Unit Arrangement And Access; General - Bryant 559K 08 Series Service And Maintenance Instructions

Single package rooftop electric cooling unit with puron (r-410a) refrigerant 7.5 to 15 nominal tons

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available. Read these instructions thoroughly and follow all warn-

ings or cautions attached to the unit. Consult local building codes

and National Electrical Code (NEC) for special requirements.

Recognize safety information. This is the safety ALERT symbol

. When you see this symbol on the unit and in instructions or

manuals, be aware of the potential for physical injury hazards.

Understand the signal words DANGER, WARNING, and

CAUTION. These words are used with the safety ALERT sym-

bol. DANGER indicates a hazardous situation which, if not avoid-

ed, will result in death or severe personal injury. WARNING in-

dicates a hazardous situation which, if not avoided, could result in

death or personal injury. CAUTION indicates a hazardous situa-

tion which, if not avoided, could result in minor to moderate injury

or product and property damage. IMPORTANT is used to ad-

dress practices not related to physical injury. NOTE is used to

highlight suggestions which will result in enhanced installation,

reliability, or operation.

WARNING

ELECTRICAL OPERATION HAZARD

Failure to follow this warning could result in personal

injury or death.

Before performing service or maintenance operations on

unit, LOCKOUT/TAGOUT the main power switch to unit.

Electrical shock and rotating equipment could cause severe

injury.

WARNING

ELECTRICAL OPERATION HAZARD

Failure to follow this warning could result in personal

injury or death.

Units with convenience outlet circuits can use multiple

disconnects. Check convenience outlet for power status

before opening unit for service. Locate the disconnect

switch

and

lock

LOCKOUT/TAGOUT this switch to notify others.

WARNING

UNIT OPERATION AND SAFETY HAZARD

Failure to follow this warning could cause personal injury,

death and/or equipment damage.

Puron (R-410A) refrigerant systems operate at higher

pressures than standard R-22 systems. Do not use R-22

service equipment or components on Puron refrigerant

equipment.

WARNING

FIRE, EXPLOSION HAZARD

Failure to follow this warning could result in death, serious

personal injury and/or property damage.

Never use air or gases containing oxygen for leak testing or

for operating refrigerant compressors. Pressurized mixtures

of air or gases containing oxygen can lead to an explosion.

the

open

position

FIRE, EXPLOSION HAZARD

Failure to follow this warning could result in death, serious

personal injury and/or property damage.

Never use non-certified refrigerants in this product. Non-

certified refrigerants could contain contaminates that could

lead to unsafe operating conditions. Use ONLY refrigerants

that conform to AHRI Standard 700.

UNIT DAMAGE HAZARD

Failure to follow this caution may result in reduced unit

performance or unit shutdown.

High velocity water from a pressure washer, garden hose,

or compressed air should never be used to clean a coil. The

force of the water or air jet will bend the fin edges and

increase airside pressure drop.

IMPORTANT: Lockout/Tag-out is a term used when

electrical power switches are physically locked preventing

power to the unit. A placard is placed on the power switch

alerting service personnel that the power is disconnected.