Hitachi EP-M70E Instruction Manual

Air purifier with humidifying function
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Thank you for purchasing a Hitachi air purifier.
This air purifier is for household use only.
Do not use it for any other purpose besides purifying air.
Please read this instruction manual carefully before
using this product to ensure the unit is operated
For future reference, keep this manual in an easily
accessible place.
Read "Safety Precautions"
to ensure correct use.
EP-M70E_EN.indd 1
EP-M70E_EN.indd 1
(P.E-8 - E-12)
Instruction Manual
Hitachi Air Purifier with
Humidifying Function
2017/2/23 17:27:02
2017/2/23 17:27:02


Table of Contents

  Summary of Contents for Hitachi EP-M70E

  • Page 1 Hitachi Air Purifier with Humidifying Function Model EP-M70E Thank you for purchasing a Hitachi air purifier. This air purifier is for household use only. Do not use it for any other purpose besides purifying air. Please read this instruction manual carefully before using this product to ensure the unit is operated correctly.
  • Page 2: Features

    Features 1. Wide suction and speedy dust collection in just 9 minutes for a 13m room. Standard applicable fl oor space - 53m 2. Easy cleaning with the [Stainless Clean System] With the stainless pre-fi lter, dust is easily removed. Also, stainless steel which demonstrates antibacterial effects has been adopted in parts such as the pre-fi...
  • Page 3: Table Of Contents

    Contents Before Use Cleaning and Maintenance Features ············································ Cleaning ··········································· E-28 Name of Each Component / Accessories ···· When the Filter Cleaning Indicator Comes On ···· E-28 Operating the Touch Operation Panel ···· Replacing Humidifying Filter ····················· E-31 When the “Water Refi ll” Indicator Comes On ······ Safety Precautions ··························...
  • Page 4: Name Of Each Component / Accessories

    Name of Each Component / Accessories Names of Each Component Flap (stainless steel flap) (P.E-21) The flap controls the wind in vertical direction Air outlet (stainless steel net) according to the operation mode. Touch Operation CAUTION Panel (P.E-6, E-7) Power button Do not hold the flaps when moving the unit.
  • Page 5 (P.E- ) Numbers are pages containing the main description each parts. Filter Assembly Detection Switch Odor Sensor (P.E-26) Detects if the filter assembly is set. Senses the odor components in the air. CAUTION Do not place tapes or any materi- Temperature Sensor (P.E-26) als to press the filter assembly...
  • Page 6: Operating The Touch Operation Panel

    Operating the Touch Operation Panel The air purifying feature works in all operation modes. The touch operation panel is made of glass. If the touch operation panel display disappears, touch to display it again. The touch operation panel display will disappear when is touched again.
  • Page 7 Airflow (P.E-21) Air Sensor (P.E-26) The level of air contamination detected Use this to switch the by the odor and dust sensors is airflow rate. indicated through different colors. Display Operation Panel Off-timer (P.E-24) Mode (P.E-21) Use this to set the off-timer. Switches the operation mode.
  • Page 8: Safety Precautions

    Safety Precautions  Please read the following safety precautions carefully before using the unit. To prevent injury to the user or other people and property damage, the following instructions must be followed. Also read the precautions appearing in the text carefully to ensure correct use. ...
  • Page 9 WARNING Before Use  Ventilate the room frequently when in use with heating appliances. Otherwise, it may cause carbon monoxide poisoning. This product cannot remove carbon monoxide.  When there is water leakage due to tilting of the unit, unplug the power cord from the AC outlet and request repairs.
  • Page 10 Safety Precautions (Continued) WARNING Cleaning  Do not use detergents when cleaning. Usage of chlorine-based and acid type detergents will generate toxic gas and can cause a health threat. Also, do not use neutral detergents as it may affect the plastic. (Except when cleaning the humidifying filter) ...
  • Page 11 WARNING Miscellaneous  Do not put your fi nger or any other object (metal, paper, etc.) into the air inlet or outlet. It may cause injury, electric shock and fire.  Do not drink or allow anyone to drink water from the water tank. Do not use for other purposes. It may cause a health threat or accident.
  • Page 12 In case of scratches or breakage, stop using and immediately request repairs. Refrain from directly touching the broken glass.  Use only a genuine fi lter for the Hitachi Air Purifi er Other filters may cause unit failure.  This appliance is not intended for use by persons (including children) with reduced...
  • Page 13: Cautions On Use

    Cautions on Use Do not operate with the fi lter detached Do not directly fan plants and animals Otherwise, no cleaning effect can be expected. It It may adversely affect them. may also cause unit failure. Refrain from placing any ob- Do not block or touch the odor and ject on the unit and blocking dust sensors...
  • Page 14: Preparations For Operation

     Do not tip over or tilt the unit. Setting Filter in Unit  Setting procedure is the same with fi lter replacement. (Use only genuine Hitachi Air Purifi er fi lters.) Remove rear panel and pre-filter Place the unit on a flat and stable location.
  • Page 15 Set the filter assembly so that you can see the label Install the filter assembly to the unit CAUTION Do not put excessive force and deform the filter assembly. If the filter assembly is deformed, it will not be detected by the unit. “...
  • Page 16: Filling Water Tank

    Preparations for Operation (Continued) Check that the water tray set with Side cover humidifying filter is installed in Humidifying filter the unit. If the humidifying filter is not installed, “ ” will appear in the temperature / humidity monitor Humidifying filter and the unit will not operate.
  • Page 17 Put water in the water tank and place the tank cover. Fill the water tank, making sure that it does not exceed the line. Wipe the moisture around the water tank. When filling the water tank away from the unit, attach the tank cover and hold it in place.
  • Page 18: Installation

    Installation  A caster is attached at the base of the unit, thus it should be set on an even, stable and sturdy fl oor. (No stopper attached to the caster)  Avoid places near heating or cooling equipment and other similar equipment, and choose a location with a good air circulation.
  • Page 19: Operation

    Operation Starting Operation Securely insert the power plug to the outlet After all indicators have light up at once, Press the power button “Air Purify” and “Auto” will light up. For the first 3 minutes, the unit will check and store the condition of the room air.
  • Page 20: Switching Touch Operation Panel Display

    Operation (Continued) Switching Touch Operation Panel Display  Use this to adjust the unit to your preferred setting. Long-press Display for about 3 seconds and select touch operation panel · display Dimmer Type 1/2/Off The touch operation panel display will switch at each press. Display 1 Display 2 (When switching from Off to Display 1, the buzzer will ring twice...
  • Page 21: Selecting Operation Mode (Basic Operations

    Selecting Operation Mode (Basic Operations)  There are three operation modes to choose from. Use these modes according to your preference.  The fan will not stop while the unit is operating in all operation modes. (The fan may stop if the unit is set to eco saving operation mode. (P.E-23)) ...
  • Page 22: Useful Features

    Useful Features Operating in Option Pollen Once every hour, room air will be forcefully circulated in “High” airfl ow rate. Sensitivity of odor and dust sensors will increase, and depending on the level of air contamination, the unit will operate in either “High” or “Medium” airfl ow rate.
  • Page 23: Eco Saving Operation

    (P.E-21)) * Comparison of power consumption of automatic operation and eco saving operation in air purifi cation mode. Auto operation mode: 6.17wh, Eco Saving operation mode: 5.14wh Hitachi investigation Normal Auto Operation When the air is clean, the unit will continuously operate in “Silent” airfl ow rate and not stop.
  • Page 24: Pm2.5 Sensor

    Useful Features (Continued) PM2.5 Sensor  Change into a sensor that is suitable for small particles, like PM2.5 (general term for micro particles be- low 2.5µm). The level of contamination in the air will be detected by the dust sensor, and the unit will op- erate automatically between “Medium”...
  • Page 25: Setting The Lock

    Setting the Lock  Prevents accidental operation by children through restricting the operation.  This can be set while the unit is operating. The same process goes for unlocking the unit. Long-press for about 3 seconds · Lock After long-pressing for about 3 seconds, a buzzer will ring once (beep) and the child lock indicator will lit.
  • Page 26: Memory Function / Monitor / Sensors / Auto Detection

    Memory Function / Monitor / Sensors / Auto Detection Memory Function  When power button is turned on, the unit operates the previous operation mode set prior to turning off. Air Sensor  The level of air contamination detected by the odor Air sensor and dust sensors is indicated by different colors.
  • Page 27: Vibration Sensor

    Vibration Sensor  The sensor detects a fall and impact on the unit. (Installed inside the unit)  The operation may stop due to tilting of the unit, strong vibrations or impact of a collision. When the operation stops, “ ”...
  • Page 28: Cleaning

    Cleaning WARNING  Do not stop operation by unplugging the power plug. Otherwise, it may cause fi re, electric shock or unit failure. CAUTION  Do not splash water on the unit. Doing so may cause a unit failure.  Do not use volatile solvents, such as gasoline, thinner, benzene, wax, kerosene, alcohol, etc. or polishing powder, or deter- gent (used for kitchen or laundry).
  • Page 29 Clean the water tray mounting of the unit Remove the rear panel, pre-filter, and filter assembly/deodorizing filter. Wipe off using a soft cloth. If it is really dirty, clean using an old, soft toothbrush. Water tank holder Using a towel, wipe off water droplets that have fallen inside the water tank holder Water tray mounting (inner side).
  • Page 30 Cleaning (Continued) CAUTION When you use the product for a longer period, white or brown water scales may attach to the inner part (Continued) of the water tray or on the surface of the humidifying filter. Water scales are residue minerals from tap-water that have not evaporated. If you continue to use the filter without cleaning it, the water scale will come out from the vent in the form of a white powder, or solidify and become difficult to remove, resulting in lower humidifying performance.
  • Page 31: Replacing Humidifying Filter

    Close side cover Insert the power plug into the outlet and Make sure that the indicator is not lit. press the power button. After cleaning, make sure that the “Filter Cleaning” indicator is not lit. (The humidifying operation time is reset when the power cord is unplugged only if the “Filter Cleaning”...
  • Page 32: Water Tank

    Cleaning (Continued) Rinse the water tank and tank cover with water and check the movement of the float switch. Rinse in running water for 2-3 times. Water tank Do not use detergent. Check if the float switch can move up and down. CAUTION Float switch Do not to remove the float switch, or subject it to...
  • Page 33: Humidifying Filter

    CAUTION  Do not use detergent for cleaning.  Before removing the water tank from the unit, press power button to switch it off.  There is a fl oat switch inside the water tank. Without using excessive force, shake to wash. Humidifying Filter (Guide for Cleaning: At Least Once a Month) ...
  • Page 34: Pre-Fi Lter, Filter Assembly / Deodorizing Filter

    Cleaning (Continued) Pre-fi lter, Filter Assembly / Deodorizing Filter Clean the pre-fi lter, dust fi lter, and deodorizing fi lter frequently because dust and dirt get on them. Check if the operation has stopped before removing the power plug from the socket While operating, press the power button and stop operation.
  • Page 35: Cleaning The Deodorizing Filter

    Cleaning the Deodorizing Filter (Guide for Cleaning: About Once Every 6 Months) To maintain deodorizing performance, frequent washing is recommended.  If the odor from the air outlet becomes a bother, clean the deodorizing fi lter immediately. Remove dust from the surface Deodorizing filter Remove using a vacuum cleaner.
  • Page 36: Purifi Er

    Cleaning (Continued) Purifi er (Guide for Cleaning: About Once a Month)  Wipe off dirt on the unit and glass panel, rear panel, and the surface using a soft, damp cloth.  Clean adhering chemicals such as oil components and insecticides regularly. ...
  • Page 37: Replacing The Filter Assembly / Deodorizing Filter

    Replacing the Filter Assembly / Deodorizing Filter Replacement Interval  The fi lter is disposable. The deodorizing performance of the fi lter decreases with use. The standard life of a fi lter assembly and a deodorizing fi lter is approximately 10 years as determined by the Japan Electrical Manufacturers' Association.
  • Page 38: How To Replace The Filter Assembly / Deodorizing Filter

    (P.E-39) Remove the plastic packaging of the new filter, and attach the filter in the unit Use only a genuine filter for the Hitachi Air Purifier CAUTION Other filters may cause unit to malfunction.
  • Page 39: Troubleshooting Guide

    Troubleshooting Guide When a notifi cation is displayed on the temperature/humidity monitor Notifi cation Display and Details Solution Install the fi lter assembly. If the same message appears, the fi lter assembly may be deformed and cannot be used. Replace the fi lter assembly. The fi...
  • Page 40 Troubleshooting Guide (Continued) Symptoms Check Solution  Is the unit placed in a location where it cannot be The air sen- Try moving it to another location. reached by odors and dust? sor display Clean the dust sensor. color does not ...
  • Page 41 Humidifying Symptoms Check Solution  Is the water supply indicator lit? Fill the tank with water. (P.E-31, E-32) Refer to “When the Filter Cleaning Indicator  Is the Filter Cleaning indicator lit? Comes On” in “Cleaning” when cleaning the hu- midifying fi...
  • Page 42: Replacement Parts

     Deodorizing fi lter for Hitachi Air Purifi er (Allergen-free, HEPA fi lter) EPF-KVG900D EPF-KVG900H  Pre-fi lter (stainless steel pre-fi lter)  Replacement humidifying fi lter for Hitachi Air Purifi er Specify service part EP-LVG70-042. EPF-KVG900KF  Water tank fi lter Specify service part EP-KVG900-039.
  • Page 43: Specifi Cations

    Specifi cations Power Supply AC 220-240V 50-60Hz Applicable Floor Space High Medium Silent Airflow Rate (m /min.) Power Consumption (W) Operating Sound (dB) Tank Capacity Approx. 2.5L Unit Dimensions 669mm (H) × 360mm (W) × 254mm (D) Weight Approx. 12.0kg Power Cord Length Approx.
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Table of Contents