Defrosting Time Chart - Mitsubishi Electric MSH-07NV Service Manual

(3) Defrosting time chart

Defrost thermistor RT61
3.1: or more
-3: or less
Outdoor 52C
relay(Compressor)
ON
OFF
X62
(Reversing valve coil)
ON
OFF
ON
SR61
Outdoor fan
OFF
ON
Defrost
counter
OFF
ON
Indoor fan
OFF
Horizontal
Indoor vane
Set position
NOTE1 When the indoor coil thermistor reads above 18°C, indoor fan operates at VLo for 30 seconds.
When the indoor coil thermistor reads 18°C or less, the indoor fan stops.
NOTE2: Refer to the Service Manual OB185 when MSH-07/09/12NV-
are connected with MXZ-32NV-
38
15 sec.
30 sec.
Max 10 min.
VLo
as multi system units.
E1
30 sec.
5~15 sec.
, MSH-07/09/12/18NV-
E1
, and MSH-18NV-
E2 E3