7 — DIAGNOSTIC AND TROUBLESHOOTING
pg. 115
Curtis Model 1351 – December 2018
Error Flash Code
• On/Off cycle within each block = 50% (this the on time is 250 ms)
• Single code = 34 (note long pause at the end, showing the end of the fault code list)
Repeats….
Multiple codes = 34, 12 and 52
Followed by….
Followed by…. With the long pause at the end to signal the end of the fault code list
Repeats….
Each Fault Record has the following features defined. (Table 23)
Table 23 Fault Record (sub-Index & bytes)
Fault Record
Sub-index
Size
Description
01h
1 byte
Status
02h
1 byte
Associated flash code. See
03h
3 bytes
Fault Detection Count
04h
2 bytes
Time of Last Detection
05h
4 bytes
Time of First Detection
06h
4 bytes
Fault Type
Table 24 lists all the 1351 System Controller Faults. Use these to diagnose system faults.
• The Flash Code sequence (Hex,
and decimal equivalents for values A-F
)
• The Fault Name and Type
• The Set and Clear triggers
• The Fault action