Active Compressor Protection Mode - Rheem RA17 Series Installation Instructions Manual

INSTALLATION

Active Compressor Protection Mode

• The I actively protects the compressor from
harmful operation during a fault condition.
• hen the I detects a condition that could damage
the compressor, the ICC will enter active protection
mode and lockout compressor operation.
• The condition causing active protection must be
resolved then the ICC can be reset to restart the
system.
• There are five 5 active protection modes:
1) Low Pressure Control Lockout
• The I will display a flashing 21 followed by a
flashing when a low pressure control loc out
occurs.
• The I addresses low pressure control faults
differently depending on the mode of unit
operation (cooling or heating mode).
Active Protection – Code 21L – Open low pressure control
Cooling Mode
command for cooling operation, the ICC will
lockout the compressor to keep it from continuing
to operate and flash a "21" on the dual 7-segment
LEDs followed by an "L".
IMPORTANT:
protection must be manually reset.
2) High Pressure Control Lockout
• If the opens three 3 times during the same
command for unit operation, the ICC will lockout
the compressor to keep it from continuing to
operate and flash a 2
Ds followed by an
24
This mode of active
on the dual -segment
.
Active Protection – Code 29L – Open high pressure control
IMPORTANT:
protection must be manually reset.
3) Compressor Protector Trip
• If I detects a protector trip it will display a 5 .
If protector doesn't reset within 4 hours, the ICC
display will change to
Compressor Protector – Code 5 – Protector Trip
4) Open Start Circuit Lockout
• The I will display a flashing 6
by a flashing when a loc ed rotor condition
occurs.
Active Protection – Code 6L – Compressor open start circuit
If the ICC detects current in the run circuit
without current present in the start circuit, the
ICC will lockout the compressor to keep it from
continuing to operate and flash an 6
dual -segment
IMPORTANT:
protection must be manually reset.
This mode of active
5 .
followed
on the
Ds followed by a 06 .
This mode of active