Service manual

– 19 –
Maintenance Monitor List
10 times
1 hour
X 1
14
15
18
20
*2
*1
Heat Exchanger Flow Rate X 0.1
L/min. 0.1 L/min.
0.1 L/min.
L/min. X 0.1
Number of Ignition Times
Total Combustion Time
10 rpm
rpm
% 1 %
1 %
X 10
X 10
25 rpm
25 rpm
Disp. Range [000] – [999] 07 time
Item
Data
(Display Reading x Multiplier)
Multiplier Unit
Minimum
Value for
Indication
Remarks
Disp. Range [000] – [999]
Disp. Range [000] – [1300]
03 Total Plug-in Time
04
Data
No.
hour
1000 hours
X 1000
Total Combustion Time
Disp. Range [000] – [1999] 05 hour
hourX 100 100 hours
Under judgement [000]
2L[1100],2H[1300]
2L(Dip switch)[1109],
2H(Dip switch)[1309]
• Both electrodes : OFF [000]
• Electrode No.1 only : ON [001]
• Electrode No.2 only : ON [010]
• Both electrodes : ON [011]
02 2E
+
gas judgement result [ab : cd]
X 10
10000 timesNumber of Ignition Times
Disp. Range [000] – [1999] 08 timeX 10000
°CX 0.130
31 X 0.1
°C
0.5°C
0.5°C
0.5°C°CX 0.132
Water Inlet Thermistor
Temperature Reading
Water Outlet Thermistor
Temperature Reading
Heat Exchanger Thermistor
Temperature Reading
X 1
Simple Self-diagnosis Counter
FF No.
FF+FB No.
Output
Circuit Board ID1: Product 1
Circuit Board ID2: Product 2
Circuit Board ID3:Version
Position of Main Flow
Control valve
Position of Bypass Flow
Control Valve
62 X 2 step
[000] – [036]
Total Flow Rate
Fan Rotational Frequency
Output (%)
19
[x : xx]
Drain Trap Water Level Electrode
Calculated Fan Speed
47 [0 : xx]
A=101,B=102,C=103,...Z=126
A=201,B=202,C=203,...Z=226
A=301,B=302,C=303,...Z=326
87 [1 : xy]
88 [2 : xy]
89 [3 : xy]
Decimal
Final Fan Speed Correction
2H/2E [000] – [105], 3P[000] – [102] 49 X 1 %
50 X 0.1
0.1
0.1
0.1
[000] (Open) – [1350](Closed) step
51 X 0.1
52 X 0.1
60
step
X 2
*1 A difference in the calculated (#20) and the measured (#10) fan speeds of ±500 or less is normal.
*2 To view the maintenance monitors of another unit in a multi-system installation, press the SET button
(while in monitor mode) to switch to the desired unit.
Position of Main Flow
Control valve limiter
Open [000], Unlimited [AAA],
Fully closed [315], Error [EEE]
[000] (Open) – [1350](Closed) step
Open [000], Unlimited [AAA],
Fully closed [315], Error [EEE]
61
Position of Bypass Flow
Control Valve limiter
63
95
97
98
91
92
93
94
96
X 1
Proportioning valve output capacity
90
Most Recent Error
Code
Next Most Recent
Error Code
Next Most Recent
Error Code
Next Most Recent
Error Code
Next Most Recent
Error Code
Next Most Recent
Error Code
Next Most Recent
Error Code
Next Most Recent
Error Code
Error Code History 8
Error Code History 7
Error Code History 6
Error Code History 5
Error Code History 4
Error Code History 3
Error Code History 1
Error Code History 2
If the same error code is
repeated, it will appear in
the history list twice.
If it is repeated more than
twice, it will only appear
twice.
[000] – [1000]
1 %
Initial Fan Speed Correction
2H/2E [000] – [105], 3P[000] – [102] 48 X 1 %
+
+