SAMAND
(XU7JPL3)
Service Manual
Heating & Ventilation
Page 1: ...SAMAND XU7JPL3 Service Manual Heating Ventilation...
Page 2: ...al Foreword This Service Manual contains descriptions of the following categories for the Samand Heating and Ventilation This manual should be used as service manual and s workbook for training instru...
Page 3: ...ion and refilling 16 Compressor 18 Compressor drive plate 20 Compressor drive pulley 21 Compressor oil level 22 Compressor air gap 23 Condenser 24 Dehydration reservoir 25 Evaporator 26 Expansion cham...
Page 4: ...Heating and Ventilation 5...
Page 5: ...inair charging station T ool Number Robinair leak detector T ool Number Technotest electronic thermometer T ool Number Robinair Charging Station Robinair Leak Detector Technotest Electronic Thermomete...
Page 6: ...Three legged puller T ool Number Adjustable peg spanner T ool number Compressor dip stick T ool number Three Legged Extractor Adj Peg Spanner Dipstick...
Page 7: ...Drive plate extractor T ool Number End adapter T ool Number Feeler gauge T ool Number Drive Plate Extractor End Adapter Feeler Gauges 8 Special tools...
Page 8: ...ompressor Type SD7H15 Cylinder volume 154 9cc Oil capacity 135cc Clutch type PV Speed 8000 RPM Max Wieght 7 2kg Oil type SP10 OR SP20 Expansion Valve Egelhof Type Capacity Static overheating R134a Cap...
Page 9: ...W710D005 10 T echnical data Temperature sensor Reference required Pressostat Data 2 5 0 5 bar on Data 17 1 bar on 26 1 5 off...
Page 10: ...let union 3mdaN 3 3 5mdaN 3 Union on damper chamber 2 3mdaN 3 3 5mdaN 4 Condenser inlet pipe 1 5 2 5mdaN 2 2 5mdaN 5 Dehydration reservoir outlet union 1 5 2mdaN 1 2 1 5mdaN 6 Condenser outlet dehydra...
Page 11: ...n Technical description System overview W710D001 1 2 3 4 8 7 6 5 Heating and ventilation 1 Pressure relief valve 2 Dehydration reservoir 3 Condenser 4 Compressor 5 Blower 6 Evaporator 7 Electronic the...
Page 12: ...ventilation fan and the air stream As heat is always transferred from a warmer to a cooler object the hot refrigerant will transfer some of its heat to the cooler air The hot gaseous refrigerant will...
Page 13: ...rigerant than can be evaporated at any one time Evaporator After the expansion valve the refrigerant enters the evaporator where it expands The pressure in the evaporator is considerably lower due to...
Page 14: ...acuum extraction to dry the circuit 1 Connect the filling equipment to the service valves 2 Carry out a vacuum extraction draining time 15 minutes 3 Check the sealing of the circuit The vacuum should...
Page 15: ...ve engine under tray see Book 2 for reference 3 Remove wheel arch liners see Book 2 for reference 4 Remove accessory drive belt 5 Unplug electrical connector 6 Disconnect compressor inlet union 7 Disc...
Page 16: ...and replacement W710R004 9 9 10 9 Remove upper fixing bolts 10 Remove compressor To fit Fit in reverse order Note Ensure washers and spacers are correctly fitted All fixing bolts have a tightening to...
Page 17: ...om car 2 Attach peg spanner 3 Slacken the central locking nut and remove 4 Fit the extractor special tool 5 Extract the drive plate To fit Fit in reverse order Note Fit the old nut and tighten to 3 5...
Page 18: ...essor from car 2 Remove the drive plate 3 Remove circlip washers and key 4 Fit the extractor special tool and remove pulley To fit Fit in reverse order Note Fit the old nut and tighten to 3 5 4 mdaN C...
Page 19: ...ion of the control plate b The connecting rod while looking through the oil filler hole 3 Position the chamfered face of the dip stick against the body of the compressor Note The dipstick must enter t...
Page 20: ...d be 0 4 0 8mm Adjustment 2 If the air gap is incorrect remove drive plate retaining nut 3 Release drive plate and collect washers and key 4 Adjust the air gap by changing a Thickness of the washers b...
Page 21: ...ator inlet and outlet hoses 4 Unclip and remove the radiator upwards 5 Disconnect the condenser inlet fixing 6 Remove nut from inlet pipe support bracket 7 Disconnect the condenser outlet fixing 8 Rem...
Page 22: ...To remove 1 Drain the cooling system 2 Remove pressostat 3 Disconnect the two top freon pipes 4 Remove nut from reservoir bracket 5 Lift up and remove dehydration reservoir To fit Fit in reverse orde...
Page 23: ...cement Evaporator To remove 1 Drain the refrigerant circuit 2 Remove floor console and fascia see Book 9 for reference 3 Remove heater 4 Remove 3 screws 5 Remove expansion chamber 6 Remove 1 screw and...
Page 24: ...14 13 8 Remove 2 screws 9 Remove blower flap operating motor and release electrical connector from blower housing 10 Remove clips from blower motor casing 11 Remove clips from outer evaporator casing...
Page 25: ...W710R030 15 28 Adjustment and replacement 15 Remove evaporator To fit Fit in reverse order Note Use new O rings on the ends of the freon pipes Check the compressor oil Charge the freon circuit...
Page 26: ...710R021 6 8 7 Expansion chamber To remove 1 Drain the refrigerant circuit 2 Disconnect the air inlet pipe 3 Remove 2 nuts 4 Release the joints and pipes 5 Remove bottom screw 6 Replace the screw with...
Page 27: ...W710R029 30 Adjustment and replacement 8 Remove expansion chamber To fit Fit in reverse order Note Use new O rings on R134a pipes Check compressor oil Charge the R134a circuit...
Page 28: ...1 W710R023 2 4 4 3 4 W710R028 5 Heater blower To remove 1 Remove RH fascia lower closing panel 2 Unclip electrical harness 3 Unplug electrical connector 4 Remove 3 screws 5 Remove by lowering the blow...
Page 29: ...ove 1 Unplug 2 connector s 2 Set aside electrical harness 3 Separate the tongue 4 Remove 2 screws 5 Remove blower module 6 Insert a screwdriver in the slots to release and remove the motor from casing...
Page 30: ...Remove centre console trim 3 Release the control unit by pushing from the rear use the radio location hole to gain access 4 Remove the clip and release the cable 5 Unplug the electrical connector 6 F...
Page 31: ...conditioning control card To remove 1 Remove control unit from centre console 2 Remove 3 control knobs 3 Remove control panel cover 4 Remove 2 screws 5 Separate the components To fit Fit in reverse or...
Page 32: ...ssurise the cooling system 2 Remove the air inlet pipe 3 Clamp the matrix inlet and outlet pipes 4 Remove floor console and fascia 5 Remove fixings Note Place a container under the matrix unions 6 Rem...
Page 33: ...s 2 Remove fascia see Book 9 for reference on steps 1 and 2 3 Remove 1 bolt from floor mounted bracket located on the bottom right hand side of the heater 4 Depressurise the cooling system 5 Remove ai...
Page 34: ...ipe Note Place a container under the matrix pipes before removing 10 From the engine bay remove 2 retaining bolts and collect 2 connector s 11 From inside the scuttle chamber remove 1 retaining bolt a...
Page 35: ...39 Adjustment and replacement W710R046 3 1 2 Coolant temperature unit To remove 1 Unplug electrical connector 2 Remove 2 nuts 3 Remove coolant temperature unit To fit Fit in reverse order...
Page 36: ...hermostat To remove 1 Remove RH and LH footwell heater trims 2 Remove 1 screw from the electrical connector support bracket and unplug connector s 3 Unplug electrical connector from electronic thermos...
Page 37: ...lacement W710R049 3 3 4 W710R050 Scuttle air intake filter To remove 1 Remove wiper arm 2 Remove scuttle grill 3 Remove 2 screws and release plastic cover over intake filter 4 Lift out filter To fit F...
Page 38: ...R051 1 W710R052 2 3 42 Adjustment and replacement Evaporator sensor To remove 1 Remove LH footwell heater trim 2 Unclip sensor from casing 3 Unplug connector and remove sensor To fit Fit in reverse or...
Page 39: ...W710R055 5 4 3 9 2 1 7 6 10 11 Air conditioning compressor relay To remove 1 Remove 3 screws for fascia LH lower closing panel 2 Remove 3 nuts and 1 screw drop down the relay bracket to expose relays...
Page 40: ...2 10 11 1 7 6 44 Adjustment and replacement Blower relay To remove 1 Remove 3 screws for fascia LH lower closing panel 2 Remove 3 nuts and 1 screw drop down the relay bracket to expose relays 3 Remove...
