Camus Hydronics DynaMax DMH081 Installation, Operation And Service Manual page 70

Table 38: Manual Reset Error
Manual Reset Errors Decimal
E2PROM_READ_ERROR 0
IGNIT_ERROR 1
GV_RELAY_ERROR 5
SAFETY_RELAY_ERROR 6
SPARE_LOCK_ERROR_1A 7
FAN_ERROR 8
RAM_ERROR 9
WRONG_EEPROM_SIGNATURE 10
E2PROM_ERROR 12
STATE_ERROR 13
ROM_ERROR 14
15MS_XRL_ERROR 16
SPARE_LOCK_ERROR_1D 17
T_MAX_LOCK_ERROR 18
STACK_ERROR 19
FLAME_OUT_TOO_LATE_ERROR 20
FLAME_ERROR_1 21
20MS_XRL_ERROR 22
41MS_ERROR 23
TOO_MANY_FLAME_FAILURES 24
FLAG_BYTE_INTEGRITY_ERROR 27
AD_HI_CPL_ERROR 28
AD_LO_CPL_ERROR 29
Hex Description
0 No communication with E2Prom
Three unsuccessful ignition attempts in
1 a row
Problems with Gas Valve Relay =
5 Internal Hardware Error
Problems with Safety Relay = Internal
6 Hardware Error
7
Minimum fan speed < 1500 RPM,
8 Modulation signal not recognized
9 Internal software error
A Contents of E2Prom are not up to date
C No communication with E2Prom
D Internal software error
E Internal software error
10 Internal software error
11
12 High Limit tripped
13 Stack Limit tripped
Flame still present 10 sec. after closing
14 the gas valve
Flame detected just before gas valve
15 opened
16 Internal software error
17 Internal software error
Three times flame lost during one
18 demand
1B Internal software error
1C Internal software error
1D Internal software error
Table 39: Automatic Reset Errors
Automatic Reset
Decimal
Errors
REFHI_TOO_LO_ERR
OR 31
REFHI_TOO_HI_ERRO
R 32
REFLO_TOO_LO_ERR
OR 33
REFLO_TOO_HI_ERR
OR 34
FLAME_ERROR_2 36
RETURN_TEMP_ERR
OR 40
WD_50HZ_ERROR 43
PHASE_ERROR 44
NET_FREQ_ERROR 45
FAULTY_EARTH_ERR
OR 46
WD_COMMUNICATI
ON_ERROR 47
APPLIANCE_SELECTI
ON_ERROR 48
T_SUPPLY_OPEN 51
T_RETURN_OPEN 52
T_DHW_OUT_OPEN 55
T_SYSTEM_OPEN 56
T_FLUE_OPEN 57
T_SUPPLY_SHORTED 59
T_RETURN_SHORTED 60
T_DHW_OUT_SHORT
ED 63
T_SYSTEM_SHORTED 54
T_FLUE_SHORTED 65
BLOCKED_FLUE_ERR
OR 66
FLOW_SWITCH_NOT
_OPEN_ERROR 67
FLOW_SWITCH_NOT
_CLOSED_ERROR 68
Hex Description
1F Internal hardware error
20 Internal hardware error
21 Internal hardware error
22 Internal hardware error
24 False Flame detected
Return temperature
28 exceeded 185oF
No ground connection,
or internal hardware
2B error
Line and Neutral wires
2C are interchanged
Line frequency differs
by more than 2% for
2D 60Hz
Ground connection
2E fault
2F Internal hardware error
Appliance selection
code and resistor do not
30 match upon startup
Supply sensor not
33 connected
Return sensor not
34 connected
DHW sensor not
37 connected
System sensor not
38 connected
Flue sensor not
39 connected
3B Supply sensor shorted
3C Return sensor shorted
3F DHW sensor shorted
40 System sensor shorted
41 Flue sensor shorted
42 Blocked Flue condition
43 Flow switch not open
44 Flow switch not closed
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