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Related Manuals for Hotpoint LTF11M121OUK
Summary of Contents for Hotpoint LTF11M121OUK
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Page 1: Fully Integrated
5407758 Issue 2 Jan. 2014 SM003860 ~ C00303163 Hotpoint Fully Integrated DISHWASHER with Display and Active Oxygen Models Covered LTF11M121OUK 82906 Using DEA700 power module. Service Information Indesit Company UK Ltd © 2014 Reg. Office: Peterborough PE2 9JB Registered in London: 106725... -
Page 2: Table Of Contents
Indesit Company SAFETY NOTES & GENERAL SERVICING ADVICE 1. This manual is NOT intended as a comprehensive repair/maintenance guide to the appliance. 2. It should ONLY be used by suitably qualified persons having technical competence applicable product knowledge and suitable tools and test equipment. 3. -
Page 3: Technical Specifications
Indesit Company TECHNICAL SPECIFICATIONS Introduction Date 2013 Energy Class Washing Class Drying Class Noise Level 41 dB. Country of Origin Dimensions Height Adjustable from 820 mm to 900 mm Width 595 mm Depth 570mm Weight 43 kg Capacity 14 place settings Electrical Supply 230/240 Volts AC @ 50Hz Energy Consumption... -
Page 4: Model Matrix
Indesit Company MODEL MATRIX Product Type User Programmes Interior Flexi- Energy Noise Features Market Interface power Dishwasher Total F = Digit Medium 1 = A+ O = Active Integrated 41db Oxygen B = Basic 2 = A++ places Knob 0 = No 7 = 7 42db Litres... -
Page 5: General Information And Console Panel
Indesit Company GENERAL INFORMATION These models are integrated front loading dishwashers providing a choice of eleven wash programmes to suit load requirements. The programme selection button, On/Off switch and Programme Display and Option Buttons are mounted along the top edge of the door panel. The programmes are selected by depressing the programme selection button (P). - Page 6 Indesit Company CONSOLE PANEL Select wash cycle button Delayed start button Extra dry button and indicator light ON-OFF/Reset button Zone Wash button Salt indicator light and indicator light Zone Wash Active Oxygen button Rinse aid indicator light indicator lights and indicator light Wash cycle number and Multi-functional tablets remaining time indicator light...
- Page 7 Indesit Company ZONE WASH This option allows for performing the wash cycle only on the selected rack. Select the wash cycle, press the ZONE WASH button in a sequence: the selected rack lights up and washing is activated only on the selected rack; press the button again to deselect the option.
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Page 8: Programme Guide & Options
Indesit Company PROGRAMME CHART Wash cycles Approximate Instructions on wash-cycle selection and Wash cycle with Options duration of detergent dosage drying wash cycles Environmentally-friendly wash cycle with low energy Delayed start – Tabs – consumption levels, suitable for pans and dishes. 1. -
Page 9: Setting The Water Hardness
Indesit Company SETTING THE WATER HARDNESS These models have 5 Water Hardness Settings depending on the water supply where the machine is located. The Water Hardness Setting must be set: - before the machine is used for the first time, - if a new Module has been fitted or if the machine is moved to a different water area. -
Page 10: Basic Machine Use
Indesit Company BASIC MACHINE USE Setting a Programme 1. Open the door and turn the machine On. 2. Press the P button, after each press, the display number will cycle to the next programme number, until the desired Programme is shown. 3. -
Page 11: Component Description
Indesit Company COMPONENT DESCRIPTION Aqua Stop Inlet Valve The Aqua stop inlet water valve is located in the tap end of the fill hose. In the event of a split fill hose or the machine leaking, water will fill the base tray and operate the base float switch, which will signal the module to switch off the inlet Hose... - Page 12 Indesit Company Virtual Sensor (BLAC WASH PUMP) Sensing Blocked Filter If, during the wash cycle, the Wash Pump (functioning as Virtual Sensor) senses a Clogged Filters/ Suds situation, the main board will reduce the motor rpm by 20%. If the situation stabilizes, the problem will be identified as “Suds” and the pump continues operating at the new speed.
- Page 13 Indesit Company FILLING SEQUENCE (with Virtual Sensors) Once a program has been started, the first action of the dishwasher will be to drain down until the “D-Sensor” registers empty + 15 seconds. Thereafter, the W-Sensor runs for 40 seconds at 1400 rpm with the bottom delivery outlet open, to confirm that the tub is actually empty (if not, after three unsuccessful attempts error “F15”...
- Page 14 Soap Dispenser /Qxygen Generator The dispenser fitted to these models works differently to dispensers previously found on Hotpoint / Indesit Dishwashers. Operation of Detergent Dispenser: The dispenser incorporates a solenoid valve at the rear which, when activated, opens the dispenser...
- Page 15 Indesit Company Ozone Generator The function of the ozone generator, is to Ozone Generator prevent the formation of bacteria, seen from the rear of the dispenser consequently minimizing unpleasant smells inside the tub and generally improving hygiene conditions internally of the appliance. The component receives a power input of 220 V from the mainboard.
- Page 16 Indesit Company Brushless Flexipower BLAC Wash Pump Motor The Brushless Flexipower Wash Pump Motor is very quiet and its speed can be varied by the Control Module. There are 2 connectors fitted to the Brushless Circulating Wash Pump, a 2 wire power cable and a 3 wire Data lead.
- Page 17 Indesit Company Water Softening and Regeneration To obtain acceptable cleaning results, it is necessary to soften the washing water if the hardness is above 7 Clarke. Without water softening, limescale deposits especially on glassware and the internal dishwasher cavity would be noticed, also hard water would affect the performance of the powder or tablet resulting in a reduced cleaning performance.
- Page 18 Indesit Company Note: Whenever the low salt warning lamp is on, the dishwasher will not carry out regeneration. Air Break Assembly Located on the right hand side of the machine. The Air Break Assembly carries out 3 functions 1. Stops filling water siphoning back into the mains water supply.
- Page 19 Indesit Company Water Hydraulics Upper Spray Arm Lower Spray Arm Filter Service Manual UK English 19 of 40...
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Page 20: Auto Test Cycle
Indesit Company AUTO TEST CYCLE Note: At the Start of the Auto Test cycle, the machine will display the last fault detected by the module. The Auto Test Cycle will run a quick Diagnosis Cycle, and if a fault is detected will show the relevant fault code. -
Page 21: Fault Codes & Diagnostics
Indesit Company FAULT CODES & DIAGNOSTICS If an error is detected in programme, the Fault Code Number will flash on the console display. N.B. In a Fault Condition the On/Off LED will also flash. Flashing Fault Possible Cause(s) Number Overflow (water in Leak from water line. - Page 22 Indesit Company Possible Reasons For Fault Code Displayed Note: - Always carry out an earth insulation test before using the fault guide, as an earth fault on a component or damaged wiring may display fault codes not related to the component signalled. If any earth faults are found on initial testing they must be rectified before using the fault code chart, to avoid erroneous codes being displayed.
- Page 23 Indesit Company Fault Code 9 Module recognition error. • Check edge connections and wiring. • Reprogramme the EEPROM file. • Replace module or display as required. Fault Code 10 Open circuit in heating circuit. • Check the resistance of the heating element (30 Ω approx.). •...
- Page 24 Indesit Company Fault Notes • Blocked Filter There is NOT a fault code for a blocked filter. The large surface area of the filter makes a blocked filter very unlikely. If the filter was completely blocked, and the pressure switch had not moved to the FULL position after a maximum fill of 5.5 litres of water, the machine will drain and continue with the cycle.
- Page 25 Indesit Company Thermistor Chart Temperature Resistance Temperature Resistance in degrees C in K Ohms in degrees C in K Ohms - 40 24751.661 146.215 - 35 17127.169 117.828 - 30 12014.762 95.420 - 25 8524.305 77.718 - 20 6113.811 63.584 - 15 4435.437 52.260...
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Page 26: Wiring Diagram
WIRING DIAGRAM TIMER DEA700 PLP2 LINEA (CN01- 1 ) NEUTRAL (CN01- 2) RR T.F. (CN01-3 ) RR ITR (CN01-4) T.F. (206° ) n.c. ITR(95° ) n.c. DRAIN PUMP BLAC type SALT REED SWITCH REGEN TURBINE VALVE BASE DOOR PROTECTION WASH MOTOR SWITCH FLOAT SWITCH BLAC type... -
Page 27: Module Programming
Indesit Company MODULE PROGRAMMINg The module will always be supplied without a programme when supplied as a spare part. Note: This board does not have a physically replaceable Eeprom. Programming a Module: There are a number of ways the board can be programmed - some of which are not applicable to certain markets. - Page 28 Indesit Company PROGRAMMING (Using EMIT) The dishwasher can be programmed via the Emit PC, using a USB to Serial lead (Part No. C00222800), Hardware Key (Part No. C00115587) and the Memwriter software. USB - Serial Cable Black Serial Hardware Key Other types of Cable exist Replacement pins for the Hardware Key are available as Part No.
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Page 29: Servicing Notes & Dismantling Instructions
Indesit Company SERVICING NOTES & DISMANTLING INSTRUCTIONS SAFETY NOTES:- 1. ENSURE THAT THE MACHINE IS UNPLUGGED BEFORE DISMANTLING. 2. BEWARE OF SHARP EDGES ON METAL PANELS AND PRESSED PARTS. Access to all components are via the side panels, front plinth or the access panel in the base tray. A. - Page 30 Indesit Company D. Base Unit Access Panel Protect the customers flooring. Being careful not to damage the waste hose carefully lay the machine on its back. Remove any screws that may have been fitted to replace broken clips. Release 2 fixing clips on front edge. Ease panel forwards releasing lugs from rear of panel.
- Page 31 Indesit Company G. Drain Pump Remove base access panel as in D). Release drain hose by gently pulling away from pump. Twist pump motor anti-clockwise to release it from the sump. Ensure 'O' ring is positioned correctly to avoid leaks. H.
- Page 32 Indesit Company K. Water Softener Remove air-break as in J). Unscrew salt cap and ring nut of water softener. Remove base access panel as in D). Release hose from sump to water softener. Disconnect salt reading module and regeneration valve wiring and release the water softener from its fixing clip.
- Page 33 Indesit Company O. Display Board Remove the outer furniture door. Remove 6 screws securing console panel to inner door. Ease panel away from inner door. Disconnect wiring - observe correct location and orientation before removal. Using a flat blade screwdriver release the left hand securing tab first, to avoid damaging the buttons.
- Page 34 Indesit Company P. Door Hinge Remove the front panel and both side panels. Partially open the door (half way). Insert a sturdy pin (or pop rivet etc.) in the hinge hole (in both left and right hinges) to keep the door half open.
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Page 35: General Dishwashing Information
Indesit Company GENERAL DISHWASHING INFORMATION NOTE: - Many faults occur over along period of washing incorrectly. Correcting faults may not immediately cure a problem, e.g. several washes may be necessary to give better results. POOR WASH RESULTS A variety of factors influence wash results and some of the more common are listed below. A. - Page 36 Indesit Company B. WHITE COATING ON DISHES AND INSIDE THE MACHINE 1. White coating or scale Detergent not only loosens the remains of food but, together with the calcium salts in the water, forms water-soluble compounds which prevent the appearance of the white calcium coating or scale.
- Page 37 Indesit Company E. POOR DRYING 1. Correct amount of Rinse Aid The purpose of rinse aid when added to the water of a final rinse is to allow the water to run off the dishes as a complete film so that no water-run marks or calcium are left. To enable this to happen it is essential that the correct amount of rinse aid is dispensed.
- Page 38 Indesit Company 2. Nickel Silver (German Silver) is an alloy of copper, nickel and zinc, and when subjected to heat in dishwashing solutions the metal acquires a yellow colour. Maintaining this alloy in attractive condition requires frequent polishing and it should not be washed in a dishwasher. 3.
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Page 39: Service Manual Uk English
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