Hessaire M150
HESSAIRE M150 Portable Evaporative Cooler
Model: M150 | Brand: Hessaire
1. הקדמה
This manual provides essential information for the safe and efficient operation, maintenance, and troubleshooting of your Hessaire M150 Portable Evaporative Cooler. This unit is designed to provide effective cooling in various environments, including shops, garages, and outdoor covered areas.
The M150 features a high-visibility green trim and power cord, adjustable front louvers for multi-directional airflow, and an oscillation feature to broaden air flow coverage. It supports continuous water fill with an included hose adapter and utilizes a proprietary swept-wing prop design for optimal airflow. It is most efficient in low humidity climates and can cool up to 950 square feet with 3100 CFM.
2. וויכטיק סאַפעטי אינפֿאָרמאַציע
Please read all instructions carefully before operating the unit. Failure to follow these instructions may result in electric shock, fire, or serious injury.
- שטענדיק זיכער מאַכן אַז די אַפּאַראַט איז געשטעלט אויף אַ סטאַביל, גלייכע ייבערפלאַך.
- ניצט נישט דעם קולער מיט א צעבראכענעם שנור אדער שטעקער.
- טונקט נישט אריין דעם אַפּאַראַט, שנור, אדער פּלאָג אין וואַסער אדער אַנדערע פליסיקייטן.
- Unplug the unit from the power outlet before cleaning, performing maintenance, or when not in use.
- האַלט קינדער און חיות אַוועק פון דער אַפּאַראַט בעת אָפּעראַציע.
- Ensure proper ventilation. The cooler must be positioned in front of an open window or door if it is to operate effectively. Always ensure that there is another open window or door through which the air can exhaust from the room.
- דו זאלסט נישט פאַרשפּאַרן לופט ינלעץ אָדער אַוטלעץ.
- ניצן בלויז מיט אַ רעכט גראָונדעד ווענטיל.
- פּראָפּאָזיציע 65 ווארענונג: דאָס פּראָדוקט קען אַנטהאַלטן כעמיקאַלן באַקאַנט צום שטאַט קאַליפאָרניע צו פאַראורזאַכן ראַק און געבורט-דעפעקטן אָדער אַנדערע רעפּראָדוקטיווע שאָדן.
3. וואָס איז אַרייַנגערעכנט
Your Hessaire M150 Portable Evaporative Cooler package includes the following items:
- Hessaire M150 Evaporative Cooler Unit
- באַזיצער ס מאַנואַל (דאָס דאָקומענט)
- Casters (4 total: 2 locking, 2 non-locking)
- Brass garden hose adapter

4. פֿאַרזאַמלונג
Hessaire Coolers are pre-assembled and ready to operate with minimal setup. Follow these steps to prepare your unit for use:
- קערפאַלי אַראָפּנעמען די אַפּאַראַט פון זייַן פּאַקקאַגינג.
- Install the four casters into the designated slots at the bottom of the unit. Ensure they are securely fitted.
- Once the unit is in its desired location, lock the two locking wheels to prevent the cooler from moving due to air velocity during operation.

5. ערשט סעטאַפּ
Before first use, the pump must be primed according to instructions. Ensure the cooler is positioned correctly for effective operation.
5.1 Water Filling Options
The M150 offers two convenient ways to fill its 10.3-gallon water reservoir:
- מאַנועלע אויספֿילן: Open the small panel on the front of the unit to access the fill port. Pour water directly into the reservoir until the water level indicator shows it is full. This provides up to 4 hours of self-contained cooling.

פיגורע 5.1: זייַט view of the cooler, highlighting the water fill panel. - Continuous Fill: For extended operation without manual refilling, use the included brass garden hose adapter. Attach one end to a standard garden hose and the other to the adapter port on the side of the cooler. The unit features a float valve that automatically regulates the water level.

פיגורע 5.2: זייַט view of the cooler, showing the garden hose adapter connection.
5.2 Positioning for Optimal Performance
For the most effective cooling, position your Hessaire M150 in front of an open window or door. It is crucial to also have another open window or door through which the humidified air can exhaust from the room. This creates a cross-ventilation effect, allowing fresh, dry air to enter and humid air to exit, maximizing the evaporative cooling process.
6. אַפּערייטינג ינסטרוקטיאָנס
The Hessaire M150 features an easy-to-operate mechanical control panel located on the top of the unit.
6.1 קאָנטראָל פּאַנעל איבערview
The control panel consists of rotary switches for intuitive operation:
- Motor Speed Dial: Turn this dial to power on the cooler and select your desired fan speed: Low, Medium, or High.
- פּאָמפּע סוויטש: Turn the pump switch ON to activate the water pump, which saturates the internal Xel50 Cooling Media. For fan-only operation, ensure the pump switch is OFF.
- Air Swing Delivery System (Oscillation) Switch: Turn this switch ON or OFF for automatic oscillation of the internal fan. This feature helps distribute cool air more evenly across a wider area.
The unit can be used in fan-only mode by keeping the pump switch off. This is useful for circulating air without adding humidity.
7. וישאַלט
רעגולערע וישאַלט גאַראַנטירט אָפּטימאַלע פאָרשטעלונג און לאַנגלעבעדיקייט פון דיין עוואַפּאָראַטיוו קולער.
7.1 פילטער רייניקונג
Ensure the cooling media (filter) is kept clean throughout the summer season. A dirty filter can reduce cooling efficiency and airflow.

7.2 Daily Operation Tips
ביים סוף פון יעדן טאג פון באנוץ, לאזט לויפן אייער קולער בלויז פאָכער for 30 minutes. This helps to dry out the cooling media, preventing mold and mildew growth and extending its lifespan.
7.3 ווינטער סטאָרידזש
Before storing your cooler away for the winter season, perform the following steps:
- Drain the water tank completely and wipe it clean to remove any residue.
- Clean the cooling media thoroughly.
- Reassemble the unit and run it on בלויז פאָכער for 30 minutes to ensure the cooling media is completely dry before storage.
8. טראָובלעשאָאָטינג
This section addresses common issues you might encounter with your Hessaire M150 Evaporative Cooler.
| פּראָבלעם | מעגלעך סיבה | לייזונג |
|---|---|---|
| אַפּאַראַט טוט נישט קער אויף. | No power, loose connection, power switch off. | Check power cord connection, ensure outlet is functional, turn power switch ON. |
| קיין קילנדיקע ווירקונג. | Water tank empty, pump off, cooling media dirty, high humidity. | Fill water tank, turn pump ON, clean cooling media, ensure proper ventilation in low humidity environment. |
| רידוסט לופט לויפן. | Dirty cooling media, blocked air inlets/outlets. | Clean cooling media, ensure no obstructions around the unit. |
| Unusual noise (e.g., clicking, grinding). | Internal component issue, debris in fan. | Unplug unit immediately. Inspect for visible obstructions. If noise persists, contact customer support. |
9. ספּעסאַפאַקיישאַנז
| שטריך | דעטאַל |
|---|---|
| סאָרט | העססערי |
| מאָדעל נומער | M150 |
| מאַונטינג טיפּ | Freestanding |
| ספּעציעלע פֿעיִקייטן | Oscillating Fan, Portable |
| לופט פלאָו קאַפּאַסיטי | 3100 קוביק פֿיס פּער מינוט (CFM) |
| קאָנטראָלס טיפּ | Manual Rotary Dials |
| רעסערוואָיר קאַפּאַציטעט | 10.3 גאלאנען |
| קאַווערידזש שטח | אַרויף צו 950 קוואַדראַט פֿיס |
| פּראָדוקט דימענשאַנז (ד רענטגענ וו רענטגענ ה) | 20"ד רענטגענ 10"וו רענטגענ 28"ה |
| פּונקט וואָג | 40 lbs (Operating Weight: 83 lbs) |
| Voltage | 115 V |
| מאַקסימום וואַסערtage | 250 וו |
| מאַקסימום Ampעראַגע | 2.4 Amps |
| מאַכט שנור לענג | 72 אינטשעס |
| זיכערקייַט סערטיפיקאַטיאָנס | ETL |
10. וואָראַנטי און שטיצן
For warranty information, technical support, or to purchase replacement parts, please visit the official Hessaire webזייטל אדער קאנטאקט זייער קאסטומער סערוויס גלייך.
איר קענט אויך באַזוכן די יו העסיר קראָם אויף עמעזאָן פֿאַר מער פּראָדוקט אינפֿאָרמאַציע און שטיצע רעסורסן.
Ask a question about this manual
Ask about setup, troubleshooting, compatibility, parts, safety, or missing instructions. Manuals+ will review the question and use this page’s manual context to help answer it.