7
operating Instructions and owner’s manual
eNeRCo GRoUP, INC. |Indirect Fired Portable Heater
TROUBLE
CAUSE
SOLUTION
• The heater won’t start
• Faulty electrical supply
• Check function and positioning of main switch
• Check power cord
• Check electrical connections
• Check fuses
• Wrong positioning of main switch
• Put main switch in correct position
• Wrong setting of room thermostat
• Check setting of room thermostat
• Check function of room thermostat
• Safety device (burner, thermostat L2, fan
thermal relay) not restarted after repairs
• Press the appropriate restart button:
burner (button on control device)
thermostat (button (6)
fan thermal relay (button (11)
• Thermostat L1 cuts in
(the lamp (9) light up and then it cuts down)
• The combustion chamber has overheated
• Check fuel flow
• Check position registers, draw - holes, etc.
• Remove extraneous material from air ducts and
ventilation grills
• Thermostat L2 cuts in
(warning lamp (9) lights up)
• Excessive combustion chamber over
heating
• Check as indicated above
• If fault persists contact our Service Center
• Thermal relay RM cuts in
(warning light (10) lights up)
• Fan motor current absorption is excessive
• Heater with helicoidal ventilator: remove eventual
debris preventing free flow of air on intake
and outlet. Check length of air ducts, reduce if
excessive.
• Heater with centrifugal ventilator: check setting
of transmission belt as indicated in chapter
(“CoNNeCTIoN To HoT AIR DUCTs”).
• Always check that current absorption remains below
value indicated on motor manufacturer plate
• The burner starts up, the flame doesn’t light
up and the restart light on the control device
comes on
• Burner not working correctly
• Press the restart button to turn on the heater. If
the same problem arises again call an Authorized
service Technician
• The fan doesn’t start up or starts up late
• No electrical power
• Check fuses
• Check electrical connections
• F thermostat out of order
• Check the thermostat, set it and replace it if
necessary
• Winding of motor burnt or interrupted
• Replace the fan motor
• Condenser burnt (mod. “M”)
• Replace the condenser
• Motor bearings blocked
• Replace the bearings
• The fan vibrates or makes unusual noise
• Extraneous material on fan blades
• Remove extraneous material
• Not enough air circulation
• Remove obstacles to air circulation
• Not enough heat
• Wrong burner
• Call an Authorized Service Technician
TROUBLESHOOTINg
