Various Protections - Rheem RHMV2421MNACJA Service Manual

17. VARIOUS PROTECTIONS

1. DISCHARGE GAS TEMPERATURE OVERRIDE PREVENTION CONTROL
Discharge gas thermosensor (discharge thermistor : Outdoor side)
detects discharge gas temperature.
RP1724HJVXA
RP1730HJVXA
When discharge temperature exceeds 219.2˚F (104.0˚C),
compressor frequency is decreased 10rps,
and it continues to decrease 10 rps every 120 seconds
until temperature dips from 219.2˚F (104.0 ˚C)
When discharge temperature dips from 213.8˚F (101.0˚C),
control of compressor frequency is released.
When discharge temperature exceeds 230.0˚F (110.0˚C),
compressor stops and indoor unit LED starts blinking.
RP1736HJVXA
RP1748HJVXA
When discharge temperature exceeds 219.2˚ F (104.0 ˚C),
compressor frequency is decreased 30rps,
and it continues to decrease 30 rps every 120 seconds
until temperature dips from 219.2˚F (104.0˚C)
When discharge temperature dips from 213.8˚F (101.0˚C),
control of compressor frequency is released.
When discharge temperature exceeds 230.0˚F (110.0˚C),
compressor stops and indoor unit LED starts blinking.
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