Heat Controller DMH18DB-1 manual 64Multi type Air Conditioner, Troubleshooting Guide, Error, Title

Troubleshooting Guide

Error	Title		Cause of error	Check point & Normal condition
code
			• Discharge sensor	• Check the discharge pipe sensor.
33	D-Pipe Temp. High			• Check the install condition for over load.
			temp. high	• Check the leakage of refrigerent.
				• Check the SVC V/V open.
	115°C(239°F)	COMP OFF
		LEV OPEN(16PULSE/MIN)
	100°C(212°F)
		LEV OPEN(10PULSE/MIN)
	95°C(203°F)
		NORMAL

❑Check Point

1.Check the install condition for over load.

2.Check the SVC V/V open.

3.Check the leakage of refrigerent.

4.Check the constant compressor.

Error	Title	Cause of error	Check point & Normal condition
code
51	Capacitor error	• Over Capacitor com-	• Check the indoor unit capacity.
		bination	• Check the combination table

❑Check Point

1.Check the indoor unit capacity.

2.Check the combination table.

★In the tropical model case

➔single cycle has no error for over capacity.

64Multi type Air Conditioner