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General| Model | HML50TA |
|---|---|
| Type | Heat Pump |
| Voltage | 208/230V |
| Phase | 1 |
| Hertz | 60 Hz |
| Compressor Type | Scroll |
| Refrigerant | R410A |
| COP | 5.0 |
| Heating Capacity | 50, 000 BTU/h |
Details refrigerant handling, EPA regulations, and electric shock risks for service personnel.
A prominent warning box emphasizing extreme caution due to high voltage.
Explains power connection, water lines, thermostat settings, and operational time delays.
Lists normal operating pressures for the low side (125-135psi) and high side (290-400psi).
Details wiring instructions for connecting a 2-wire remote to the heat pump.
Details wiring instructions for connecting a 3-wire remote to the heat pump.
Outlines the specific button presses and sequences for setting up remote operation on Summit units.
Explains the LP code and troubleshooting steps for leaks, fan motor, or capacitor issues.
Details checks for LP switch continuity, wiring, and potential control board problems.
Explains HP/HI codes and troubleshooting for restricted water flow or TXV failures.
Explains Flo/PS codes, linking them to water flow issues and flow switch checks.
Discusses causes of a blank display, including low voltage, tripped breakers, and blown fuses.
Guides users through diagnosing water flow and pressure switch related issues.
Guides users through diagnosing high/low pressure (HI/HP) errors.
Guides diagnosis for water sensor open (OP/PO) or shorted (Pc/SH) codes.
Guides diagnosis for defrost sensor open (cOP/dPO) or shorted (cSH/dPc) codes.
Provides a detailed flowchart for diagnosing and resolving LP errors.
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