R-290 Compressor Hazard Classification & Safeguards - Bunn Ultra NX Service & Repair Manual

SERVICE - HAZARD CLASSIFICATION & SAFEGUARDS
R-290 Compressor Hazard Classification and Safeguards
DANGER
Risk Of Fire Or Explosion.
• Flammable Refrigerant Used.
• To Be Repaired By R-290 Trained
Propane Service Personnel.
(R-290) • Do Not Puncture Refrigerant Tubing.
• Do Not Braze Pressurized Vessel.
Important Safeguards:
• Trained service personnel with the knowledge of servicing and troubleshooting R-290
refrigeration systems or related components should be used.
• All components used in Ultra NX are rated for refrigerant R-290 application.
• Always be alert of smell and sounds (arching, popping and humming) coming from the
compressor. Disconnect power or unplug immediately and get away.
• Always ensure main power is disconnected before any removal of a protective cover.
• Compressor oil and refrigerant being vented can create a hazardous risk of fire or explosion,
chemical burn or asphyxiant.
• Never reset a breaker or replace a blown fuse without checking the compressor or related
components for a short circuit or ground fault condition first.
• Always wear and use the appropriate safety gear when servicing a refrigeration system.
Protective gloves, eye wear, shoes, clothes and tools.
• If compressor ground fault condition exists, keep power off, disconnect power leads, mark or tag com-
pressor to indicate ground fault or defective compressor before replacing with a new compressor.
Risk Of Fire Or Explosion.
• Flammable Refrigerant Used. • Consult Instruction
Manual/Repair Manual/Owner's Guide Before Attempting
To Install Or Service This Product. • All Safety Precautions
Propane
Must Be Followed. • Dispose Of Properly in Accordance
(R-290)
With Federal Or Local Regulations. • Do Not Puncture
Refrigerant Tubing. • Follow Handling Instructions Carefully.
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CAUTION