Test Point Diagram; Outdoor Controller Board - Mitsubishi Electric Mr.SLIM PU-P71VHA Service Manual

11-8. TEST POINT DIAGRAM

Outdoor controller board

PU(H)-P71VHA .UK
(1)
PUH-P125YHA .UK
(1)
PU(H)-P71VHA#2.UK
PUH-P125YHA#2.UK
PU(H)-P71VHAR3.UK PU(H)-P100VHAR3.UK
PUH-P125YHAR3.UK PUH-P140YHAR3.UK
PUH-P125YHAR4.UK PUH-P140YHAR4.UK
MF4, MF3
Connect to fan motor
Between 1 and 3
220V~240V AC
(MF4 is only for PU(H)-P125,140)
52C
MC contactor
Between 1 and 3
220V~240V AC
CH
Crankcase heater
Between 1 and 3
220V~240V AC
*1 21S4
R.V. coil
Between 1 and 3
220V~240V AC
*2 SV
Baypass valve
solenoid coil
Between 1 and 3
220V~240V AC
51CM
*4
Themal relay
63L
*3
Low pressure switch
*1. 21S4 is only for PUH type.
*2. SV is only for PUH-P125, P140.
*3. 63L is only for PU(H)-P125, P140.
*4. Themal relay is only for PU(H)-P71,P100, P125, P140Y.
OC379F
PU(H)-P100VHA .UK
(1)
PUH-P140YHA .UK
(1)
PU(H)-P100VHA#2.UK
PUH-P140YHA#2.UK
SW5
Fan 100% fix
Outdoor LEV opening fix
PU(H)-P71YHA .UK
(1)
PU-P125YHA .UK
(1)
PU(H)-P71YHA#2.UK
PU-P125YHA#2.UK
PU(H)-P71YHAR3.UK
PU-P125YHAR3.UK
PU-P125YHAR4.UK
SW1
Group number address
+
Communication power supply
D71 Voltage developed across:
16-30V DC
54
PU(H)-P100YHA
(1)
PU-P140YHA .UK
(1)
PU(H)-P100YHA#2.UK
PU-P140YHA#2.UK
PU(H)-P100YHAR3.UK
PU-P140YHAR3.UK
PU-P140YHAR4.UK
CNM
When connecting A-control
Service Tool [ PAC-SK52ST ],
operation mode can be displayed
by means of 7SEG
CNLEV
Linear expansion valve
TH4
Discharge/Compressor
surface temperature
thermistor
TH3
Liquid temperature
thermisor
TH6
Condenser/Evaporator
temperature thermisor
SW4
Test run
Jumper wire
JA, JB
Jumper wire
J1~J6
Model selection
.UK