17JOHNSON CONTROLS
FORM 160.80-EG1 (808)
system to provide:
• remote chiller start and stop
• remote leaving chilled liquid temperature adjust
• remote current limit setpoint adjust
• remote ready to start contacts
• safety shutdown contacts
• cycling shutdown contacts
• run contacts
CODES AND STANDARDS
• ASME Boiler and Pressure Vessel Code – Section
Vlll Division 1.
• ARI Standard 550/590
• c/U.L. – Underwriters Laboratory
• ASHRAE 15 – Safety Code for Mechanical Refrigera-
tion
• ASHRAE Guideline 3 – Reducing Emission of Haloge-
nated Refrigerants in Refrigeration and Air-Condition-
ing Equipment and Systems
• NEC – National Electrical Code
• OSHA – Occupational Safety and Health Act
• A.D. Merkblatter
ISOLATION MOUNTING
The unit is provided with four vibration isolation mounts
consisting of 1” (25.4 mm) thick neoprene isolation pads
for eld mounting under the steel mounting pads located
on the tube sheets.
REFRIGERANT CONTAINMENT
The standard unit has been designed as a complete and
compact factory packaged chiller. As such, it has mini-
mum joints from which refrigerant can leak. The entire
assembly has been thoroughly leak tested at the factory
prior to shipment. The YORK chiller includes service
valves conveniently located to facilitate transfer of refrig-
erant to a remote refrigerant storage/recycling system.
Optional condenser isolation valves permit storage of the
charge in the condenser.
PAINT
Exterior surfaces are protected with one coat of Carib-
bean blue, durable alkyd-modied, vinyl enamel, ma-
chinery paint.
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