Rheem RRNL-B, Installation Instructions Manual

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!
WARNING
DO NOT JUMPER THIS DEVICE! DO NOT reset the overtemperature control
without taking corrective action to assure that an adequate supply of combus-
tion air is maintained under all conditions of operation. Failure to do so can
result in carbon monoxide poisoning or death. Replace this control only with
the identical replacement part.
!
WARNING
HOLES IN THE EXHAUST TRANSITION OR HEAT EXCHANGER CAN CAUSE
TOXIC FUMES TO ENTER THE HOME. THE EXHAUST TRANSITION OR HEAT
EXCHANGER MUST BE REPLACED IF THEY HAVE HOLES OR CRACKS IN
THEM. FAILURE TO DO SO CAN CAUSE CARBON MONOXIDE POISONING
RESULTING IN PERSONAL NJURY OR DEATH.
!
WARNING
DISCONNECT MAIN ELECTRICAL POWER TO THE UNIT BEFORE ATTEMPT-
ING MAINTENANCE. FAILURE TO DO SO MAY RESULT IN ELECTRICAL
SHOCK OR SEVERE PERSONAL INJURY OR DEATH.
!
WARNING
LABEL ALL WIRES PRIOR TO DISCONNECTION WHEN SERVICING CON-
TROLS. WIRING ERRORS CAN CAUSE IMPROPER AND DANGEROUS OPER-
ATION RESULTING IN FIRE, ELECTRICAL SHOCK, PROPERTY DAMAGE, PER-
SONAL INJURY OR DEATH.
!
WARNING
LABEL ALL WIRES PRIOR TO DISCONNECTION WHEN SERVICING THE UNIT.
WIRING ERRORS CAN CAUSE IMPROPER AND DANGEROUS OPERATION
RESULTING IN FIRE, ELECTRICAL SHOCK, PROPERTY DAMAGE, SEVERE
PERSONAL INJURY OR DEATH.
!
WARNING
DISCONNECT MAIN ELECTRICAL POWER TO THE UNIT BEFORE ATTEMPT-
ING TO CHANGE BLOWER SPEEDS. FAILURE TO DO SO MAY RESULT IN
ELECTRICAL SHOCK OR SEVERE PERSONAL INJURY OR DEATH.
!
WARNING
DISCONNECT ALL POWER TO UNIT BEFORE SERVICING. CONTACTOR MAY
BREAK ONLY ONE SIDE. FAILURE TO SHUT OFF POWER CAN CAUSE ELEC-
TRICAL SHOCK RESULTING IN PERSONAL INJURY OR DEATH.
!
CAUTION
R-410A systems operate at higher pressures than R-22 systems. Do not use
R-22 service equipment or components on R-410A equipment.
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