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1-800-325-6952

Congratulations:

 You have purchased a product of superior performance and design, which will give the best service when 

properly installed, operated and maintained. These coolers can be used as convenient, roll-around spot coolers.

• Safety
• Installation
• Start-up

• Operation
• Maintenance
• Troubleshooting

• Read all instructions carefully before installation.
• This cooler must be connected to 120 Volt AC, 60 Hz (cycle)

power only. NOTE: Improper voltage will void the pump and/
or motor warranties and may cause serious personal injury
or property damage.

• This cooler must be plugged into a GFCI protected

receptacle, which has been properly installed in accordance
with all local and national codes. If you are not sure that
the receptacle is GFCI protected, consult with a qualified
electrician.

• This cooler is equipped with a power cord having an

equipment grounding conductor and grounding plug. Do
not attempt to defeat this safety device by removing the
grounding pin.

• Do 

NOT

 step on or roll over power cord with heavy or sharp

objects. Do not operate if the plug or cord is damaged in any
way. If the unit is damaged or malfunctions, do not continue
to operate it.

• Remove the plug from the electrical receptacle by pulling on

the plug and not the cord.

• Always disconnect electrical power to unit before attempting

to work on or service your cooler.

• Do 

NOT 

operate near open containers of flammable liquids or

gases.

01-999-2626 

Rev

. A 11/20

 

MB8

• Do 

NOT

 operate this blower (fan motor) with any solid-state

speed control device.

• Do 

NOT

 operate this unit with pad frame(s) and/or air outlet

grille removed, this may cause the fan motor to overload and
damage the motor.

• Never wash your cooler cabinet with garden hose, water

may harm motor and pump.

NOTE:

• Do 

NOT

 use indoors on carpet or wood floor. Unit may leak

water and could damage flooring or create a slip hazard.

• Do 

NOT 

locate or operate cooler near exhaust or vent pipes

as odors or fumes may be drawn into unit.

• Your warranty does 

NOT

 cover shipping damage. Report all

shipping damage at once to store making the delivery.

• For future reference, record the model and serial number,

date and place of purchase of your evaporative cooler here:

READ AND SAVE THESE IMPORTANT SAFETY INSTRUCTIONS

Model #

Serial # 

Date of Purchase: 
Place of Purchase:

    WARNING

 - 

TO REDUCE THE RISK OF FIRE, ELECTRICAL SHOCK, OR INJURY TO 

PERSONS, OBSERVE THE FOLLOWING:

Owner’s Guide

 

Use and Care Manual

Model: 

MB8

Customer Service 

This guide will provide you with information needed to assemble the unit for roll-around spot-cooling. It also contains information 
on how to safely operate, inspect, maintain and troubleshoot your evaporative air cooler.
The first section, Assembly, contains instructions to prepare your cooler for roll-around portable service. The second section, 
Maintenance, contains operational and maintenance instructions to aid in keeping your unit in good working order, while 
Troubleshooting includes information to help diagnose and repair commonly encountered problems.

THE USE OF ANODE DEVICES, CHEMICAL ADDITIVES, OR 
COOLER CLEANER TREATMENTS IN THIS COOLER WILL 
VOID THE WARRANTY.

Summary of Contents for Master Blaster MB8

Page 1: ...te this blower fan motor with any solid state speed control device Do NOT operate this unit with pad frame s and or air outlet grille removed this may cause the fan motor to overload and damage the mo...

Page 2: ...4 20 bolts from the parts bag to secure all 4 of the casters to their respective caster plates Apply brakes before lifting cooler upright to complete assembly 2 Master Blaster Use and Care Manual PRE...

Page 3: ...ts The motor and or pump can restart automatically when they cool down To verify and check out the cooler installation on initial start up the following procedure should be followed Push PUMP switch t...

Page 4: ...CAUTION Disconnect all electrical power to the cooler before attempting to install open or service your cooler CAUTION Do not allow pump to fall over and become submerged water will damage pump motor...

Page 5: ...p cooling pads will not work and will void your warranty 5 Lay new rigid media pads into the louver panel assy paying attention to how the slit at the bottom of the pad is oriented 6 Return the rigid...

Page 6: ...off to cooler Turn on water supply No water Fill reservoir Motor does not start or no air delivery Electrical power disconnected Check power receptacle and cord Defective motor Replace motor Defective...

Page 7: ...73 5 SWITCH BOX ASSEMBLY 05 007 0214 5a SWITCH PUMP 05 007 0147 5b SWITCH FAN 05 007 0148 5d SWITCH COVER 05 007 0215 6 POWER SUPPLY CORD 05 007 0186 7 CASTER COMPLETE SET OF 4 05 001 0152 8 FLOAT VAL...

Page 8: ...other rights which vary from state to state Garantia Limitada Enfriador Evaporativo Phoenix Manufacturing Inc Phoenix Arizona extiende esta garant a limitada al comprador original de este enfriador e...

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