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Energy-Recovery Ventilation System

Service Manual

( GC201202-I )

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Summary of Contents for EH01100030

Page 1: ...Energy Recovery Ventilation System Service Manual GC201202 I ...

Page 2: ...ROL 7 1 OPERATION FLOWCHART 7 2 MAIN LOGIC 8 3 WIRED REMOTE CONTROLLER 8 INSTALLATION 17 1 DIMENSION DATA 17 2 INSTALLATION SITE 18 3 UNIT INSTALLATION 18 4 CAUTIONS FOR INSTALLATION 19 5 ELECTRIC WIRING WORK 20 MAINTENANCE 23 1 TROUBLE TABLE 23 2 FLOW CHART OF TROUBLE SHOOTING 24 4 DISASSEMBLY AND ASSEMBLY OF MAIN PARTS 27 5 EXPLODED VIEWS AND PART LIST 29 ...

Page 3: ...1 Energy Recovery Ventilation System Service Manual PRODUCT PRODUCT ...

Page 4: ...40 L 500 600 L 30 FHBQ D15 M D EH01100050 EH01100110 1500 150 380VAC 3N 50Hz 208 230VAC 3N 60Hz FHBQ D20 M D EH01100060 EH01100110 1800 2000 50 150 FHBQ D30 M EH01100070 2800 125 380VAC 3N 50Hz 2 NOMENCLATURE FH B Q D 3 5 K 1 2 3 4 5 6 No Description Options 1 Unit code FH energy recovery unit 2 The structure of heat exchanger B plate type 3 The diathermanous mode Q total heat exchange 4 The mode ...

Page 5: ...ntroduces fresh air into room and discharges indoor airout of room to make you feel comfortable as in the nature 2 Energy recovery function Internal heat exchanger makes the discharged air and introduced air for cooling and heating exchange Energy recovery rate above 70 keeps heat preservation and ventilation realized 3 Low noise design Special low noise ventilation fan is set 4 Air filtration and...

Page 6: ... Unit mm H 452 452 572 M 1210 1210 1340 L 1215 1215 1550 Packaging mm H 485 485 700 M 1543 1543 1610 L 1553 1553 1710 Net weight kg 110 110 215 Gross weight kg 130 130 236 Loading quantity 20 GP 15 15 9 40 GP 37 37 24 40 HQ 44 44 24 Standard wired remote controller Z4E35M Z4E35M Z4E35M Notes a The models of 220V power supply type has 3 types of fan speed and the models of 380V have one fan speed b...

Page 7: ...FHBQ D8 K D 220V 50Hz 208V 230V 60Hz 1 0A 2 3 25A 2 25A FHBQ D10 K D 1 0A 2 3 25A 2 25A FHBQ D15 M D 380V 3N 50Hz 208V 230V 3N 60Hz 1 4A 2 4 55A 3 15A FHBQ D20 M D 1 4A 2 4 55A 3 15A FHBQ D30 M 4 2A 2 13 65A 9 45A Notes a RLA Rated load amperes b LRA Locked rotor amperes c FLA Full load current 5 PIPING DIAGRAM Fresh air Outdoor Air discharge Heat exchanger Indoor Air supply Room air ...

Page 8: ...6 Energy Recovery Ventilation System Service Manual CONTROL CONTROL ...

Page 9: ...7 Energy Recovery Ventilation System Service Manual CONTROL CONTROL 1 OPERATION FLOWCHART ...

Page 10: ... as such request If the air valve is close the air discharge fan and air supply fan will stop When the air valve is open the fan will operate according to setting fan speed 2 3 Heat exchange Mode 1 Under Heat Exchange mode the air valve is close 2 The system will operate as such request Electrify the air valve motor judge the position of the air valve The air discharge fan and air supply fan will ...

Page 11: ... activated When 02 is displayed the memory function has been deactivated Then by pressing the On Off key this setting can exit At the setting page if there is not any operation during 20 seconds the control will back to the normal Off status The memory function is defaulted to be deactivated Fig 2 Fan Speed Control Fig 3 4 The figures about relative display area the same as below As shown in the f...

Page 12: ...idity set point while pressing the key will decrease the humidity set point Each press will make the set point change by 5 When pressing the and keys at the same time for five seconds EE and a lock icon will be displayed In this case all key operation will be deactivated Then by pressing the and keys at the same time for five seconds again the lock function will be deactivated When the control is ...

Page 13: ...unning Mode Setting Fig 7 By pressing the Mode key the run mode will change circularly from automatic to bypass to heat exchange Under the automatic mode AUTO will light on and the system will operates base on indoor and outdoor temperatures as well as the temperature difference Under the bypass mode BYPASS will light on When the damper is opened the fan will work based on the air mode and fan spe...

Page 14: ... unit with humidifying function the humidity will be displayed only when this function is activated Humidifying ON OFF Display Press MODE and at the same time for 5s to switch between humidifying ON OFF Note The unit with humidifying function can normally run The indoor humidity and setting humidity can be displayed only If this function is on The default is OFF It is recommended to ON in dry peri...

Page 15: ...to set the address of the control 1 16 At this point address can be increased or decreased by pressing the or key This address intends to distinguish different dampers The default address is 16 By pressing the On Off key this setting will exit When there is no any key operation in 20 seconds this setting ends and becomes valid 3 2 Dimension 6 Panel dimension and installation dimension ...

Page 16: ...ed and corresponding grooves should be set in the wall If in hidden 1 PVC pipe can be used Whether mounted visibly or in hidden drill two holes keep level in the wall as the distance 60mm between the two holes in underplate of wired controller and then inset stopper into the holes through which the wired controller can be fixed Insert communication wire in the control board At last clasp the contr...

Page 17: ...nergy Recovery Ventilation System Service Manual CONTROL No Name Remarks 1 Wall The appearance of the controller should be subject to entity 2 Underplate of wire controller 3 Screw M4X10 4 Controller panel ...

Page 18: ...16 Energy Recovery Ventilation System Service Manual INSTALLATION ...

Page 19: ...46 FHBQ D10 K D 1016 960 832 884 380 165 90 150 230 155 372 246 FHBQ D15 M D 1215 1159 1210 1262 452 200 100 190 277 178 737 297 FHBQ D20 M D 1215 1159 1210 1262 452 200 100 190 277 178 737 297 W L W2 B2 B1 B W1 Fresh air inlet Room air inlet Room air outlet L1 Electric box H H1 A2 A A3 A1 Flange dimension Fresh air outlet Uint mm Model L L1 W W1 W2 H H1 A A1 A2 A3 B B1 B2 FHBQ D30 M 1550 1650 134...

Page 20: ...e ones inside the room should also be installed with them if temperature and humidity in the ceiling is high The ducts outside the room should be kept inclined 1 50 1 30 to avoid water into room In order to clean and maintain the filter and heat exchanger core in the system do keep service space as shown in the picture above 3 UNIT INSTALLATION Air discharge duct Room air inlet Fresh air outlet In...

Page 21: ...et for that far from wall or pole The vertical pipe outside the room or on the roof should be fixed with derrick or dragline 3 The hanger s rod should be flat and its screw thread should be full and smooth Either threaded connection or welding is suitable for joint of hangers If the former one is adopted connecting thread of either end should be longer than diameter of hanger moreover anti loosing...

Page 22: ... by professionals 7 Air switch and leakage switch which can cut off the general power supply should be installed 8 The air switch should integrate the functions of magnetic release and hot release to protect it for short circuit or overload The field wiring should be subject to circuit diagram attache d on the unit Earthing Requirements 1 Reliable earthing measure must be adopted The yellow green ...

Page 23: ... A Min sectional area of earthing wire mm2 Min sectional area of power cord mm2 FHBQ D8 K D 220V 50Hz 208V 230V 60Hz 6 1 0 1 0 FHBQ D10 K D 220V 50Hz 208V 230V 60Hz 6 1 0 1 0 FHBQ D15 M D 380V 3N 50Hz 208V 230V 3N 60Hz 6 1 0 1 0 FHBQ D20 M D 380V 3N 50Hz 208V 230V 3N 60Hz 6 1 0 1 0 FHBQ D30 M 380V 3N 50Hz 208V 230V 3N 60Hz 6 1 0 1 0 Notes a The power cord of the unit must be copper cored cable and...

Page 24: ...22 Energy Recovery Ventilation System Service Manual MAINTENANCE ...

Page 25: ... obviously decreased after a period of time Too much dust gathers on the air filter Re fix the collecting place of air vent 2 Noise occurs at air vent Installation of air vent is loose Re fix the collecting place of air vent 3 The system can not be started No power supply or power cord is incorrectly connected Terminals of main board transformer are loose Communication fault E6 Air valve and relat...

Page 26: ...24 Energy Recovery Ventilation System Service Manual 2 FLOW CHART OF TROUBLE SHOOTING ...

Page 27: ... Service Manual 3 WIRING DIADRAM External wiring figure of the unit If this one is different from wiring figure of junction box take the wiring box of junction box as standard 1 Model FHBQ D8 K D FHBQ D10 K D 2 Model FHBQ D15 M FHBQ D20 M ...

Page 28: ...26 Energy Recovery Ventilation System Service Manual 3 Model FHBQ D15 D FHBQ D20 D ...

Page 29: ... L is connected with L2 disconnected with L1 3 The broken line part is connected by user YEGN YE WH WH WH WH GNRD YE GNRD Blower Motor Fan Motor Exhaust OFF Controlling switch back side ON 4 DISASSEMBLY AND ASSEMBLY OF MAIN PARTS Picture Name Function Acentric Motor Sub Assy Make the air flow Heat Exchange core The important Sub Assy that make the fresh air and room air exchange energy ...

Page 30: ...lts and then circumgyrate the Electric Box to open it Bolt Capacitance Change the heat exchange core and filter Image After removing the service door we could be able to take out the core and the filter The core should be washed by cleaner or other special dust catcher equipments except water Heat Exchange core Filter Motor Sub Assy s teardown Image 1 Opening the top cover take out the core and th...

Page 31: ...n and side panel Bolt 5 EXPLODED VIEWS AND PART LIST 1 Exploded view for models FHBQ D8 K D FHBQ D10 K D FHBQ D15 M D FHBQ D20 M D 1 FHBQ D8 K D EH01100030 EH01100100 No Name Quantity Code 1 Sponge 1 Left Side Plate 2 12201137 2 Sponge 2 Left Side Plate 1 12201138 3 Assy of Left Side Plate 1 01311123 4 Assy of overhauling door 1 01391128 5 Door Holder 1 02208901 6 Base Plate Assy 1 02226001210 7 R...

Page 32: ...No Name Quantity Code 1 Sponge 1 Left Side Plate 2 12201137 2 Sponge 2 Left Side Plate 1 12201138 3 Assy of Left Side Plate 1 01311123 4 Assy of overhauling door 1 01391128 5 Door Holder 1 02208901 6 Base Plate Assy 1 02226001210 7 Retaining Plate Assy 2 01841108 8 Rubber Sheet 2 76718901 9 Foam Assy 3 1 12311101 10 Electric Box Assy 1 01396160 11 Sub assy of Right Side Plate 1 01311125 12 Flange ...

Page 33: ...19 Motor Sub Assy 2 15401110 20 Cover Plate Assy 1 01261116 21 Sponge 1 1220114304 22 1 01311129 23 Display board 1 30294000018 4 FHBQ D20 M D EH01100060 EH01100130 No Name Quantity Code 1 Sponge 1 Left Side Plate 2 12201145 2 Sponge 2 Left Side Plate 1 12201146 3 Assy of Left Side Plate 1 01311129 4 Assy of overhauling door 1 01391136 5 Door Holder 1 02208901 6 Base Plate Assy 1 02225200035 7 Ret...

Page 34: ...32 Energy Recovery Ventilation System Service Manual 2 Exploded view for model FHBQ D30 M D ...

Page 35: ...6018401 9 Hanger longeron Sub assy 2 01871224 10 Acentric motor 2 15706001 11 Air inlet outlet assy 4 01491143 12 Side plate air outlet 2 01318918 13 Clapboard assy 1 1 01248901 14 Back side plate assy 1 01318909 15 Top cover plate 1 1 01268906 16 Top cover plate 2 1 01268907 17 Middle clapboard assy 1 1 01248909 18 Clapboard assy 2 1 01248905 19 Connection plate top cover 1 01341105 20 Guide groo...

Page 36: ...JF00300198 global cn gree com ...

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