Technibel REVE 247C Service Manual
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TECHNICAL DATA & SERVICE MANUAL
REVE 247C (I)
REVE 237R (I)
Cooling only model
Heat pump model
0.8180.501.1
11 / 2007

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Summary of Contents for Technibel REVE 247C

  • Page 1 TECHNICAL DATA & SERVICE MANUAL REVE 247C (I) Cooling only model REVE 237R (I) Heat pump model 0.8180.501.1 11 / 2007...
  • Page 2: Table Of Contents

    Table of contents Page SPECIFICATIONS 1) Unit specifications 2) Major Component specifications OPERATING RANGE DIMENSIONAL DATA PERFORMANCE CHARTS REFRIGERANT FLOW DIAGRAMS FUNCTIONS 1) Cool Mode Operation 2) Heat Mode Operation 3) Auto Mode Operation 4) Dry Mode Operation 5) Fan Mode Operation 6) Auto Fan Speed 7) Forced Mode 8) Protection operations in Cool and Dry Mode...
  • Page 3: Specifications

    SPECIFICATIONS 1) UNIT SPECIFICATIONS UNIT MODEL REVE 247C REVE 237R Power source 220 - 240 V 50 Hz PERFORMANCES COOLING COOLING HEATING Capacity (air BTU / h 8360 8020 7700 conditioner) 2,45 2,35 2,25 Capacity (hot-water BTU / h 7160...
  • Page 4: Major Component Specifications

    2) MAJOR COMPONENT SPECIFICATIONS UNIT MODEL REVE 247C REVE 237R CONTROLLER (PCB) Part No. SAC ON-OFF IDU Controls Microprocessor Control circuit fuse (F1) 250VAC - 5A -T Jumper Setting JP1….JP5 (see Electric waring diagram) 2,54mm - 5 pcs 2,54mm - 5 pcs...
  • Page 5: Boperating Range

    UNIT MODEL REVE 247C REVE 237R CONDENSATE PUMP (PC) Model 291036 Rating 220-240VAC~50Hz Nominal intput 5W - 0,05A Coil resistance (at 20° C) Ω 778 ± 8% SAFETY FLOAT SWITCH (FS) BI 1300 2725 Model 230 V AC/DC - 0,5 A...
  • Page 6: Cdimensional Data

    DIMENSIONAL DATA...
  • Page 7: Dperformance Charts

    PERFORMANCE CHARTS REVE 247C Cooling only model Conditions: Power source 230 V - 1- 50 Hz - Single phase Indoor air velocity High speed Cooling characteristics Indoor relative humidity 48% Capacity (%) indoor air D.B. temp. DISEGNO MACCHINA outdoor air D.B.temp. °C Power input (%) indoor air D.B.
  • Page 8 REVE 237R Heat pump model Conditions: Power source 230 V - 1- 50 Hz - Single phase Indoor air velocity High speed Cooling characteristics Indoor relative humidity 48% Capacity (%) indoor air D.B. temp. °C DISEGNO MACCHINA outdoor air D.B.temp. °C Power input (%) indoor air D.B.
  • Page 9 Heating characteristics Outdoor relative humidity 85% Capacity (%) indoor air D.B. temp.20°C DISEGNO MACCHINA outdoor air D.B.temp. °C Power input (%) indoor air D.B. temp.20°C outdoor air D.B.temp. °C COP (%) indoor air D.B. temp.20°C outdoor air D.B.temp. °C...
  • Page 10: E Refrigerant Flow Diagrams

    REFRIGERANT FLOW DIAGRAM COOLING MODEL REVE 247C REFRIGERANT FLOW DIAGRAM HEAT PUMP MODEL REVE 237R...
  • Page 11: Ffunctions

    FUNCTIONS 1) Cool Mode Operation In Cooling Mode, the operation of the compressor (CM), Outdoor Fan (FMO) and Indoor Fan (FMI) are determined by the difference between the room air temperature (RAT) and the set point temperature (SPT) as shown in the graph. NOTES 1.
  • Page 12: Heat Mode Operation

    2) Heat Mode Operation The Heating mode operation is similar to the Cooling mode operation. The CM, FMO and FMI are mainly controlled by the value of (RAT – SPT). In the graph above, the FMI is operating in AUTO speed mode. Therefore, the FMI speed changes automatically according to the (RT - SPT).
  • Page 13: Auto Mode Operation

    3) Auto Mode Operation In Auto Mode, the unit switches automatically between the Auto Cooling and Auto Heating in order to maintain the room temperature (RAT) at the prescribed set point (SPT). The switching between the two modes is according to the above graph. Refer to the sections 1.COOLING MODE and 2.HEATING MODE for system operation details.
  • Page 14: Dry Mode Operation

    4) Dry Mode Operation Dry operation remove moisture from indoor air running, in cooling mode, at a low level without reducing the ambient temperature. This is done cycling ON and OFF indoor and outdoor units according to below. ROOM DRY LEVEL TEMP Operation according to COOLING mode ≥...
  • Page 15: Forced Mode

    7) Forced Mode In this mode the system operates (COOLING or HEATING mode – fixed settings) or is switched off by means of the OPERATION button on the front panel. The operation modes can be selected pressing the button in a cyclic way (OFF COOL HEAT OFF…).
  • Page 16: Protection Operation In Heat Mode

    9) Protection operations in Heat Mode 9.1 Cold draft This feature prevents the supply of cold air forcing the indoor fan to a speed which cannot be changed by the user. As soon as the protection mode is exited speed can be changed manually through the remote controller.
  • Page 17 9.3 Overheat This feature prevents the build up of high pressure in the indoor heat exchanger during heating operation 237R A (°C) B (°C) C (°C)
  • Page 18: I Feel Function

    10) I FEEL Function As standard configuration the air conditioner operates detecting the room temperature through the sensor equipped in the wireless remote controller (icon I FEEL shown on the display). This feature provides a personalised environment since the temperature can be detected where the remote controller is located.
  • Page 19: Diagnostic

    12) Diagnostic With this feature is possible to have a visual signal that a trouble is occurring. This mode is always active and the signalling is made through the display board LEDS . In case of no troubles the LEDS status follows its normal function. NOTES The troubles are showed according a priority list that is in case of more than one trouble present, is always showed, at first, the one with the highest priority (1...
  • Page 20: Jumpers

    JUMPERS CONFIGURATION Jumpers are located on the indoor PCB near the MODE button. Unit is shipped with jumpers set according to the following table: JUMPER STATUS open open for H/P models - closed for other versions open closed closed...
  • Page 21 CONTACTS FOR BUILDING AUTOMATION INPUT CONTACT (J4 - green) - AVAILABLE ONLY IF "BOILER CONNECTION KIT" IS NOT INSTALLED The status of this input affects system operation according to the following: Contact OPEN : system does not operate (always OFF) – inputs from wireless remote controller are not processed Contact CLOSED: system operates in the normal way according to the inputs coming from wireless remote controller...
  • Page 22: Maintenance

    15) MAINTENANCE Changing the Address of the Air Conditioner In case of more than one air conditioner operating in the same room, it may be necessary to assign an address to each unit in order to avoid operation conflicts. Address is set acting on the dip-switches located on the indoor PCB and on the remote controller.
  • Page 23: Manual Unit Control And Led Indicators

    16) Manual Unit Control and LED indicators The push button switch and the LED indicators on display panel let the user to control the unit operation without a R/C (Remote Controller). Their operations are provided below. Push Button Switch : Use to cycle the operation mode of the A/C unit among COOL, HEAT and OFF modes, without using the R/C.
  • Page 24: Outdoor Fan Operation

    17) Outdoor fan operation Outdoor fan speed change from HI to Low according to outdoor air temperature as indicated on the chart below.
  • Page 25: Drain Pump

    18) DRAIN PUMP Pump operates when the unit is running in COOLING and DRY modes. The level detection is done through a float switch connected at the input FS (closed under normal condition, and opened when water overflow). System operation is according to the following chart: 10sec 0sec 0sec...
  • Page 26: Gelectric Wiring Diagrams

    ELECTRIC WIRING DIAGRAMS 1- Cooling only model REVE 247C LEGENDA Controller SW-IND-ASSY Indicator assy Indoor fan motor TH1-2-3-4-5 Thermistor Compressor motor Terminal plate Overload relay Hot water control Outdoor fan motor Limit water thermostat C1-2-3 Capacitor Water electric valve Condensate pump motor...
  • Page 27 2- Heat pump model REVE 237R LEGENDA Controller SW-IND-ASSY Indicator assy Indoor fan motor TH1-2-3-4-5 Thermistor Compressor motor Terminal plate Overload relay Hot water control Outdoor fan motor Limit water thermostat C1-2-3 Capacitor Water electric valve Condensate pump motor Float switch 4-way valve Flap motor PCB/FMO Controller Outdoor fan motor...
  • Page 28: Htroubleshooting

    TROUBLESHOOTING CHECK BEFORE AND AFTER «TROUBLESHOOTING» (A) Check power supply wiring. • Check the power supply wires are correctly connected. (B) Check power supply. • Check that voltage is in specified range (±10% of the rating). • Check that power is being supplied. •...
  • Page 29 2 • The unit does not run. WATER LEVEL ALARM - OPERATION LAMP IS BLINKING. Malfunctioning of the condensate drainanege system. NOTE: In case of emergency the air conditioner can work by drainage the condensate from the little pipe into a rather short container. Extract the little pipe and remove the cap.
  • Page 30 UNIT AND COMPRESSOR DO NOT RUN. The unit does not run when air conditioner is in the follwing conditions: • When the room temperature is below the setting temperature. • During the protection modes.
  • Page 31 SOME PARTS OF THE AIR CONDITIONER DO NOT OPERATE.
  • Page 32 AIR CONDITIONER OPERATES, BUT ABNORMALITIES ARE OBSERVED.
  • Page 34 POOR COOLING OR HEATING.
  • Page 35 EXCESSIVE COOLING OR HEATING. A SENSOR IS DEFECTIVE.
  • Page 36: Irefrigerant Charge

    REFRIGERANT CHARGE REVE 247C REVE 237R REFRIGERANT CHARGE R410A 600 g 520 g IMPORTANT In order to recharge the unit use the high-pressure side gate. Preliminary operation after refrigerant charge DISEGNO...
  • Page 37 DISEGNO MACCHINA...
  • Page 38 DISEGNO MACCHINA...
  • Page 39: Mboiler Connection Kit

    BOILER CONNECTION KIT ONLY FOR MODELS 247C / 237R Typical installation Hot water coil Existing water connections By installer DISEGNO MACCHINA 1/2" Gas Female diameter Electric water valve Controller By installer Air conditioner unit Boiler connection Kit 1) SPECIFICATIONS Power source 230 V ~ 50 Hz Capacity at standard conditions 2100...
  • Page 40: Performance Charts

    2) PERFORMANCE CHARTS Performance on different conditions Capacity ruduction factor : High speed = 1 ; Med. speed = 0,96 ; Low speed = 0,93 140% 120% 70° C inlet water temp. 100% 60° C DISEGNO MACCHINA 50° C ∆t = (inlet water temp.) - (outlet water temp.) WATER FLOW AND PRESSURE DROP –...
  • Page 41: Component Specifications

    3) COMPONENT SPECIFICATIONS ( Boiler connection kit ) CONTROLLER ( HWC ) Type 000TSA Controls Manual Thermostat Setting 6°C ±1°C ÷ 30°C ±1°C Differential THERMISTOR ( ROOM SENSOR ) TH4 Type STLNGY050 Resistance (at 25° C) kΩ 4,7 ±2% as alternative CONTROLLER ( HWC ) Type 078564-00 Controls...
  • Page 42: Hydraulic Connections And Valves

    4) HYDRAULIC CONNECTIONS AND VALVES DISEGNO MACCHINA...
  • Page 43 DISEGNO MACCHINA R.D. 28 Reyrieux BP 131 - 01601 Trévoux CEDEX France Tél. 04.74.00.92.92 - Fax 04.74.00.42.00 R.C.S. Bourg-en-Bresse B 759 200 728...

This manual is also suitable for:

Reve 237r

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