policy for con-
tinuous product improvement, the information con-
tained in this document is subject to change without
notice. Johnson Controls makes no commitment to
update or provide current information automatically
to the manual or product owner. Updated manuals, if
applicable, can be obtained by contacting the nearest
Johnson Controls Service office or accessing the John-
son Controls Knowledge Exchange website at
docs.johnsoncontrols.com/chillers/.
Revisions made to this document are indicated in the following table. These revisions are to technical information,
and any other changes in spelling, grammar, or formatting are not included.
Affected pages Description
3 Updated the refrigerant warning in General safety guidelines
Manual description
Start-Up Checklist - Style A and B, 60 Hz
Limited Warranty Engineered Systems Equipment
Chiller A2L Refrigerant Application Data
Johnson Controls
Changeability of this document
https://
Revision notes
Associated literature
It is the responsibility of rigging, lifting, and operating/
service personnel to verify the applicability of these
documents to the equipment. If there is any question
regarding the applicability of these documents, rig-
ging, lifting, and operating/service personnel should
verify whether the equipment has been modified and
if current literature is available from the owner of the
equipment prior to performing any work on the chiller.
Form number
150.72-CL1
50.05-NM2
160.00-AD10
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