HESSAIRE MC37 Mobile Evaporative Cooler User Guide
- June 6, 2024
- HESSAIRE
Table of Contents
HESSAIRE MC37 Mobile Evaporative Cooler
General Safety Precautions
| Read and follow all instructions, cautions and warnings. Failure to do
so could result in personal injury, death or property damage.
---|---
Unit must be in OFF position and UNPLUGGED from power receptacle before performing any maintenance / service or before REMOVING access panels.
Make sure the electrical power source conforms to the requirement of the evaporative cooler as well as local codes.
To reduce risk of fire or electrical shock, do not expose electrical connections to water.
Do not touch electrically live components.
Ensure all power cords do not touch sharp edges, hot surfaces or chemicals. Immediately replace damaged parts.
Never leave unit unattended.
Continuous fill not to be used indoors or unattended.
Operation Tips
Hessaire coolers are highly recommended for outdoor use. If used indoors, position cooler in front of window or open door for fresh intake air. Ensure there is an open door or window through which the air can exhaust from the room.
Clean media pads and tank frequently.
When shutting down unit, run without pump for 30 minutes to properly dry media pads.
Prior to long term storage: Drain tank and wipe clean Dry and clean rigid
media pads
Cooler Parts
#
| Parts| MC37/M150|
MC61/M250
---|---|---|---
1
| Pump for M, V, & M150/M250
Pump for A model| 6036050
6026050| 6060050
2| Motor for M, V, & M150/M250
Motor for A mode| 6375101|
6615100
3
| Rigid Media Set| CP370| CP610
4| Control for M mode
Control for V, M150, M250
Control for A model| 6061069
6038069
6037069B|
6061069
6038069
5
| Caster Set (4 pcs)| 6366100| 6606100
6| Fan Blade| 6037052|
6061052
7
| Float Valve Kit (float valve, hose adapter)| 6018058| 6018058
8| Oscillator Motor, M & V models
Oscillator Motor, A mode| 6375700
6057026|
6375700
9
| Manual fill door| 6037076| 6061076
10| Drain plug| 6017081|
6061076
Troubleshooting
| Problem | Cause / Remedy |
|---|---|
| Cooler won’t turn on | Ensure unit is plugged in and switched on. |
Receptacle breaker may need to be reset.
If unit is equipped with a GFCI plug, reset.
If unit has a timer, ensure it is off.
May need new ON/OFF switch.
Fan will not operate| Ensure fan function is on.
Make sure nothing is obstructing fan blade.
Fan motor may need to be replaced.
Fan switch may need to be replaced.
Slow running – may need capacitor replaced.
Cooler does not pump| Ensure pump switch is turned on.
Make sure water level is not low. Add water.
Make sure hoses are connected and free of debris.
Pump may need to be replaced.
Pump switch may need to be replaced.
Swing does not work| Ensure swing switch is turned on.
Make sure the linkage is connected
Oscillation switch may need to be replaced
Oscillation motor may need to be replaced.
Water leakage| Make sure drain plug is securely in place.
Make sure cooler is level.
Inspect tank for cracks.
Check media pads for water running on outside of unit.
Change pads if necessary.
Check for leaks in water distribution hose connections.
Check spreaders for build up causing spill over of water into the airstream.
Water level high or low| Adjust nut on float valve
Float valve may need to be replaced.
Inspection
After unpacking your cooler, carefully inspect for any damage that may have
occurred during transit. Inspect for loose, missing or damaged parts. Note:
wheels & hardware are located in a compartment on the bottom side of the
cooler. Refer to pics at the bottom of this page.
Contents: Evaporative Cooler (1), Hardware Bag/Hose Adapter (1), Caster Wheels
(4).
Visit Hessaire.com to request replacement parts if any of these items are
missing
Quick Start
Note: Media pads may have a slight odor upon initial start up but will go away with continued use.
Lay Cooler Down
Remove Screws Open Disposable Access Panel
Remove Contents
Install Casters
Features
Control Panel For M, V & M150/M250
Switch for Fan Speeds: 4 Positions (OFF, LOW, MED, HIGH)
Switch for Pump: ON/OFF
Switch for Swing (oscillation): ON/OFF
Control Panel For MC37A Model
Swing Button: Press to turn ON/OFF
Timer Button: Lit when engaged. Press to select desired time. All features
will stop when time expires.
Pump Button: Press for ON/OFF. Pump is ON when light is lit.
Power Button: Green light—all functions operable. Red light—all functions
disabled.
Remote Control Functions:
(used in MC37A model only)
Maintenance
_ 
Disconnect from power
source before attempting any maintenance or routine service. NEVER remove any
access panels while cooler is in operation.
Failure to do so could lead to SERIOUS INJURY._
Cleaning Cooler & Rigid Media Pads:
The removable panel(s) & pads can be gently sprayed off to remove build up. A
soft bristle brush can also be used.
NEVER spray pads with water while cooler is in operation. Damage can occur to
the motor and will void the warranty.
Note: Vinegar is recommended for cleaning of cooler and can be periodically
cycled through during normal use.
Removal Of Back Panel:
Disconnect power supply. Remove the two phillips screws from the upper
back side of cooler.
Push panel up and pull bottom out to remove.
Removal Of Rigid Media:
Once back is removed, the media pads will be accessible.
Note: some pads may be held in place with pins (media keepers keepers)
which will need to be removed to free up the pads.
Storage:
Drain tank and wipe dry. Plug is located on bottom of cooler. Ensure pads are
dry by running fan without pump for at least 30 minutes.
VisitHessaire.com for additional maintenance tips
and service videos.
Hessaire Warranty
Each new cooler is warrantied to be free from defects in material or workmanship for one full year from the date of original purchase. If a component(s) is found to be defective within this period, a Hessaire representative will replace the defective part free of charge. Parts are available through authorized dealers or online. Copy of proof of purchase and serial label will be needed for the warranty claim.
What is not covered:
Malfunctions resulting from misuse, negligence, alteration or lack of
necessary maintenance.
Loss of time, inconvenience, use of product or other consequential damages due
to defects.
Return transportation costs. All return costs are the responsibility of the
purchaser.
Hessaire does not cover labor costs associated with troubleshooting or cooler
repairs regardless if the product is under warranty or not.
Damaged Shipments:
Hessaire is not responsible for damaged shipments or shortages resulting from
carrier mishandling. Notify your carrier’s office immediately to file a
freight claim in the event of damage. Keep damaged product for inspection
until advised by carrier as to disposal.
Ret urns:
Hessaire’s dealers shall implement a return policy that is consistent with the
dealer agreement. If the dealer’s return policy allows returns within a
specified time period–agreed to by Hessaire and dealer, customer may return
product to point of purchase. Dealer may reject, accept or accept with a
restocking fee at the sole discretion of the dealer. If the customer wishes to
repair the defective cooler, the customer can contact Hessaire for a list of
authorized repair centers for parts and troubleshooting. Defective parts are
provided free of charge within the warranty period.
Please DO NOT return your cooler to Hessaire. Upon authorization, any
returns should be sent directly to the distributor/store where purchased.
Visithessaire.com for registration & warranty claim forms.
