Johnson Controls 22 SEER installation manual UIM-B-0113, Error Codes - 09K 12K Continued

898841-UIM-B-0113

TABLE 12: Error Codes - 09K 12K (Continued)

		Display Method of Indoor Unit						Malfunction
	Malfunction		Indicator Display			Indicator has 3 kinds of display
No.		Dual 8	(during blinking,			status and during blinking, ON 0.5s				A/C Status	Possible Causes
	Name	Code	ON 0.5s and OFF 0.5s)				and OFF 0.5s
		Display	Operation	Cool	Heating	Yellow		Red	Green
			Indicator	Indicator	Indicator	Indicator		Indicator	Indicator
											1. Measure the voltage of posi-
											tion L and N on wiring board
											(XT), if the voltage is higher than
										During cooling and drying	150VAC, turn on the unit after
	Voltage of DC				OFF 3S	OFF 3S				operation, compressor will	the supply voltage is increased
										stop while indoor fan will	to the normal range.
22	bus-bar is too	PL			and blink	and blink
										operate; During heating	2.If the AC input is normal, mea-
	low				21 times	12 times
										operation, the complete	sure the voltage of electrolytic
										unit will stop.	capacitor C on control panel
											(AP1), if its normal, theres mal-
											function for the circuit, please
											replace the control panel (AP1).
	Compressor
23	Min	P0									Showing during min. cooling or
	frequence in										min. heating test.
	test state
	Compressor
24	rated	P1									Showing during nominal cooling
	frequence in										or nominal heating test.
	test state
	Compressor
25	maximum	P2									Showing during max. cooling or
	frequence in										max. heating test.
	test state
	Compressor
26	intermediate	P3									Showing during middle cooling
	frequence in										or middle heating test.
	test state
	Overcurrent									During cooling and drying	Refer to the ProficienTECH
										operation, compressor will	Ductless Splits Technical Train-
	protection			OFF 3S
27										stop while indoor fan will	ing Manual (IPM protection, loss
	of phase	P5		and blink
										operate; During heating	of synchronism protection and
	current for			15 times
										operation, the complete	overcurrent protection of phase
	compressor
										unit will stop operation.	current for compressor..
										During cooling and drying
	Charging				OFF 3S					operation, compressor will	Refer to the part three-charging
										stop while indoor fan will	ProficienTECH Ductless Splits
28	malfunction	PU			and blink
										operate; During heating	Technical Training Manual of
	of capacitor				17 times
										operation, the complete	capacitor.
										unit will stop.
										During cooling and drying
	Malfunction				OFF 3S					operation, compressor will
29	of module									stop while indoor fan will	Replace outdoor control panel
		P7			and blink
	temperature									operate; During heating	AP1.
					18 times
	sensor circuit									operation, the complete
										unit will stop.
											After the complete unit is
										During cooling operation,	de-energized for 20 mins, check
											whether the thermal grease on
	Module high				OFF 3S					compressor will stop while
30		P8									IPM Module of outdoor control
	temperature				and blink					indoor fan will operate;	panel AP1 is sufficient and
	protection				19 times					During heating operation,
											whether the radiator is inserted
										the complete unit will stop.
											tightly. If its no use, please
											replace control panel AP1.
	Decrease
	frequency									All loads operate normally,	Refer to the ProficienTECH
	due to high				OFF 3S
31										while operation frequency	Ductless Splits Technical Train-
	temperature	H0			and blink
										for compressor is	ing Manual (overload, high tem-
	resistant				10 times
										decreased.	perature resistant).
	during heat-
	ing operation
	Static				OFF 3S
32	dedusting	H2			and blink
	protection				twice

34 Johnson Controls Unitary Products