Test Point Diagram - Mitsubishi Electric PEA-M200LA Technical & Service Manual

[ IX Troubleshooting ]

4. Test point diagram

Indoor controller board
SWE
CN41
CN51
CN32
SW5
SW2
SW1
CN20
CN44
HWE20020
CN90 CN4F
1. SWE
SW1
2.
3. SW2
4. SW5
5. CN32 Remote start/stop adapter
6. CN22 For MA remote controller cable con-
CN51 Centralized control
7.
CN41 JAMA standard HA terminal A
8.
9. CN44 Thermistor
CN22
10. CN4F Float switch
CN20 Thermistor (Inlet temperature)
11.
12. CN3C Indoor-outdoor transmission
13. CN90 Wireless remote controller
CN3C
- 33 -
Emergency operation
Model selection
Capacity setting
Function setting
nection
(10 - 13 VDC (Between 1 and 3.))
(liquid/condenser/evaporator
temperature)
(0 - 24VDC)
GB