A29 Converter Error (For Only High Power Multi - Panasonic 2WAY Multi Technical & Service Manual

A29 Converter Error (for only High Power Multi)

Error detection method
Converter Error is assumed when an error occurs in the converter.
• When wires are broken or short-circuit has occurred in converter elements.
• When a converter circuit is damaged.
• When the TR temperature sensor and generator temperature sensor connectors are not connected to the
converter board.
Troubleshooting
1
Are the TR temperature sensor and generator temperature
Connector 1-1
sensor connectors connected to the converter board?
check
• It is possible to perform back-up operations (operations as a standard unit) with the following operations
during break-downs.
1. Disconnect the generator belt.
2. Disconnect all converter wires.
3. Set [Gen (generator parameter)] on the [No.10 First] outdoor unit initialization settings to [3 (no
generator)].
• Perform the following operations to restore the unit to generate power (normal high-power function
operations)
1. Install a generator belt and check the tension (see the Regular Replacement Manual.)
2. Reconnect off converter wires. (1 and 2 are only used when replacing parts and during back-up
operations.)
3. Set [Gen (generator parameter)] on the [No.10 First] outdoor unit initialization settings to [1 (generate
power)].
IV–29
Yes Replace the converter
No Connect the connector