Hitachi Set Free mini-HNRQ1 Series, Service Manual

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(7) Indoor Unit Capacity Table
Code Capacity Name Code Capacity Name
5 18 20 71
6 22 22 80
7 25 26 90
8 28 28 100
9 32 32 112
10 36 35 125
11 40 40 140
13 45 48 160
14 50 56 180
16 56 64 224
18 63 80 280
(8) Abnormal Data Record
"Abnormal Data Record" (n1 ~ n9) in checking item can record recent abnormal stoppages. (The maximum
number of recordable is n9, n1 is the latest one.) In case of abnormal stoppage in following table, accumulated
operation time when abnormality happened, alarm code/cause code of I.D. stoppage, and cause code of
inverter/fan stoppage are recorded:
For example:
No. of Abnormal Data n1
Accumulated Operation Time 1278h
Alarm Code 48
Cause Code of Inverter Stoppage 2
Item Content
Alarm Code
Cause code of I.D. stoppage
item Content
ITC Cause Code of Comp. Stoppage
FTC
Cause Code of Fan Stoppage
(Fan Motor 1 Stoppage)
.(Fan Motor 2 Stoppage)
- -
The Others
Display each item at 1 second
intervals.
PSW3 PSW2
PSW3 PSW2
Display accumulated operation time to the
abnormal stoppage dividing 4 digit numbers
between the 1st & 2nd digit and 3rd & 4th digit
TROUBLESHOOTING