4. Diagnostic Self-Check List - Panasonic U-16GE3E5 Bedienungsanleitung

14. Diagnostic Self-Check List

Table 6
System A (activation of engine system operation devices)
Outdoor unit control
board display
Operation is normal
Engine oil pressure trouble
Engine oil trouble
Engine speed too high
Engine speed too low
Ignition power trouble
Engine start failure
Fuel gas valve failure
Engine stall
Exhaust gas temp. high
Engine oil level trouble
Throttle failure
Engine oil pressure switch failure
Start power output short circuit
System E (communications system trouble)
Outdoor unit control
board display
Remote controller receiving failure
Remote controller sending failure
Indoor unit failed to receive signal from remote
controller (central)
Indoor unit failed to receive signal from outdoor unit
Indoor unit failed to send signal to outdoor unit
Outdoor unit failed to receive signal from indoor unit
Outdoor unit failed to send signal to indoor unit
Duplicate indoor unit address
Multiple units set as master remote controller
Communications failure with DC fan driver
Indoor board failed to receive signal from signal output
board
System F (trouble with sensors, memory, or other parts)
Outdoor unit control
board display
Indoor heat exchange inlet temp. sensor trouble
Indoor heat exchanger intermediate temp. sensor
trouble (Water heat exchanger freezing sensor trouble)
Indoor heat exchanger outlet temp. sensor trouble
Compressor outlet temp. sensor trouble
Outdoor heat exchanger inlet temp. sensor trouble
Outdoor heat exchanger outlet temp. sensor trouble
Outdoor temp. sensor trouble
Indoor unit intake air temp. sensor trouble
Indoor unit discharge air temp. sensor trouble
Compressor inlet temp. sensor trouble
Cooling water temp. sensor trouble
Contents
Contents
Contents
EN - 15
Outdoor unit control
board display
Starter locked
CT trouble (starter current detection failure)
Cooling water temp. low
Cooling water temp. high
Cooling water level trouble
Cooling water pump overload
Crankshaft angle sensor trouble
Camshaft angle sensor trouble
Clutch trouble (handled as warning)
Misfire
Catalyst temp. trouble
Generator trouble
Converter trouble
Fuel gas pressure low
Outdoor unit control
board display
Automatic address setting is in progress; automatic
address setting start is prohibited
Indoor unit failed to send signal to remote controller
Automatic address setting warning (too few units)
Automatic address setting warning (too many units)
Group control cable communications failure
Automatic address indoor unit does not exist
PCB (Control Board) trouble
Thermistor trouble
Communications failure between outdoor units
Discrepancy in the number of outdoor units
Unit internal communications failure
Outdoor unit control
board display
Compressor inlet/outlet pressure sensor trouble
Optical sensor trouble
Exhaust gas temp. sensor trouble
Clutch coil temp. sensor trouble
Clutch coil 2 temp. sensor trouble
Coolant heat exchanger for heating inlet temperature
sensor failure
Coolant heat exchanger for heating outlet temperature
sensor failure
Indoor nonvolatile memory (EEPROM) trouble
Clock function (RTC) trouble
Outdoor nonvolatile memory (EEPROM) trouble
Contents
Contents
Contents