Contrive Quad - System Status, Warnings, and Failures; Operational Warnings and Lockouts; Resettable and Non-Resettable Failures

© 2000 CONTRIVE • B1401.EN 0211 4 www.contrive.it
WARNINGS
SELF-TEST
SELF DIAGNOSIS, EVERY TIME THE UNIT IS
POWERED OR THE BURNER IS STARTED.
CONFIGURATION
UNIT IN CONFIGURATION MODE THROUGH
COMMUNICATION LINK.
LIFETIME EXPIRED
MAINTENANCE REQUIRED AFTER 500.000
IGNITIONS. PUSH AGAIN TO START ANYWAY.
LOCKOUTS
STANDBY
WAITING FOR RESET WHEN PROGRAMMED
FOR STANDBY MODE AFTER POWER-ON.
FLAME LOSS
FLAME QUENCHING DURING NORMAL
BURNER OPERATION.
ILLEGAL DETECTION
PARASITE FLAME DETECTION DURING PRE-
PURGE, POSTPURGE OR POSTCOMBUSTION.
COMMUNICATION TIMEOUT
MISSING COMMANDS FROM REMOTE
SUPERVISOR.
IGNITION FAILURE
NO FLAME DETECTED AT THE END OF
IGNITION TRIAL, 1
ST
SAFETY TIME.
RESETABLE FAILURES
IGNITION DEVICE FAILURE
IGNITION DEVICE UNPLUGGED, DEFECTIVE OR
NOT WORKING PROPERLY.
MISSING GROUND JOINT | SOFT JUMP
POOR SPARK RETURN PATH (I.E.: BAD
GROUND CONNECTION TO BURNERS HEAD).
GAS VALVE FAILURE
GAS VALVE UNPLUGGED, DEFECTIVE OR NOT
WORKING PROPERLY.
STRONG EMI | CONFIG ERROR
ELECTRO MAGNETIC INTERFERENCE ABOVE
ADMISSIBLE LIMIT, CONFIGURATION ERROR.
OUTPUT RELAYS FAILURE
SHORT CIRCUIT ON OUTPUT RELAYS CONTACT
SAFETY RELAY WILL DISCONNECT LOADS.
TIMEBASE FAILURE
MISMATCH BETWEEN 1
ST
AND 2
ND
TIMEBASE
GENERATORS.
SUPERVISOR ILLEGAL COMMAND
SUPERVISOR SENT AN ILLEGAL COMMAND
(i.e.: RESET WHILE SYSTEM IS RUNNING).
SYSTEM WATCHDOG
MICROPROCESSOR ISN’T OPERATING
PROPERLY.
NON RESETABLE FAILURES
PUSH BUTTON FAILURE
PUSH BUTTON FOUND CLOSED AT SELF TEST.
FAILURE OR AVOID PUSHING DURING TEST.
MASTER SAFETY RELAY FAILURE
SHORT CIRCUIT ON SAFETY RELAY CONTACT.
OUTPUT RELAYS WILL DISCONNECT LOADS.
SYSTEM ERROR
PROGRAM ERRORS, CORRUPTION IN
FIRMWARE MEMORY.