Mitsubishi Electric CMB-WP108NU-AA Service Handbook page 106

[ VIII Troubleshooting ]
Error
Prelimi-
(prelim-
Error nary
inary)
Code error
detail
code
code
5161 - -
5162 - -
5163 - -
5164 - -
5165 - -
5166 - -
5167 - -
5168 - -
5169 - -
5170 - -
5171 - -
5172 - -
5173 - -
5174 - -
5175 - -
5176 - -
5177 - -
5178 - -
5201 1402 -
5203 - -
HWE2206A
Error code definition
Temperature sensor
1st port returned water
fault temp. (TH31a)
(Sub-HBC)
2nd port returned water
temp. (TH31b)
3rd port returned water
temp. (TH31c)
4th port returned water
temp. (TH31d)
5th port returned water
temp. (TH31e)
6th port returned water
temp. (TH31f)
7th port returned water
temp. (TH31g)
8th port returned water
temp. (TH31h)
9th port returned water
temp. (TH31i)
10th port returned water
temp. (TH31j)
11th port returned water
temp. (TH31k)
12th port returned water
temp. (TH31l)
13th port returned water
temp. (TH31m)
14th port returned water
temp. (TH31n)
15th port returned water
temp. (TH31o)
16th port returned water
temp. (TH31p)
Water-side outlet temp. of
Heating-main heat ex-
changer (TH32)
Water-side outlet temp. of
Cooling-main heat ex-
changer (TH33)
High-pressure sensor fault
(Outdoor unit 63HS1/HBC controller PS1)
Intermediate pressure sensor fault
(HBC controller PS3)
- 95 -
Searched unit
Notes
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O O
O
GB