Page 1
Luft-Heizgeräte 03/2003 Marine Air Conditioning Operation Systems Settings Fresh-Air Units Trouble Shooting BlueCool Classic BlueCool Premium...
Page 3
Only genuine Webasto parts may be used. See also Webasto air and water heaters accessories catalogue. NEVER try to install or repair Webasto heating or cooling systems if you have not completed a Webasto training course, you do not have the necessary technical skills and you do not have the technical documentation, tools and equipment available to ensure that you can complete the installation and repair work properly.
Digital Control Panel operation and settings Entering programming menu level 2 • When security CODE is activated, push FUNCTION when unit is in operation till CODE appears in the display. • Set security CODE by pushing UP or DOWN and confirm with FUNCTION (Default = 64). •...
Programming Premium Unit Programming Premium Unit Programming level 2, Premium Card TECC 4.25 Display Setting Default Unit Selection of blower speed Water temperature Selection of function mode Cool Only Heat Only Automatic cooling/heating with reverse cycle Automatic cooling/heating with external heater F4 * Heat Only with external heater Reading of voltage supply...
Programming Premium Unit Programming level 3 at 29 °C, Premium Card TECC 4.25 Display Setting Default Unit Lower cut-out value in cool mode for chilled water tempera- ° ture outlet Cut-in value in cool mode for chilled water temperature outlet °...
Programming Premium Unit Programming level 3 at 15 °C, Premium Card TECC 4.25 Display Setting Default Unit Cut-out value for low voltage Volt Remote control activated/deactivated Choice of small relay setting indicating heat/cool cycle 0 = C1 + T1 closed at heat cycle (F4, F5). C1 + R1 closed at cool cycle (F1, F3, F4).
Programming Classic Unit Programming Classic Unit Programming level 2, Classic Card TCC 5.25 Display Setting Default Unit Selection of blower speed Selection of function mode Reading of voltage supply Volt Choice compressor 1 ON/OFF Dehumidification cycle when system turned off (0 = non ac- tive;...
Programming Classic Unit Programming level 3 at 15 °C, Classic Card TCC 5.25 Display Setting Default Unit Cut-out value for low voltage Volt Remote control activated/deactivated Choice of blower type 0 = blower speed regulated 1 = blower speed uninterrupted Choice of thermostatic regulation or permanent ventilation Choice of internal/external air temperature sensor Choice of temperature reading in °C or °F...
Programming Cabin Controls Programming Cabin Controls Cabin Card 6.25 4.1.1 Setting Display Setting Default Unit Selection of blower speed Water temperature Selection of function mode Dehumidification cycle when system turned off (0 = non ac- tive; 1 = 1 cycle per 24h; 2 = 2 cycles per 24h ; 3 = 3 cycles per 24h) Time to display table F 20 sec.
Programming Fresh-Air Programming Fresh-Air The Fresh-Air controller cards allows the end-user to precise- The <F> key also gives access to such parameters as: ly control the fresh-air temperature introduced into the dif- – reheat 1/2 on/off ferent volumes of the vessel. It also allows humidity control. –...
Programming Fresh-Air Cycle Determination Example of operating window setting - Fresh-Air Control - Cool Cycle Reference Setpoint Reheat 2 cuts in at 20° - cuts out at 22° Reheat 1 cuts in at 22° - cuts out at 24° Cooling Coil 3 way valve cuts out at 20° and cuts in again at 22°...
Programming Fresh-Air 5.6.1 List of error-codes and nature of mal- 5.7.2 Programming through Sun Key function To enter this programming mode, first switch off Display by on/off key, then push Sun Key for 3 seconds. You will now Code <AAA> : enter Sun Key programming mode as following: Persistent low voltage (voltage below 185 V) for more than 5 seconds.
Trouble Shooting Trouble Shooting Failure codes and trouble shooting Failure Description Possible cause Solution code Low Voltage Low voltage cut-out. Power supply was Check setting, default 195 V. over 5 sec lower than controller setting. Don't set below 195 V to avoid damages Probably caused by long length power to the compressor or to expire warranty.
Page 20
Trouble Shooting Failure Description Possible cause Solution code Low pressure cut-out See A01 See A01 compressor 4 (Premium only) High pressure cut-out See A02 See A02 compressor 4 (Premium only) Cabin temperature Broken internal or external temperature Replace sensor or controller. sensor failure sensor, open/short circuit, not present or In case of external sensor try to reprogram...
Page 21
Trouble Shooting Failure Description Possible cause Solution code No output on printboard. Defective fuse or open/short circuit on Repair or replace fuse, specific circuit. open/short circuit or replace printboard. Printboard damaged by high voltage (for Replace printboard. Premium RT1 burnt) Broken electronic relay (TRIAC) Replace defective TRIAC or printboard (operation of TRIAC can easily be tested...
Trouble Shooting Failure Description Possible cause Solution code Blower not running. Defective fuse or open/short circuit on Repair or replace fuse, open/short circuit specific circuit. or replace print board. Check fan by testing with direct current on fan. Replace fan if still not running. Check if blower setting is not at B0.
Controller Cards Controller Cards Classic Fuses V2 series Fan - 3 A Pump 2 - 6 A Valve - 3 A Pump 1 - 6 A Trafo - 315 mA WBCL000828 Fuses V3 series: F1 Print board 315 mA F2 Pump 3.15 A F3 Valve 3.15 A F4 Fan 3.15 A Dipswitch settings V2 series...
Electrical diagrams 8.15 Premium, Silent 5-speed for Compact and Slimline air handlers Below diagram is OK for index A silent 5-speed controls For an index B you must set code 2 at15 °C to <2 03> Very important: WBCL000373A can only pilot the A version silencers and are not fowards compatible. WBCL000373B can only pilot the B version silencers and are not backwards compatible.
BlueCool Unit Performance Report BlueCool Unit Performance Report Report date : ....Unit type : ....Serial number : ....Refrigerant : R22 / R407 Check before unit start-up: T ambient compressor : ....°C P discharge circuit I / II : ....
Page 48
BlueCool Unit Performance Report Check running in Heat cycle: Circuit I Circuit II U Compressor : ........Volts I Compressor : ........Amps Frequency : ........T seawater inlet : ........°C T seawater outlet : ........
Page 49
BlueCool Unit Performance Report Controller settings Main menu Function Description AH 1 AH 2 AH 3 AH 4 Room temperature Setpoint temperature Fan speed H / E.. Temperature Cycle mode Line current 1C.. Compressor 1 on/off 2C.. Compressor 2 on/off 3C..
Page 50
BlueCool Unit Performance Report 15 °C menu Low AC voltage cut-out Remote control Setting R1/Blower type Blower setting Internal / external room temp. sensor Fahrenheit or Celsius Setting fanspeed level 5 Setting fanspeed level 4 Setting fanspeed level 3 Setting fanspeed level 2 Setting fanspeed level 1 Access code for programming levels Duration of heat cycle in...
Page 51
BlueCool Unit Performance Report Refrigeration cycle...
Page 52
BlueCool Unit Performance Report Gauging sites 1. Temperature seawater inlet 2. Temperature seawater outlet 3. Flow seawater 4-II 5-II 4. Temperature condenser inlet 5. Temperature condenser outlet 4-I : circuit I 5-I : circuit I 4-II : circuit II 5-II : circuit II 8-II 6-II 6.
Page 53
BlueCool Unit Performance Report For proper measurement of temperature at point 13 and 14, the tubular insulation has to be removed or pushed aside. 6. Temperature liquid circuit II 10. Pressure suction circuit II 7. Temperature evaporator inlet circuit II 12.