Midea M-Thermal Series Service Manual page 32

2 PCBs
2.1 Outdoor Unit PCBs
There are one type of main PCB for the 4kW to 10kW models. In addition to the main PCB, all models have an inverter
module.
The locations of each PCB in the outdoor unit electric control box are shown in Figures 4‐1.1 in Part 4, 1.1 "Outdoor Unit
Electric Control Box Layout". The locations of each PCB in the hydronic box electric control box are shown in Figures 4‐1.2
in Part 4, 1.2 "Hydronic Box Electric Control Box Layout".
2.2 Main PCB for Hydronic System
Figure 4‐2.1: MHA‐V4(6, 8,10)W/D2N8 hydronic box main PCB
1 2 3 4 5 6 7 8 9 10
31
30
29
28
27
22 26 25 24 23 22 21 20 33 19 18 17 16
Notes:
1. Label descriptions are given in Table 4‐2.1.
201909 31
1
Midea CAC Confidential
M‐Thermal Split
32
11
12
13
14
15