Troubleshooting - THERMOBILE ISA 65 Manual Del Usuario

5.6 Photocell (Fig. 10)
Check the photocell:
/i
1. Remove the cover of the burner.
Heater Air pressure at swivel disc
2. Pull the photocell (A) out of the base plate (B).
IMA 61 3.0 ± 0.5
3. Clean the photocell if the glass is black. If the
IMA 111 1.0 ± 0.5
glass is cracked, the photocell must be replaced
IMA 150 3.5 ± 0.5
by the dealer.
Install the photocell in the reverse order.
IMA 185 3.5 ± 0.5
5.8 Air flow at the fan of the burner (Fig.
5.7 Air pressure at swivel disc (Fig. 11)
13)
1. Remove the cover of the burner.
1. Remove the rain cover (A) of the heater
2. Adjust screw (A) of the air inlet according to
(Fig. 5).
the table. Use a hexagonal key. Higher scale
2. Loosen the lock nut (A).
value (B): reduced pressure behind the swivel
3. Adjust screw (B) of the air inlet according to
the table. Use a hexagonal key.
disc: upper output range. Lower scale value (B):
Higher scale value: increased air volume.
increased pressure behind the swivel disc: lower
Lower scale value: reduced air volume.
performance range.
4. Fasten the lock nut.
3. Place the covers again.
5. Place the cover again.
/i
Heater Air quantity setting
Heater
IMA 61 3.5 ± 0.5
ISA 65
IMA 111 2.0 ± 0.5
IMA 150 4.5 ± 0.5
IMA 185 3.0 ± 0.5
5.9 V-belt replacement (Fig. 14)
1. Remove the cover (A).
2. Lower the motor by using the adjusting nuts
(C).
3. Remove the old V-belts (B).
6.1 Table troubleshooting
/i
Fault
The heater does
not start.
IMA
20
Air pressure at swivel disc
3.0 ±0.5
Cause
1 The heater has no electric power. Check the power connection.
2 The burner relay is in failure: the
light burns.
3 The burner relay has a fault.
4 The room thermostat setting is
incorrect.
5 The room thermostat is defective. Replace the thermostat.
6 No cap is present on the
thermostat connection.
7 The fuel pump is blocked.
8 The thermostat stopped the
heater (maximum thermostat).
9 The sensor of the thermostat is
defective. The display shows the
"Sbr" error code.
40.019.003 - rev. 06 - 2011
40.021.073-rev00-2014
5.8 Air flow at the fan of the burner (Fig. 12)
1. Loosen the lock nut (A).
2. Adjust screw (B) of the air inlet according to
/i
the table. Use a hexagonal key. Higher scale
Heater V-belt tension
value: increased air volume. Lower scale value:
Pressure
reduced air volume.
IMA 111 1.4 kg
3. Fasten the lock nut.
1 x 230 V
4. Place the cover again.
IMA 111 2 kg
Heater Air quantity setting
3 x 400 V
IMA 150 2.6 kg
ISA 65 3.0 ±0.5
1 x 230 V
IMA 150 2.6 kg
3 x 400 V
6

TROUBLESHOOTING

IMA 185 2.6 kg
1 x 230 V
6.1 Table troubleshooting
IMA 185 2.6 kg
3 x 400 V
Make sure that the electricity is
Fit new V-belts in the reverse order.
connected and the fuel tank is full
Caution
before you troubleshoot.
Tighten the V-belts according to the
table.
WARNING
Disconnect the electric power during
6 TROUBLESHOOTING
repair!
Make sure that the electricity is
connected and the fuel tank is full
before you troubleshoot.
Warning
Disconnect the electric power during
repair!
Solution
Push the reset button of the
burner relay.
Replace the burner relay.
Correct the adjustment.
Fit the cap if a room thermostat is
not used.
Replace the fuel pump.
Check (and correct) the airflow.
Reset the thermostat.
Replace the sensor.
ENGLISH
English
Displacement
2.5 mm
7.8 mm
9.0 mm
9.0 mm
9.0 mm
9.0 mm
Action
User
User
Dealer
User
Dealer
User
Dealer
User
Dealer
21
ISA 65