SYSTEMP – Installation Operation Manual (IOM SYSTEMP rev.N)

Table Of Contents
116
16.4 PROBLEMS WITH HEATING SECTION
ELECTRIC COIL NOT
WORKING
NO ELECTRICAL POWER
SUPPLY
NO CONTROL SIGNAL
SAFETY THERMOSTAT
TRIGGERED
ELECTRICAL FAULT
CHECK ELECTRICAL
POWER SUPPLY CIRCUIT
CHECK ELECTRONIC
CONTROL BOARD
CHECK AIR FLOW RATE
CHECK WINDING
RESISTANCE AND
REPLACE
WATER CIRCUIT HEAT-
ING FAILED
PRESENCE OF AIR IN
CIRCUIT
INBOUND WATER
TEMPERATURE TOO
LOW
EXPEL AIR PRESENT IN
CIRCUIT
CHECK WATER CIRCUIT
VALVE OPENING FAILED
NO ELECTRICAL POWER
SUPPLY
NO CONTROL SIGNAL
SERVOMOTOR
DAMAGED
MECHANICAL BLOCK
CHECK ELECTRICAL
POWER SUPPLY CIRCUIT
CHECK ELECTRONIC
CONTROL BOARD
REPLACE SERVOMOTOR
CLEAN VALVE BODY AND
REPLACE IF NECESSARY