Field Maintenance - Pioneer QUANTUM INVERTER Series Service & Troubleshooting Manual

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5.2

Field maintenance

No.

Problem

Unit will not start

Compressor will not start but fans run

Compressor and condenser (outdoor) fan will not start

Evaporator (indoor) fan will not start

Condenser (Outdoor) fan will not start

Unit runs, but shortly stops

Compressor short-cycles due to overload

High discharge pressure

Low discharge pressure

High suction pressure

Low suction pressure

Unit runs continuously but insufficient cooling/heating

Too cool

Compressor is noisy

Horizontal louver can not revolve

Troubleshooting





Solution

TS16 - TS17

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