Binder BF 53 User Manual download pdf (Page 41)

BF (E1) 02/2015 page 41/51

11. Troubleshooting

Fault description

Possible cause

Required measures

Temperature

Set-point temperature is not

reached after specified time.

Unit door not properly closed.

Completely close unit door.

Door gasket defective.

Replace door gasket,

Controller not adjusted, or

adjustment interval exceeded.

Calibrate and adjust controller.

Wrong voltage.

Check power supply for voltage of

115V or 230V.

The fan doesn’t turn or turns too

slowly.

Fan speed set too low

Set the fan speed to 100%.

Fan defective.

Contact BINDER service.

Chamber heating permanently,

set-point not held.

Controller defective.

Contact BINDER service.

Pt 100 sensor defective.

Semiconductor relay defective

Controller not adjusted, or

adjustment interval exceeded.

Calibrate and adjust controller.

Chamber doesn’t heat up.

Red heating control light in the

display is lit.

Heating element defective.

Contact BINDER service.

Semiconductor relay defective.

Chamber doesn’t heat up.

Red heating control light in the

display is not lit.

Controller display working.

Timer run off.

Program the timer or change to time

function Continuous operation

(chap. 6.3).

Semiconductor relay defective.

Contact BINDER service.

Controller defective.

Unit without function, only the

green “stand-by” LED is lit

Unit in stand-by mode.

Press down the ON/OFF button (5)

until the display lights up.

Temperature inside the chamber

too high, Red alarm pilot lamp of

safety device (7a) is lit.

Safety device class 3.1 has

responded.

Check the settings of the

temperature set-point and of the

safety device class 3.1 (chap. 7).

Unit without any function.

No power supply.

Check connection to power supply.

Unit fuse has responded.

Check unit fuse and replace it if

appropriate. If it responds again,

contact BINDER service.

Controller defective. Contact BINDER service.

Deviations from the indicated

heating-up times.

Oven fully loaded.

Charge the oven less or consider

longer heating-up times.

Controller

Message „1999” in the controller

display.

Sensor rupture between

sensor and controller.

Contact BINDER service.

The controller returns to Normal

Display from any level.

No button was hit for more

than approx. 30 sec.

Repeat entries, enter the values

rapidly.

Only qualified service personnel authorized by BINDER must perform repair.

Repaired units must comply with the BINDER quality standards.

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Binder BF 53 User Manual Page 41

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