Mitsubishi Electric LGH-15RVX3-E Handbook
  1. Manuals
  2. Brands
  3. Mitsubishi Electric Manuals
  4. Fan
  5. LGH-15RVX3-E
  6. Handbook
Mitsubishi Electric LGH-15RVX3-E Handbook

Mitsubishi Electric LGH-15RVX3-E Handbook

Lossnay energy recovery ventilator, remote controller/filter optional
Hide thumbs Also See for LGH-15RVX3-E:
Table of Contents

Advertisement

Quick Links

LOSSNAY ENERGY RECOVERY VENTILATOR
HANDBOOK
MODELS
LGH-15RVX3-E
LGH-25RVX3-E
LGH-35RVX3-E
LGH-50RVX3-E
LGH-65RVX3-E
LGH-80RVX3-E
LGH-100RVX3-E
LGH-160RVX3-E
LGH-200RVX3-E
Remote controller
PZ-62DR-EA
PZ-62DR-EB
PZ-43SMF-E
Filter
(Optional)
PZ-15RF3-E
PZ-25RF3-E
PZ-35RF3-E
PZ-50RF3-E
PZ-65RF3-E
PZ-80RF3-E
PZ-100RF3-E
Warning:
Repair work must be performed by the manufacturer, its service
agent or a similarly qualified person in order to avoid hazards.
(Optional)
PZ-15RFP3-E
PZ-25RFP3-E
PZ-35RFP3-E
PZ-50RFP3-E
PZ-65RFP3-E
PZ-80RFP3-E
PZ-100RFP3-E
Nameplate
<LGH-15 to 100RVX3-E>
Nameplate
<LGH-160 and 200RVX3-E>
PZ-15RFM3-E
PZ-25RFM3-E
PZ-35RFM3-E
PZ-50RFM3-E
PZ-65RFM3-E
PZ-80RFM3-E
PZ-100RFM3-E
May 2023
No. U318
PZ-15RFH3-E
PZ-25RFH3-E
PZ-35RFH3-E
PZ-50RFH3-E
PZ-65RFH3-E
PZ-80RFH3-E
PZ-100RFH3-E

Advertisement

Table of Contents
loading

Related Manuals for Mitsubishi Electric LGH-15RVX3-E

Summary of Contents for Mitsubishi Electric LGH-15RVX3-E

  • Page 1 May 2023 No. U318 LOSSNAY ENERGY RECOVERY VENTILATOR HANDBOOK Nameplate MODELS LGH-15RVX3-E LGH-25RVX3-E LGH-35RVX3-E LGH-50RVX3-E <LGH-15 to 100RVX3-E> LGH-65RVX3-E LGH-80RVX3-E Nameplate LGH-100RVX3-E LGH-160RVX3-E LGH-200RVX3-E Remote controller <LGH-160 and 200RVX3-E> (Optional) PZ-62DR-EA PZ-62DR-EB PZ-43SMF-E Filter (Optional) PZ-15RF3-E PZ-15RFP3-E PZ-15RFM3-E PZ-15RFH3-E PZ-25RF3-E...

  • Page 2: Table Of Contents

    7-1 Service flowchart ..................14 14-15 7-2 Check Details ..................15 15-39 8. Overhauling procedures ..............40 40-57 9. Parts catalog ................. 58 58-130 LGH-15RVX3-E .................... 59 59-66 LGH-25RVX3-E .................... 67 67-74 LGH-35RVX3-E .................... 75 75-82 LGH-50RVX3-E .................... 83 83-90 LGH-65RVX3-E ....................

  • Page 3: Safety Precautions

    1. Safety precautions Read the following precautions thoroughly before the maintenance, and then inspect and repair the product in a safe manner. The types and levels of danger that may arise if the product is handled improperly are described with the warning symbols shown below.

  • Page 4: Changed Points

    LGH-200RVX2-E LGH-200RVX3-E (Air volume specification is changed from 1500 m /h to 1600 m /h.) 3. Specifications LGH-15RVX3-E, LGH-25RVX3-E, LGH-35RVX3-E, LGH-50RVX3-E, LGH-65RVX3-E, Model name LGH-80RVX3-E, LGH-100RVX3-E, LGH-160RVX3-E, LGH-200RVX3-E Heat exchange system Energy recovery ventilating system Heat exchanger material Special treated paper plate heat exchanger...
  • Page 5 Air volume Input power External static pressure Temperature exchange efficiency Noise Weight Model name (Pa) (dB) (kg) /h) (L/s) LGH-15RVX3-E 73.5 27.0 LGH-25RVX3-E 75.5 30.5 LGH-35RVX3-E 75.0 30.5 LGH-50RVX3-E 70.5 35.0 LGH-65RVX3-E 72.5 37.5 LGH-80RVX3-E 75.0 39.0 LGH-100RVX3-E 1000 75.5 40.0...

  • Page 6: Outside Dimensions

    4. Outside dimensions LGH-15RVX3-E, LGH-25RVX3-E, LGH-35RVX3-E, LGH-50RVX3-E, LGH-65RVX3-E, LGH-80RVX3-E, LGH-100RVX3-E Position where duct direction change is possible By-pass damper plate Ceiling suspension fixture Air exhaust fan (4-13 X 20 oval) (exhaust air outlet) (return air) (outside air intake) (supply air)
  • Page 7 LGH-160RVX3-E, LGH-200RVX3-E By-pass damper plate Ceiling suspension fixture 1010 Air exhaust fan (4-15 x 30 oval) (return air) (exhaust air outlet) (outside air intake) (supply air) Core, air filter, Inspection High-Efficiency opening filter, Air supply fan fan, 450 x 450 or more maintenance Control box space...
  • Page 8 * The filters are comprised of one set of the same filters as those built in the product. * Two filters each make up one set of filters. * Two sets of filters can be installed in one Lossnay unit (LGH-160 and 200 types). Dimensions Model Applicable model PZ-15RF3-E LGH-15RVX3-E PZ-25RF3-E LGH-25RVX3-E PZ-35RF3-E LGH-35RVX3-E PZ-50RF3-E LGH-50RVX3-E...
  • Page 9 PZ-15RFP3-E, PZ-25RFP3-E, PZ-35RFP3-E, PZ-50RFP3-E, PZ-65RFP3-E, PZ-80RFP3-E, PZ-100RFP3-E * Two filters each make up one set of filters. (For PZ-25 to 100RFP3-E) Dimensions Model Applicable model PZ-15RFP3-E 542 104.5 LGH-15RVX3-E PZ-25RFP3-E 322 128.5 LGH-25RVX3-E PZ-35RFP3-E 390 158.5 LGH-35RVX3-E PZ-50RFP3-E 461 158.5...

  • Page 10: Electrical Wiring Diagrams

    5. Electrical wiring diagrams LGH-15RVX3-E, LGH-25RVX3-E, LGH-35RVX3-E, LGH-50RVX3-E, LGH-65RVX3-E, LGH-80RVX3-E, LGH-100RVX3-E * Wiring for TM1, TM2, TM3, TM4, and TB5 shown in dotted lines are field work. * Be sure to connect the earth wire. * An all pole electric leakage isolator must be installed.
  • Page 11 LGH-160RVX3-E, LGH-200RVX3-E * Wiring for TM1, TM2, TM3, TM4, and TB5 shown in dotted lines are field work. * Be sure to connect the earth wire. * An all pole electric leakage isolator must be installed. * Always use an isolator for the main power connection. Lossnay unit Power circuit board Power circuit board...

  • Page 12: Circuit Board Diagrams

    6. Circuit board diagrams Circuit board diagrams and check points (1) Control circuit board Caution: Before servicing (including replacing the circuit boards), be sure to turn off the power supply isolator and check that all the LEDs on the control circuit board and power circuit board are not lit. A large- capacity electrolytic capacitor on the circuit board may carry voltage for several minutes after the iso- lator is turned off.
  • Page 13 (2) Power circuit board There are two types of the power circuit board. The type of the power circuit board varies depending on the model of the Lossnay unit. When replacing the circuit board, use the applicable circuit board according to the table below. Power circuit board Lossnay unit LG-X08DC-P7...

  • Page 14: Troubleshooting

    7-1 Service flowchart After checking the check items below, follow the troubleshooting for servicing. Applicable Device Applicable Model Lossnay Heat recovery LGH-15RVX3-E, LGH-25RVX3-E, LGH-35RVX3-E, LGH-50RVX3-E, LGH-65RVX3-E, Ventilator LGH-80RVX3-E, LGH-100RVX3-E, LGH-160RVX3-E, LGH-200RVX3-E Lossnay Remote Controller PZ-62DR-EA, PZ-62DR-EB, PZ-43SMF-E Preliminary check item...

  • Page 15: Check Details

    Lossnay does not start properly. (1) Failure mode 1: Lossnay does not work. Lossnay does not work in trial operation, or Lossnay stops working during use. (2) Failure mode 2: The remote controller does not The remote controller does not work. work.
  • Page 16 [2] Transmission cables (remote controller transmission cable, M-NET transmission cable, external input/output signal cable, and connection cable for IT communication appliances) Check Item Corrective action 1 Are the designated cables used for the remote control- Use the designated transmission cables. ler transmission cable and M-NET transmission cable? (See Table 2-1 and Table 2-2.) 2 Are the designated cables used for the external input/...
  • Page 17 Table 2-3 External input/output specifications Terminal or Signal Total Function Name connector on Materials Used specifications extension the circuit board External control input Level/pulse Twisted lead 0.5 mm (AWG TM2 [Y] [Z] 500 m (volt-free contact) (Note 4) (Note 1) 20) to 1.5 mm (AWG 15) External control input...
  • Page 18 [3] Monitor output signal cable Check Item Corrective action 1 Is the signal cable wired by multicore cable? Wire the cable using a 2-core cable. 2 Are the signal cables and transmission cables wired Wire the signal cables away from the transmission in the same piping duct? cables.
  • Page 19 [5] LED Indications on the circuit boards Contents Check Item Corrective action LED1 Lossnay unit error Blinking: Starting up, error occurred In the case of an error, see Failure (green) indicator Mode 4. Lit: During delay operation Lossnay operates after the delay time has passed.
  • Page 20 Individual function check items [6] If Lossnay does not work in the trial operation, or if Lossnay stops working during use, check the following items. Problem Factor Corrective action 1 The fan does not The connectors between the Check the connector (CN9) for the exhaust fan operate even fan motor and circuit board are motor and the connector (CN10) for the supply fan...
  • Page 21 Problem Factor Corrective action 3 [When wall-mounted sensor setting is set Check the setting. type CO sensor incorrectly. • When the function setting (No. 66) of PZ-70CSW-E is PZ-62DR-EA/EB is set to “0”, the function selec- used] tion switches (SW5-6 to SW5-8) on the Lossnay The LED display circuit board should be: SW5-6 ON, SW5-7 OFF, lamps of the CO...
  • Page 22 Problem Factor Corrective action 5 The fan does not The pre-heater or operation If the pre-heater or operation monitor with delay stop even though monitor with delay operation is operation is set to be used, the fan continues oper- the remote control- set to be used.
  • Page 23 Problem Factor Corrective action 9 The damper does Circuit board failure Disconnect the connector (CN12) from the power not operate even circuit board and check the voltage value between though the trial the pins of CN12 when the trial operation switch operation switch (SW2-1) is turned ON.
  • Page 24 Problem Factor Corrective action 12 Air volume is too Is the air filter clogged? Clean the air filter. small. Pressure loss in the duct is too Set the supply/exhaust fan power up setting. high. (See the Lossnay Operating/Installation Instructions or PZ-62DR-E Instruction Book.) The model selection switch Make the SW6 setting appropriate for the model.
  • Page 25 Problem Factor Corrective action 16 The Night-purge The operating condition When the operating condition becomes outside the operation stops in became outside the Night- Night-purge conditions, the Night-purge operation halfway through. purge conditions. ends. For details, see the Lossnay Operating/Installation Instructions or PZ-62DR-E Instruction Book.
  • Page 26 (2) Failure mode 2: The remote controller does not work. If the remote controller does not work, check the following items. [1] PZ-62DR-EA/EB Problem Factor Corrective action 1 Nothing is displayed The power of the Lossnay unit is Check the items described in (1) [1]. on the remote not ON.
  • Page 27 Problem Factor Corrective action 2 “H0” is displayed on The remote controller is starting up. The remote controller displays “H0” during the remote controller. start-up for a maximum of one minute. 3 It takes time for the The Lossnay unit is starting up. The remote controller is not fed with power remote controller to during start-up of the Lossnay unit for a...
  • Page 28 Individual check items If the system cannot be started/stopped using the remote controller, check the following items. [1] PZ-62DR-EA/EB Problem Factor Corrective action 1 Some Lossnay units in The power of the Lossnay unit Check the items described in (1) [1]. the group do not operate.
  • Page 29 Problem Factor Corrective action 6 Even though the function The indoor, outdoor, and/or • Outdoor temperature display range: 2°C to settings (No. 36, 37 and/ supply air temperature are out- 36°C or 39) of PZ-62DR-EA/ side the display range. • Indoor temperature display range: 9°C to EB are set to “1”, “LO”...
  • Page 30 [2] Interlocking with air conditioners (Mr. Slim indoor unit or City Multi indoor unit) or external devices Problem Factor Corrective action 1 Lossnay interlock The power of the Lossnay unit is not Check the items described in (1) [1]. settings cannot be performed Faulty connection of the remote con- Check the items described in (1) [2].
  • Page 31 [3] System controller Problem Factor Corrective action 1 The group of The power of the Lossnay unit is Check the items described in (1) [1]. Lossnay cannot be not ON. set with the system M-NET transmission cable is con- Connect the M-NET transmission cable to the controller.
  • Page 32 (4) Failure mode 4: Error code and LED display An error code displayed on the remote controller (PZ-62DR-EA/EB, PZ-43SMF-E) or the M-NET controller, and blinking or illumination of LED1 (green) or LED2 (red) on the circuit board show the type of an error. The LED blink interval is 0.25 seconds for both on and off.
  • Page 33 Error LED1 LED2 Symptom Cause Corrective action Code (green) (red) 4101 Overcurrent Shorting between the remote control- Check the remote controller wiring. blinks error of the ler terminals remote con- The group contains two or more Loss- Set unique addresses to these troller terminal nay units with the same address.
  • Page 34 Error LED1 LED2 Symptom Cause Corrective action Code (green) (red) 4116 Abnormal Faulty connection of the exhaust fan Check the connector (CN9) blinks rotation of the motor connector (CN9) on the power connection. exhaust fan circuit board motor <For LGH-15 to 100 types> blinks (Centrifugal fan Faulty connection of the connectors...
  • Page 35 Error LED1 LED2 Symptom Cause Corrective action Code (green) (red) 5102 Return air Faulty connection of the thermistor Check the connector (CN5) blinks (RA) thermis- connector (CN5) on the control cir- connection. tor related cuit board error Thermistor failure Disconnect the connector (CN5), and check the resistance of the thermistor.
  • Page 36 Error LED1 LED2 Symptom Cause Corrective action Code (green) (red) 6602 Transmission Faulty connection of the M-NET Check the items described in (1) blinks error transmission cable [2]. (transmis- Wiring was performed with power Restart the system after complet- • sion proces- still supplied to the M-NET trans- ing wiring.
  • Page 37 Error LED1 LED2 Symptom Cause Corrective action Code (green) (red) 6606 Transmission/ Faulty connection of the M-NET Check the items described in (1) blinks reception error transmission cable [2]. (communica- Wiring was performed with power Restart the system after complet- •...
  • Page 38 Error LED1 LED2 Symptom Cause Corrective action Code (green) (red) 6831 PZ-62DR-EA/EB Faulty connection of the Check the items described in (1) [2]. blinks communica- PZ-62DR-EA/EB transmission cable If the error re-occurs, check for tion error (no noise on the transmission cable. reception) If the above does not correct the problem, replace the Lossnay con-...
  • Page 39 (5) Temperatures and thermistor resistance table Temperature Resistance Temperature Resistance Temperature Resistance Temperature Resistance Temperature Resistance (°C) value (kΩ) (°C) value (kΩ) (°C) value (kΩ) (°C) value (kΩ) (°C) value (kΩ) 64.2 to ∞ 19.4 18.5 37.2 17.7 35.3 16.9 33.5 16.1 31.8...

  • Page 40: Overhauling Procedures

    8. Overhauling procedures Work precautions • When touching the electric components such as circuit boards and fan motors, do not touch the components for more than 5 minutes after power-off, and then start working. If LED4 or LED6 on the circuit board is lit, do not touch the electric components.
  • Page 41 (1) Turning power off [1] Shut down the unit. [2] Turn off the power supply isolator. Precaution When servicing, power supply to M-NET must be turned off. Live-line working may cause a circuit board failure. ( 2 ) Fan parts Control box cover [1] Remove the black screws (three special screws 4×8, indicated by...
  • Page 42 [3] Loosen the black screw (one PTT screw 4×8, indicated ) for the fix piece. Fix piece [4] Slide the fix piece to the down side. Fix piece [5] Pull out the hinge, and open the maintenance cover. Hinge Maintenance cover [6] Draw the filters from the main unit.
  • Page 43 [8] Remove the Lossnay core holders (LR) (2 pcs.). Rail fix piece Backside plate Remove the screws (one PTT screw 4×8 for each holder, indicated by ), and remove the rail fix pieces from the unit. Lossnay core holder (LR) Assembly precaution The shapes of the Lossnay core holders are left-right symmetry.
  • Page 44 [9] Remove the connector covers (A and B). Push the tab, and open the connector covers. (Only for LGH-15RVX3-E and LGH-25RVX3-E) Precaution The air supply fan side is not equipped with the con- nector covers. Connector cover (B) Connector cover (A) [10] Disconnect the connectors.
  • Page 45 [11] Remove the Lossnay core holder (UD). For LGH-15RVX3-E a. Remove the element support. Element support Remove the screws (two PTT screws 4×8, indicated by ), and remove the element support. b. Remove the Lossnay core holder (UD) from the rail...
  • Page 46 For LGH-25RVX3-E to LGH-200RVX3-E • Remove the Lossnay core holder (UD) from the core Core holder fix piece holder fix pieces. Lossnay core holder (UD) Motor lead Assembly precaution When installing the Lossnay core holder (UD), fit it with the shape of the backside plate in the unit, so that the holding part for the high performance filter faces the SA side.
  • Page 47 When attaching the centrifugal fan, tighten the special nut to the specified tightening torque. Tightening torque for the special nut 2.30 ± 0.2 N . m LGH-15RVX3-E and LGH-25RVX3-E Special nut (M8) 3.43 ± 0.4 N . m LGH-35RVX3-E and LGH-50RVX3-E Special nut (M8) Special nut (M10) 7.50 ±...
  • Page 48 LED6 TAB1 TAB2 Terminal block (4) Control parts (For LGH-15RVX3-E to LGH-100RVX3-E) Precaution Before replacing the circuit boards, see (6) Procedures for replacing the circuit boards (page 53). [1] Remove the control box cover. → See (2) [1]. [2] Check that LED4 (red) on the control circuit board is...
  • Page 49 [4] Check that LED6 (red) on the power circuit board is LED6 OFF, and then disconnect the connectors (indicated by ) from the power circuit board. CN10 Precaution CN114 When disconnecting the motor connectors, make CN113 sure that the power supply is turned off and CN119 all LEDs are unlit.
  • Page 50 [6] Disconnect the connector (indicated by ) from the power circuit board. [7] Remove the screws (two PT screws 4x8, indicated by ), and remove the power circuit board. Power circuit board [8] Disconnect the connectors (indicated by ) from the Reactor reactor.
  • Page 51 (5) Control parts (For LGH-160RVX3-E and LGH-200RVX3-E) Precaution Before replacing the circuit boards, see (6) Procedures for replacing the circuit boards (page 53). When removing only the control circuit board [1] Remove the black screws (three special screws 4×8, indicated by ) to remove the control cover.
  • Page 52 When removing the power circuit boards or reactors [1] Remove the screws (eight PT screws 4×8, Control box cover indicated by ) to remove the control box cover. [2] Remove the circuit boards and reactors. Power circuit board (upper) Reactor [Upper unit] a.
  • Page 53 (6) Procedures for replacing the circuit boards Notes • Before removing the circuit boards for replacement, check the following Steps 1 and 2. • When the Lossnay remote controller PZ-62DR-EA/EB is connected, be sure to replace the circuit boards as described in the Steps.
  • Page 54 Removing the circuit boards • For the working precautions, see page 40. • For removing the circuit boards, see (4) Control parts (For LGH-15RVX3-E to LGH-100RVX3-E) (page 48) or (5) Control parts (For LGH-160RVX3-E and LGH-200RVX3-E) (page 51). Attaching the circuit boards...
  • Page 55 Step Details Check item Function setting with PZ-62DR-EA/EB When PZ-62DR-EA/EB is connected, according to the function status record data Address prepared in Step 2, set the function settings with PZ-62DR-EA/EB. setting If PZ-62DR-EA/EB is not connected, skip this step and proceed to Step 7. Function To perform function settings with PZ-62DR-EA/EB, see the Lossnay Operating/ setting...
  • Page 56 □ □ □ : Factory setting Model selection switch Note: SW6 setting differs according to the model. □ □ Model SW6-1 SW6-2 SW6-3 SW6-4 SW6-5 SW6-6 □ □ LGH-15RVX3-E □ □ LGH-25RVX3-E □ □ LGH-35RVX3-E □ □ LGH-50RVX3-E □ □...
  • Page 57 [3] Function settings Enter the setting data of the functions set with PZ-62DR-EA/EB. Function No. Setting Data Function No. Setting Data Function No. Setting Data Function No. Setting Data (10) (15) (10) (15) ( ) : Factory setting [4] External input/output Enter the usage of the external input/output on the control circuit board.

  • Page 58: Parts Catalog

    9. Parts catalog Please note the following when using the parts catalog. 1. When ordering parts, the part number, part name, and the number of parts are required. 2. It may take time for you to receive the parts. Make an inquiry about a rush order. 3.

  • Page 59: Lgh-15Rvx3-E

    LGH-15RVX3-E Structural parts 4 pcs. 4 pcs. 4 pcs. 4 pcs. 2 pcs. 4 pcs. 2 pcs. 2 pcs. 2 pcs. 4 pcs. <Standard screws> Symbol Screw name Screw cap PT screw 6x12 PTT screw 4x8 PT screw 5x10 16 pcs.
  • Page 60 Structural parts LGH-15RVX3-E Critical Q'ty Name of part Parts No. Remarks pcs/unit safety Special screw (M4) W00 000 300 Fix piece W50 024 711 Special screw 4x8 W00 000 089 Maintenance cover W50 024 709 Cushion set Rail fix piece...
  • Page 61 Fan parts Air exhaust fan assembly 2 pcs. 2 pcs. 2 pcs. 2 pcs. 2 pcs. 2 pcs. Air supply fan assembly <Standard screws> Symbol Screw name PTT screw 4x10 ─ 61 ─ LGH-15RVX3-E...
  • Page 62 Fan parts LGH-15RVX3-E Critical Q'ty Name of part Parts No. Remarks pcs/unit safety Special nut (M8) W00 000 121 Left-handed Tab washer W00 000 134 Centrifugal fan W50 024 480 Dia. 180mm  Special washer (8) W50 003 477 Outer dia. 40mm...
  • Page 63 Control parts <Standard screws> Symbol Screw name PTT screw 4x8 PPT screw 3x8 PT screw 4x8 PPT screw 4x20 ─ 63 ─ LGH-15RVX3-E...
  • Page 64 Control parts LGH-15RVX3-E Critical Q'ty Name of part Parts No. Remarks pcs/unit safety Control box cover W50 019 707 Circuit board W50 024 175 Control  PCB fix plate W50 021 706 Sub control base W50 021 715 Terminal block W50 024 213 ...
  • Page 65 LED1 Volt-free contact LED2 CN113 CN19 SW12 SW11 CN12 CN14 LED5 TAB1 TAB2 LINE FILTER CN34 CN35 CN23 LINE FILTER Power supply terminal (RA) (OA) Isolator (Field supply) POWER SUPPLY 220–240 V/50 Hz 220 V/60 Hz ─ 65 ─ LGH-15RVX3-E...
  • Page 66 Wiring parts LGH-15RVX3-E Critical Q'ty Name of part Parts No. Remarks pcs/unit safety Lead wire W50 024 215  Lead wire W50 024 214  Lead wire W50 021 214  Thermistor W50 024 167 OA･RA set  Lead wire...

  • Page 67: Lgh-25Rvx3-E

    LGH-25RVX3-E Structural parts 4 pcs. 4 pcs. 4 pcs. 4 pcs. 2 pcs. 4 pcs. 2 pcs. 2 pcs. 4 pcs. <Standard screws> Symbol Screw name PT screw 6x12 Screw cap PTT screw 4x8 PT screw 5x10 16 pcs. 4 pcs. 6 pcs.
  • Page 68 Structural parts LGH-25RVX3-E Critical Q'ty Name of part Parts No. Remarks pcs/unit safety Special screw (M4) W00 000 300 Fix piece W50 024 711 Special screw 4x8 W00 000 089 Maintenance cover W50 024 709 Cushion set Rail fix piece W50 024 710 Lossnay core holder W50 024 383...
  • Page 69 Fan parts Air exhaust fan assembly 2 pcs. 2 pcs. 2 pcs. 2 pcs. 2 pcs. 2 pcs. Air supply fan assembly <Standard screws> Symbol Screw name PTT screw 4x10 ─ 69 ─ LGH-25RVX3-E...
  • Page 70 Fan parts LGH-25RVX3-E Critical Q'ty Name of part Parts No. Remarks pcs/unit safety Special nut (M8) W00 000 121 Left-handed Tab washer W00 000 134 Centrifugal fan W50 024 480 Dia. 180mm  Special washer (8) W50 003 477 Outer dia. 40mm DC motor (EA) W50 024 456 ...
  • Page 71 Control parts <Standard screws> Symbol Screw name PTT screw 4x8 PPT screw 3x8 PT screw 4x8 PPT screw 4x20 ─ 71 ─ LGH-25RVX3-E...
  • Page 72 Control parts LGH-25RVX3-E Critical Q'ty Name of part Parts No. Remarks pcs/unit safety Control box cover W50 019 707 Circuit board W50 024 175 Control  PCB fix plate W50 021 706 Sub control base W50 021 715 Terminal block W50 024 213 ...
  • Page 73 Wiring parts Lossnay unit Control circuit board Power circuit board CN105 CN20 CN32 Exhaust fan motor Monitor output CN50 CN26 CN17 PZ-62DR-EA/EB 2nd remote controller REACTOR LED6 (Max. 2 controllers) Supply fan motor 2nd Lossnay unit LED3 (Max. 15 units) LED4 CN10 M-NET transmission cable...
  • Page 74 Wiring parts LGH-25RVX3-E Critical Q'ty Name of part Parts No. Remarks pcs/unit safety Lead wire W50 024 215  Lead wire W50 024 214  Lead wire W50 021 214  Thermistor W50 024 168 OA･RA set  Lead wire W50 004 231 ...

  • Page 75: Lgh-35Rvx3-E

    LGH-35RVX3-E Structural parts 4 pcs. 4 pcs. 4 pcs. 4 pcs. 4 pcs. 2 pcs. 2 pcs. 2 pcs. 4 pcs. <Standard screws> Symbol Screw name Screw cap PT screw 6x12 PTT screw 4x8 PT screw 5x10 16 pcs. 4 pcs. 6 pcs.
  • Page 76 Structural parts LGH-35RVX3-E Critical Q'ty Name of part Parts No. Remarks pcs/unit safety Special screw (M4) W00 000 300 Fix piece W50 024 711 Special screw 4x8 W00 000 089 Maintenance cover W50 024 729 Cushion set Rail fix piece W50 024 710 Lossnay core holder W50 024 385...
  • Page 77 Fan parts Air exhaust fan assembly 2 pcs. 2 pcs. 2 pcs. 2 pcs. 2 pcs. 2 pcs. <Standard screws> Symbol Screw name PTT screw 4x10 Air supply fan assembly ─ 77 ─ LGH-35RVX3-E...
  • Page 78 Fan parts LGH-35RVX3-E Critical Q'ty Name of part Parts No. Remarks pcs/unit safety Special nut (M8) W00 000 121 Left-handed Tab washer W00 000 134 Centrifugal fan W50 024 481 Dia. 200mm  Special washer (10) W50 003 478 Outer dia. 40mm DC motor (EA) W50 024 458 ...
  • Page 79 Control parts <Standard screws> Symbol Screw name PTT screw 4x8 PPT screw 3x8 PT screw 4x8 PPT screw 4x20 ─ 79 ─ LGH-35RVX3-E...
  • Page 80 Control parts LGH-35RVX3-E Critical Q'ty Name of part Parts No. Remarks pcs/unit safety Control box cover W50 019 707 Circuit board W50 024 175 Control  PCB fix plate W50 021 706 Sub control base W50 021 715 Terminal block W50 024 213 ...
  • Page 81 Wiring parts Lossnay unit Control circuit board Power circuit board CN105 CN20 CN32 Exhaust fan motor Monitor output CN50 CN26 CN17 PZ-62DR-EA/EB 2nd remote controller REACTOR (Max. 2 controllers) LED6 Supply fan motor 2nd Lossnay unit LED3 (Max. 15 units) LED4 CN10 M-NET transmission cable...
  • Page 82 Wiring parts LGH-35RVX3-E Critical Q'ty Name of part Parts No. Remarks pcs/unit safety Lead wire W50 024 214  Lead wire W50 021 214  Thermistor W50 024 169 OA･RA set  Lead wire W50 004 231 100mm  ─82─...

  • Page 83: Lgh-50Rvx3-E

    LGH-50RVX3-E Structural parts 4 pcs. 4 pcs. 4 pcs. 4 pcs. 4 pcs. 2 pcs. 2 pcs. 2 pcs. 4 pcs. <Standard screws> Symbol Screw name Screw cap PT screw 6x12 PTT screw 4x8 PT screw 5x10 16 pcs. 4 pcs. 6 pcs.
  • Page 84 Structural parts LGH-50RVX3-E Critical Q'ty Name of part Parts No. Remarks pcs/unit safety Special screw (M4) W00 000 300 Fix piece W50 024 711 Special screw 4x8 W00 000 089 Maintenance cover W50 024 729 Cushion set Rail fix piece W50 024 710 Lossnay core holder W50 024 387...
  • Page 85 Fan parts Air exhaust fan assembly 2 pcs. 2 pcs. 2 pcs. 2 pcs. 2 pcs. 2 pcs. <Standard screws> Symbol Screw name PTT screw 4x10 Air supply fan assembly ─ 85 ─ LGH-50RVX3-E...
  • Page 86 Fan parts LGH-50RVX3-E Critical Q'ty Name of part Parts No. Remarks pcs/unit safety Special nut (M8) W00 000 121 Left-handed Tab washer W00 000 134 Centrifugal fan W50 024 481 Dia. 220mm  Special washer (10) W50 003 478 Outer dia. 40mm DC motor (EA) W50 024 460 ...
  • Page 87 Control parts <Standard screws> Symbol Screw name PTT screw 4x8 PPT screw 3x8 PT screw 4x8 PPT screw 4x20 ─ 87 ─ LGH-50RVX3-E...
  • Page 88 Control parts LGH-50RVX3-E Critical Q'ty Name of part Parts No. Remarks pcs/unit safety Control box cover W50 019 707 Circuit board W50 024 175 Control  PCB fix plate W50 021 706 Sub control base W50 021 715 Terminal block W50 024 213 ...
  • Page 89 Wiring parts Lossnay unit Control circuit board Power circuit board CN105 CN20 CN32 Exhaust fan motor Monitor output CN50 CN26 CN17 PZ-62DR-EA/EB 2nd remote controller REACTOR (Max. 2 controllers) LED6 Supply fan motor 2nd Lossnay unit LED3 (Max. 15 units) LED4 CN10 M-NET transmission cable...
  • Page 90 Wiring parts LGH-50RVX3-E Critical Q'ty Name of part Parts No. Remarks pcs/unit safety Lead wire W50 024 214  Lead wire W50 021 214  Thermistor W50 024 170 OA･RA set  Lead wire W50 004 231 100mm  ─90─...

  • Page 91: Lgh-65Rvx3-E

    LGH-65RVX3-E Structural parts 4 pcs. 4 pcs. 4 pcs. 4 pcs. 4 pcs. 2 pcs. 2 pcs. 2 pcs. 4 pcs. <Standard screws> Symbol Screw name Screw cap PT screw 6x12 PTT screw 4x8 PT screw 5x10 16 pcs. 4 pcs. 6 pcs.
  • Page 92 Structural parts LGH-65RVX3-E Critical Q'ty Name of part Parts No. Remarks pcs/unit safety Special screw (M4) W00 000 300 Fix piece W50 024 711 Special screw 4x8 W00 000 089 Maintenance cover W50 024 732 Cushion set Rail fix piece W50 024 710 Lossnay core holder W50 024 389...
  • Page 93 Fan parts Air exhaust fan assembly 4 pcs. 6 pcs. 6 pcs. 4 pcs. <Standard screws> Air supply fan assembly Symbol Screw name PTT screw 4x10 ─ 93 ─ LGH-65RVX3-E...
  • Page 94 Fan parts LGH-65RVX3-E Critical Q'ty Name of part Parts No. Remarks pcs/unit safety Special nut (M10) W00 000 195 Left-handed Spring washer (10) W00 000 301 Tab washer W00 000 707 Centrifugal fan W50 024 482 Dia. 235mm  Special washer (10) W50 003 478 Outer dia.
  • Page 95 Control parts <Standard screws> Symbol Screw name PTT screw 4x8 PPT screw 3x8 PT screw 4x8 PPT screw 4x20 ─ 95 ─ LGH-65RVX3-E...
  • Page 96 Control parts LGH-65RVX3-E Critical Q'ty Name of part Parts No. Remarks pcs/unit safety Control box cover W50 019 707 Circuit board W50 024 175 Control  PCB fix plate W50 021 706 Sub control base W50 021 715 Terminal block W50 024 213 ...
  • Page 97 Wiring parts Lossnay unit Control circuit board Power circuit board CN105 CN20 CN32 Exhaust fan motor Monitor output CN50 CN26 CN17 PZ-62DR-EA/EB 2nd remote controller REACTOR (Max. 2 controllers) LED6 Supply fan motor 2nd Lossnay unit LED3 (Max. 15 units) LED4 CN10 M-NET transmission cable...
  • Page 98 Wiring parts LGH-65RVX3-E Critical Q'ty Name of part Parts No. Remarks pcs/unit safety Lead wire W50 024 214  Lead wire W50 021 214  Thermistor W50 024 170 OA･RA set  Lead wire W50 004 231 100mm  ─98─...

  • Page 99: Lgh-80Rvx3-E

    LGH-80RVX3-E Structural parts 4 pcs. 4 pcs. 4 pcs. 4 pcs. 2 pcs. 4 pcs. 2 pcs. 2 pcs. 4 pcs. <Standard screws> Screw cap Symbol Screw name PT screw 6x12 PTT screw 4x8 16 pcs. 4 pcs. 6 pcs. PT screw 5x10 shows accessory parts.
  • Page 100 Structural parts LGH-80RVX3-E Critical Q'ty Name of part Parts No. Remarks pcs/unit safety Special screw (M4) W00 000 300 Fix piece W50 024 711 Special screw 4x8 W00 000 089 Maintenance cover W50 024 733 Cushion set Rail fix piece W50 024 710 Lossnay core holder W50 024 391...
  • Page 101 Fan parts Air exhaust fan assembly 4 pcs. 6 pcs. 6 pcs. 4 pcs. <Standard screws> Symbol Screw name Air supply fan assembly PTT screw 4x8 PTT screw 5x10 ─ 101 ─ LGH-80RVX3-E...
  • Page 102 Fan parts LGH-80RVX3-E Critical Q'ty Name of part Parts No. Remarks pcs/unit safety Special nut (M10) W00 000 195 Left-handed Spring washer (10) W00 000 301 Tab washer W00 000 707 Centrifugal fan W50 024 482 Dia. 235mm  Special washer (10) W50 003 478 Outer dia.
  • Page 103 Control parts <Standard screws> Symbol Screw name PTT screw 4x8 PPT screw 3x8 PT screw 4x8 PPT screw 4x20 ─ 103 ─ LGH-80RVX3-E...
  • Page 104 Control parts LGH-80RVX3-E Critical Q'ty Name of part Parts No. Remarks pcs/unit safety Control box cover W50 019 707 Circuit board W50 024 175 Control  PCB fix plate W50 021 706 Sub control base W50 021 715 Terminal block W50 024 213 ...
  • Page 105 Wiring parts Lossnay unit Control circuit board Power circuit board CN105 CN20 CN32 Exhaust fan motor Monitor output CN50 CN26 CN17 PZ-62DR-EA/EB 2nd remote controller REACTOR (Max. 2 controllers) LED6 Supply fan motor 2nd Lossnay unit LED3 (Max. 15 units) LED4 CN10 M-NET transmission cable...
  • Page 106 Wiring parts LGH-80RVX3-E Critical Q'ty Name of part Parts No. Remarks pcs/unit safety Lead wire W50 024 214  Lead wire W50 021 214  Thermistor W50 024 172 OA･RA set  Lead wire W50 004 231 100mm  ─106─...

  • Page 107: Lgh-100Rvx3-E

    LGH-100RVX3-E Structural parts 4 pcs. 4 pcs. 4 pcs. 4 pcs. 4 pcs. 2 pcs. 2 pcs. 2 pcs. 4 pcs. <Standard screws> Symbol Screw name Screw cap PT screw 6x12 PTT screw 4x8 PT screw 5x10 16 pcs. 4 pcs. 6 pcs.
  • Page 108 Structural parts LGH-100RVX3-E Critical Q'ty Name of part Parts No. Remarks pcs/unit safety Special screw (M4) W00 000 300 Fix piece W50 024 711 Special screw 4x8 W00 000 089 Maintenance cover W50 024 733 Cushion set Rail fix piece W50 024 710 Lossnay core holder W50 024 393...
  • Page 109 Fan parts Air exhaust fan assembly 4 pcs. 6 pcs. 6 pcs. 4 pcs. <Standard screws> Symbol Screw name Air supply fan assembly PTT screw 4x8 PTT screw 5x10 ─ 109 ─ LGH-100RVX3-E...
  • Page 110 Fan parts LGH-100RVX3-E Critical Q'ty Name of part Parts No. Remarks pcs/unit safety Special nut (M10) W00 000 195 Left-handed Spring washer (10) W00 000 301 Tab washer W00 000 707 Centrifugal fan W50 024 482 Dia. 235mm  Special washer (10) W50 003 478 Outer dia.
  • Page 111 Control parts <Standard screws> Symbol Screw name PTT screw 4x8 PPT screw 3x8 PT screw 4x8 PPT screw 4x20 ─ 111 ─ LGH-100RVX3-E...
  • Page 112 Control parts LGH-100RVX3-E Critical Q'ty Name of part Parts No. Remarks pcs/unit safety Control box cover W50 019 707 Circuit board W50 024 175 Control  PCB fix plate W50 021 706 Sub control base W50 021 715 Terminal block W50 024 213 ...
  • Page 113 Wiring parts Lossnay unit Control circuit board Power circuit board CN105 CN20 CN32 Exhaust fan motor Monitor output CN50 CN26 CN17 PZ-62DR-EA/EB 2nd remote controller REACTOR (Max. 2 controllers) LED6 Supply fan motor 2nd Lossnay unit LED3 (Max. 15 units) LED4 CN10 M-NET transmission cable...
  • Page 114 Wiring parts LGH-100RVX3-E Critical Q'ty Name of part Parts No. Remarks pcs/unit safety Lead wire W50 024 214  Lead wire W50 021 214  Thermistor W50 024 173 OA･RA set  Lead wire W50 004 231 100mm  ─114─...

  • Page 115: Lgh-160Rvx3-E

    LGH-160RVX3-E Structural parts <Standard screws> 4 pcs. Symbol Screw name PT screw 6x12 PTT screw 4x8 4 pcs. 4 pcs. 4 pcs. 2 pcs. 2 pcs. 4 pcs. 2 pcs. 2 pcs. 2 pcs. 4 pcs. 2 pcs. 4 pcs. 2 pcs.
  • Page 116 Structural parts LGH-160RVX3-E Critical Q'ty Name of part Parts No. Remarks pcs/unit safety Special screw (M4) W00 000 300 Fix piece W50 024 711 Special screw 4x8 W00 000 089 Maintenance cover W50 024 733 Cushion set Rail fix piece W50 024 710 Lossnay core holder W50 024 391...
  • Page 117 Fan parts Air exhaust fan assembly b (4 pcs.) Upper unit c (6 pcs.) c (6 pcs.) Air supply fan assembly b (4 pcs.) Air supply fan assembly b (4 pcs.) Lower unit c (6 pcs.) c (6 pcs.) Air supply fan assembly b (4 pcs.) <Standard screws>...
  • Page 118 Fan parts LGH-160RVX3-E Critical Q'ty Name of part Parts No. Remarks pcs/unit safety Special nut (M10) W00 000 195 Left-handed Spring washer (10) W00 000 301 Tab washer W00 000 707 Centrifugal fan W50 024 482 Dia. 235mm  Special washer (10) W50 003 478 Outer dia.
  • Page 119 Control parts 6 pcs. <Standard screws> Symbol Screw name PTT screw 4x8 PPT screw 3x8 PT screw 4x8 PPT screw 4x20 ─ 119 ─ LGH-160RVX3-E...
  • Page 120 Control parts LGH-160RVX3-E Critical Q'ty Name of part Parts No. Remarks pcs/unit safety Control cover W50 019 709 Control box cover W50 019 708 Cord bush W00 000 270 Cord band W00 000 258 Terminal block W50 024 216  Circuit board W50 024 175 Control...
  • Page 121 Wiring parts Lossnay unit Control circuit board Power circuit board Power circuit board (Lower unit) (Upper unit) CN105 CN20 CN32 Exhaust fan Exhaust fan motor motor Monitor output CN50 CN26 CN17 PZ-62DR-EA/EB 2nd remote controller Supply fan Supply fan LED6 LED6 (Max.
  • Page 122 Wiring parts LGH-160RVX3-E Critical Q'ty Name of part Parts No. Remarks pcs/unit safety Lead wire W50 024 214  Lead wire W50 024 218  Lead wire W50 024 217  Thermistor W50 024 172 OA･RA set  Lead wire W50 004 231 ...

  • Page 123: Lgh-200Rvx3-E

    LGH-200RVX3-E Structural parts <Standard screws> 4 pcs. Symbol Screw name PT screw 6x12 PTT screw 4x8 4 pcs. 4 pcs. 4 pcs. 2 pcs. 2 pcs. 4 pcs. 2 pcs. 2 pcs. 2 pcs. 4 pcs. 2 pcs. 4 pcs. 2 pcs.
  • Page 124 Structural parts LGH-200RVX3-E Critical Q'ty Name of part Parts No. Remarks pcs/unit safety Special screw (M4) W00 000 300 Fix piece W50 024 711 Special screw 4x8 W00 000 089 Maintenance cover W50 024 733 Cushion set Rail fix piece W50 024 710 Lossnay core holder W50 024 393...
  • Page 125 Fan parts Air exhaust fan assembly b (4 pcs.) Upper unit c (6 pcs.) c (6 pcs.) Air supply fan assembly b (4 pcs.) Air supply fan assembly b (4 pcs.) Lower unit c (6 pcs.) c (6 pcs.) Air supply fan assembly b (4 pcs.) <Standard screws>...
  • Page 126 Fan parts LGH-200RVX3-E Critical Q'ty Name of part Parts No. Remarks pcs/unit safety Special nut (M10) W00 000 195 Left-handed Spring washer (10) W00 000 301 Tab washer W00 000 707 Centrifugal fan W50 024 482 Dia. 235mm  Special washer (10) W50 003 478 Outer dia.
  • Page 127 Control parts 6 pcs. <Standard screws> Symbol Screw name PTT screw 4x8 PPT screw 3x8 PT screw 4x8 PPT screw 4x20 ─ 127 ─ LGH-200RVX3-E...
  • Page 128 Control parts LGH-200RVX3-E Critical Q'ty Name of part Parts No. Remarks pcs/unit safety Control cover W50 019 709 Control box cover W50 019 708 Cord bush W00 000 270 Cord band W00 000 258 Terminal block W50 024 216  Circuit board W50 024 175 Control...
  • Page 129 Wiring parts Lossnay unit Control circuit board Power circuit board Power circuit board (Lower unit) (Upper unit) CN105 CN20 CN32 Exhaust fan Exhaust fan motor motor Monitor output CN50 CN26 CN17 PZ-62DR-EA/EB 2nd remote controller Supply fan Supply fan LED6 LED6 (Max.
  • Page 130 Wiring parts LGH-200RVX3-E Critical Q'ty Name of part Parts No. Remarks pcs/unit safety Lead wire W50 024 214  Lead wire W50 024 218  Lead wire W50 024 217  Thermistor W50 024 173 OA･RA set  Lead wire W50 004 231 ...

This manual is also suitable for:

Lgh-25rvx3-eLgh-35rvx3-eLgh-50rvx3-eLgh-65rvx3-eLgh-80rvx3-eLgh-100rvx3-e ... Show all

Table of Contents