gledhill mCHP BMA 225 Installation And Servicing Instructions page 21

LOCKING ERRORS
No Definitions
2
0 E PROM READ ERROR
1 SAFETY RELAY ERROR
2
2 E PROM ERROR
2
3 WRONG E PROM SiGNATURE
4 ROM ERROR
5 RAM ERROR
6 20MS ERROR
7 41MS ERROR
8 STACK ERROR
10 OVERHEAT ERROR
11 OVERHEAT DiFFERENCE ERROR
12 T_MAX LOCK ERROR
17 15MS ERROR
18 FLAG BYTE iNTEGRiTY ERROR
19 AD_Hi_CPL ERROR
20 AD_LO_CPL ERROR
21 REGiSTER ERROR
23 BOiLER RELAY ERROR
24 EH_RELAY ERROR
TECHNICAL SPECIFICATION 3.0
Table 3.8 Sensor Sensor control set point readings
Display
S1 Top/middle store sensor, S6, ON set point
S2 Top/middle store sensor, S6, OFF set point
S3 DHW inlet sensor, S3, set point
S4 DHW Outlet sensor, S4, set point
S5 Bottom store sensor, S5, ON set point
S6 Bottom store sensor, S5, OFF set point
Table 3.9 Controller Error Codes and Descriptions
BLOCKING ERRORS
No Definitions
25 REFHi_TOO_LO ERROR
26 REFHi_TOO Hi ERROR
27 REFLO_TOO_LO ERROR
28 REFLO_TOO_Hi ERROR
29 WD_COMMUNiCATiON ERROR
30 PHASE_ERROR
31 50HZ_ERROR
32 RESET_BUTTON_ERROR
33 APPLiANCE SELECTiON ERROR
34 SPARE_BLOCK_ERROR_34
35 SPARE_BLOCK_ERROR_35
36 GP_LOST_ERROR
37 T_OVERHEAT_/_OPEN
38 OPEN_SENSOR_1
39 OPEN_SENSOR_2
40 T_iD_OPEN
41 OPEN_SENSOR_4
42 OPEN_SENSOR_5
43 OPEN_SENSOR_6
44 T_OVERHEAT_2_OPEN
45 SHORTED_SENSOR
46 SHORTED_SENSOR_1
47 SHORTED-SENSOR_2
48 T_iD_SHORTED
49 SHORTED_SENSOR_4
50 SHORTED_SENSOR_5
51 SHORTED_SENSOR_6
52 T_OVERHEAT_2_SHORTED
54 iD_ERROR
55 TOP_iH_FAiLURE
56 BOT_iH_FAiLURE
Sensor
ERROR TABLE DHW
No Definitions
0 T_DHW_OUT_OPEN
1 T_DHW_iN_OPEN
2 T_DHW_OUT_SHORTED
3 T_DHW_iN_SHORTED
WARNING TABLE
No Definition
0 T_TANK_MiDDLE_OPEN
1 T_TANK_BOTTOM_OPEN
2 T_TANK_MiDDLE_SHORTED
3 T_TANK_BOTTOM_SHORTED
4 EB_FAiLURE
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