Dunkirk 95M-200 Control Manual And Troubleshooting Manual page 25

Display fl ashes fi rst digit E
Code Reason for hard lockout
00 Flame detected on start-up
02 Ignition failed after 5 retries
03 Gas valve disconnected
04 Power lost after lockout
05 Internal control failure
06 Internal control failure
07 Internal control failure
11 Internal control error
12 Casting temperature switch open
13 Internal control failure
14 Internal control failure
15 Internal control failure
16 Internal control failure
17 Internal control failure
10 - USER INTERFACE QUICK REFERENCE
HARD LOCKOUT MODE
Boiler in hard lockout (requires manual RESET)
and last two digits (lockout code) (see below)
E
Code
18 Supply water temperature higher than 200°F
19 Return water temperature higher than 190°F
25 Outlet temperature increased too fast
28 No signal from blower; blower not running or defective blower motor
29 Blower signal not "0" when it should be
Max difference (b30) was too large for 20 successive times. Non
30
adjustable default max delta set to 100°F.
31 Outlet temperature sensor short circuit
32 Return temperature sensor short circuit
36 Outlet temperature sensor open circuit
37 Return temperature sensor open circuit
44 Internal control failure
60 Internal error reading parameters
61 Air fl ow circuit failure
65 Not enough blower driving force
Reason for hard lockout
25
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