Mitsubishi Electric EHGT17D-YM9ED Service Manual page 32

Request
code
129 Condensing temperature (T63HS) at the time of error
130 Thermostat ON time until operation stops due to error
154 Water circulation pump 1 - Accumulated operating time (after reset)
156 Water circulation pump 2 - Accumulated operating time (after reset)
157 Water circulation pump 3 - Accumulated operating time (after reset)
158 Water circulation pump 4 - Accumulated operating time (after reset)
162 FTC - DIP SW1 setting information
163 FTC - DIP SW2 setting information
164 FTC - DIP SW3 setting information
165 FTC - DIP SW4 setting information
166 FTC - DIP SW5 setting information
175 FTC - Output signal information
176 FTC - Input signal information
177 Mixing valve opening step
190 FTC - Software version 1st 4 digits
191 FTC - Software version last 4 digits
200 Initialisation of Function Setting
340 Water circulation pump 1 - Accumulated operating time reset
342 Water circulation pump 2 - Accumulated operating time reset
343 Water circulation pump 3 - Accumulated operating time reset
344 Water circulation pump 4 - Accumulated operating time reset
504 FTC - Zone1 room temp. (TH1A)
505 FTC - Ref. liquid temp. (TH2)
506 FTC - Return water temp. (THW2)
507 FTC - Zone2 room temp. (TH1B)
508 FTC - DHW tank lower water temp. (THW5B)
509 FTC - Zone1 flow water temp. (THW6)
510 FTC - Outside air temp. (TH7)
511 FTC - Flow water temp. (THW1)
512 FTC - Zone1 return water temp. (THW7)
513 FTC - Zone2 flow water temp. (THW8)
514 FTC - Zone2 return water temp. (THW9)
515 FTC - Boiler flow water temp. (THWB1)
534 FTC - DHW tank upper temp. (THW5A)
535 FTC - Mixing tank water temp. (THW10)
540 Flow rate of the primary circuit
550 FTC - Error postponement history 1 (latest)
551 FTC - Operation control at time of error
FTC - Operation mode at time of error
552
553 FTC - Output signal information at time of error
554 FTC - Input signal information at time of error
555 FTC - Zone1 room temp. (TH1A) at time of error
556 FTC - Zone2 room temp. (TH1B) at time of error
557 FTC - Ref. liquid temp. (TH2) at time of error
558 FTC - Flow water temp. (THW1) at time of error
559 FTC - Return water temp. (THW2) at time of error
560 FTC - DHW tank water temp. (THW5B) at time of error
561 FTC - Zone1 flow water temp. (THW6) at time of error
562 FTC - Zone1 return water temp. (THW7) at time of error
563 FTC - Zone2 flow water temp. (THW8) at time of error
564 FTC - Zone2 return water temp. (THW9) at time of error
565 FTC - Boiler flow water temp. (THWB1) at time of error
FTC - Failure (P1/P2/L5/L8/Ld) thermistor
567
568 Mixing valve opening step at time of error
Operated Flow switch at time of failure (L9)
569
571 Flow rate at time of error
Note
As only 4 digits can be displayed at one time the software version number is displayed in two halves.
Enter code 190 to see the first 4 digits and code 191 to see the last 4 digits.
For example software version No. 5.01 A000, when code 190 is entered 0501 is displayed, when code 191 is entered A000 is displayed.
Request code 200 resets all Function Setting to the factory default settings.
OCH722A
Request content
Description
(Display range)
−39 to +88
0 to 9999
0 to 9999
0 to 9999
0 to 9999
0 to 9999
Refer to detail contents described hereinafter.
Refer to detail contents described hereinafter.
Refer to detail contents described hereinafter.
Refer to detail contents described hereinafter.
Refer to detail contents described hereinafter.
Refer to detail contents described hereinafter.
Refer to detail contents described hereinafter.
0 to 10
Refer to Note below.
Refer to Note below.
—
—
—
—
—
−39 to +88
−39 to +88
−39 to +88
−39 to +88
−39 to +88
−39 to +88
−39 to +88
−39 to +88
−39 to +88
−39 to +88
−39 to +88
−40 to +140
−39 to +88
−40 to +140
0 to 100
Displays postponement code.
("– –" is displays if no postponement code is
present.)
0 Standard, 1 Heater, 2 Boiler
0: OFF, 1: DHW, 2: Heating, 3: Cooling,
4: Legionella prevention, 5: Freeze protection,
6: Operation stop, 7: Defrost
Refer to detail contents described hereinafter.
Refer to detail contents described hereinafter.
−39 to +88
−39 to +88
−39 to +88
−39 to +88
−39 to +88
−39 to +88
−39 to +88
−39 to +88
−39 to +88
−39 to +88
−40 to +140
0: Failure thermistor is none, 1: TH1A, 2: TH2,
3: THW1, 4: THW2, 5: THWB1, 6: THW5B,
8: TH1B, A: THW6, B: THW7, C: THW8, D:
THW9
0 to 10
0: No operated flow switch, 1: Flow switch 1,
2: Flow switch 2,
3: Flow switch 3
0 to 100
32
Unit Remarks
°C
Minutes
10 hours
10 hours
10 hours
10 hours
—
—
—
—
—
—
—
Step
—
—
—
—
—
—
—
°C
°C
°C
°C
°C
°C
°C
°C
°C
°C
°C
°C
°C
°C
L/min
—
—
—
—
—
°C
°C
°C
°C
°C
°C
°C
°C
°C
°C
°C
—
Step
—
L/min