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SDT-0060-00EN

Situation: 17.06.2005 831.300

13

Instruction Manual Control and Switch Panel LT 500

9

Technical faults, possible causes and remedies

If you are unable to solve a fault using the following tables, please contact our 
customer service address.

If this is not possible, e.g. if you are abroad, you can have the control and 
switch panel repaired at a specialist workshop.

Inexpert repairs invalidate the guarantee for the control and switch panel and 
Schaudt GmbH takes no liability for any resulting damage.

10

Customer service

Customer service address

Schaudt GmbH, Elektrotechnik & Apparatebau
Daimlerstraße 5
88677 Markdorf
Germany

Phone: +49 7544 9577-16

Email: [email protected]

Sending in the device

Returning a defective device:

„

Use ESD protective bag and well-padded packaging.

„

If there is no ESD protective bag, ask Schaudt GmbH for a suitable pro-
tective bag.

„

Fill in and enclose the fault report, see section 12.

„

Send it to the addressee delivered free.

Disposal instruction

When the product service life is over, dispose of the device in accordance with 
the applicable regulations.

Fault

Possible cause

Remedy

12 V power supply does 
not work

12 V main switch turned off Switch on the 12 V main 

switch

System shut down

Start up the system

No voltage in living area 
battery

Living area battery is dis-
charged

Charge the living area bat-
tery immediately

W

If the living area 
battery is totally 
discharged for a 
lengthy period, it 
will be irrepara-
bly damaged

The battery can be dis-
charged by inactive appli-
ances such as the frost 
protection valve in the 
heater system

Fully charge the living area 
battery before you shut 
down the motorhome for 
any lengthy period

On checking the tank level 
the "?" warning lamp flash-
es

Defective tank level sen-
sors

Clean sensors or have 
them checked

Opening hours

Mon to Thu
Fri

8 to 12 a.m., 1 to 4 p.m.
8 to 12 a.m.

Summary of Contents for LT 500

Page 1: ...ual Control and Switch Panel LT 500 Instruction manual Control and switch panel LT 500 Table of contents 1 Introduction 2 2 Safety information 2 3 Description and appropriate use 3 4 Electrical data 4 5 Operation 4 6 Starting up 11 7 Maintenance 11 8 Shutting down 12 9 Technical faults possible causes and remedies 13 10 Customer service 13 11 Circuit diagram for specialist workshop only 14 12 Faul...

Page 2: ...ction manual must be followed Any technical faults affecting the safety of persons or of the control and switch panel must be dealt with immediately by qualified personnel W Failure to comply with this sign may lead to the endangerment of per sons W Failure to comply with this sign may damage the device or the connected consumers W This sign indicates recommendations or special features W The elec...

Page 3: ...green 2 12 V main switch pump switch 3 Indicator lamp for pump power supply yellow 4 Indicator LEDs tank level charging and discharge current battery voltage 5 Percentage scale display battery capacity tank level 6 230 V indicator lamp yellow 7 Indicator lamp for waste water tank heater yellow 8 Switch for tank level waste water tank heater 9 Unclear value warning lamp red 10 Battery switch 11 Cha...

Page 4: ...Switching the 12 V power supply for the living area on and off 12 V main switch pump switch The 12 V main switch pump switch turns all consumers on and off Exceptions P Frost protection valve P Heater P Step P Gas alarm waste water valve P Circuits 4 and 5 P Waste water tank heater P Pull down bed P Awning light P Awning P Satellite antenna P Compressor or AES refrigerator Press the left side of t...

Page 5: ...5 4 Checking the battery capacity and charging current of the living area battery Battery switch Press the left side of the battery switch once briefly The battery capacity is indicated on the scale in 16 levels from 0 to 100 The illuminated scale points indicate the critical zone in red the normal range is green Press the left side of the battery switch twice briefly The charging discharge curren...

Page 6: ...isplayed by the control and switch panel These values only apply to lead gel batteries in use not to off load voltage 1 depending on the current load Battery voltage Description Less than 10 5 V P Risk of total discharge P The battery monitor switches off all consumers apart from the frost protection valve 11 V or more The 12 V power supply can be switched on using the main switch 10 5 V to 12 V P...

Page 7: ...g charge or if the capacity of a battery has fallen below 15 Connect the motorhome to the 230 V power supply The batteries are charged 5 6 Indication of the maximum possible battery capacity The maximum battery capacity of the living area battery can be indicated but it cannot be set The maximum battery capacity is displayed in of the nom inal capacity The preset value of 80 26 indicator LEDs ligh...

Page 8: ...e g in the event of retrofitting a battery within the range of 60 Ah to 220 Ah Display principle The number of illuminated indicator LEDs indicates the set nominal capacity 60 Ah No indicator LED lights up 220 Ah All indicator LEDs light up In addition to the minimum capacity of 60 Ah 2 indicator LEDs light up for eve ry additional 10 Ah Example If 12 indicator LEDs light up that means 60 Ah 6 x 1...

Page 9: ...to fall so low that the automatic disconnector is triggered it is essential to switch off all consumers that are not required You may be able to switch the 12 V power supply back on for a short time Press the left side of the 12 V main switch The 12 V power supply is switched on If the battery voltage remains below 11 0 V you cannot switch the 12 V power supply back on If an attempt is made to swi...

Page 10: ... more information see section 5 5 as well as the instruction manual of the Electrobloc The control and switch panel can only be switched on if the living area battery voltage is above 11 0 V If the voltage is insufficient the 12 V indicator lamp and the V symbol flash if an attempt is made to switch on the control and switch panel 5 12 2 Battery capacity alarm If the residual capacity of the livin...

Page 11: ...tery immediately after start up Do not connect the vehicle to the 230 V mains do not start the engine and do not switch on any consumers until the off load voltage of the battery has been checked After an off load time of maximum 6 months the battery voltage should be above 12 7 V if the battery was fully charged before shut down If the voltage is below 12 0 V then the battery might be defective a...

Page 12: ...facturer Switching off the system 1 Switch off the 12 V main switch on the control and switch panel 2 Press the left side of the battery switch living area battery for more than 10 seconds The entire scale display flashes twice briefly for confirmation Shutting down the system for more than 6 months Fully charge up the living area battery and remove the clamps on the battery poles Carry out the fo...

Page 13: ...sk Schaudt GmbH for a suitable pro tective bag Fill in and enclose the fault report see section 12 Send it to the addressee delivered free Disposal instruction When the product service life is over dispose of the device in accordance with the applicable regulations Fault Possible cause Remedy 12 V power supply does not work 12 V main switch turned off Switch on the 12 V main switch System shut dow...

Page 14: ...2 3 4 2 3 4 3 1 2 3 1 2 4 1 4 4 1 4 5 Base water tank 5 Base waste water tank 6 Not assigned X3 block 1 Lumberg 2 5 MSFQ 0 10 x X4 block 2 Lumberg 2 5 MSFWQ 0 12 x to Electrobloc 1 D 1 Main switch relay 1 Off 2 Pump 2 Main switch relay 1 On 3 Waste water tank heater 3 Main switch relay 2 Off 4 Frost protection valve 4 Main switch relay 2 On 5 Not assigned 5 Mains signal 6 Not assigned 6 Shunt cons...

Page 15: ...e please return the defective device together with the completed fault report Software version number do not forget to state it There is the following defect please tick Other remarks Device type Type no LT 500 Malfunction of which type Faultydisplayof the device Tank Voltage Others which Constant fault Temporary fault loose con tact ...

Page 16: ...16 Situation 17 06 2005 831 300 SDT 0060 00EN Instruction Manual Control and Switch Panel LT 500 ...

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