McQuay MQS-174018-CFC216A User Manual

DC Inverter U-match Series Floor Ceiling Type Unit
31
11
F3
Outdoor ambient temperature sensor error
12
F4
Discharge temperature sensor error
13
F5
Temperature sensor error of wired controller
14
EE
Outdoor memory chip error
15
PF
Electric box sensor error
16
H3
Compressor overload protection
17
H4
Overloading
18
H5
IPM protection
19
H6
DC fan motor error
20
H7
Drive desynchronizing protection
21
HC
Pfc protection
22
Lc
Activation failure
23
Ld
Compressor phase sequence protection
24
LE
Compressor stalling protection
25
LF
Power protection
26
Lp
Indoor and outdoor mismatch
27
U7
4-way valve direction changing protection
28
P0
Drive reset protection
29
P5
Over-current protection
30
P6
Communication error between main control and
drive
31
P7
Drive module sensor error
32
P8
Drive module over temperature protection
33
P9
Zero passage protection
34
PA
AC current protection
35
Pc
Drive current error
36
Pd
Sensor connecting protection
37
PE
Temperature drift protection
38
PL
Bus low voltage protection
39
PH
Bus high voltage protection
40
PU
Charge loop error
41
PP
Input voltage abnormality
42
ee
Drive memory chip error
43
C4
Outdoor unit capacity code error
44
C5
Indoor unit capacity code error
(2). Instructions to the Error Indicating Lamps on the Panel of the Floor Ceiling

McQuay MQS-174018-CFC216A Specifications

General

Brand	McQuay
Model	MQS-174018-CFC216A
Category	Air Conditioner
Language	English