Table Of Contents - Mr. Heater Big MAXX MHU125 Operating Instructions And Owner's Manual

WARNING:
YOUR SAFETY IS IMPORTANT TO YOU AND TO OTHERS,
SO PLEASE READ THESE INSTRUCTIONS BEFORE YOU
OPERATE THIS HEATER.
WARNING:
FIRE OR EXPLOSION HAZARD
Failure to follow safety warnings exactly could result
in serious injury, death or property damage. Be sure to
read and understand the installation, operation, and
service in this manual. Improper installation, adjustment,
alteration, service or maintenance can cause serious
injury, death or property damage.
WARNING:
gas appliances, and the products of combustion of such
fuel, can expose you to chemicals including benzene, which
is known to the state of California to cause cancer and
cause birth defects or other reproductive harm, for more
information go to www.P65Warnings.ca.gov
V/A/H/Phase
BTU Input
BTU Output
Efficiency %
CONTENTS
UNIT DIMENSIONS ....................................................... 3
SHIPPING ...................................................................... 4
REQUIREMENTS ............................................................ 4
UNIT HEATER INSTALLATION......................................... 5
COMBUSTION & VENTILATION AIR ............................... 5
VENTING ...................................................................... 5
ELECTRICAL CONNECTIONS .......................................... 9
GAS CONNECTIONS ..................................................... 10
LEAK CHECK ................................................................ 10
START-UP OPERATION .................................................. 10
HEATING SEQUENCE OF OPERATION ........................... 11
IGNITION CONTROL LED .............................................. 11
SERVICE ....................................................................... 12
WIRING DIAGRAM ....................................................... 13
FUEL CONVERSION ...................................................... 14
PARTS LIST ................................................................... 19
WARRANTY ................................................................ 22
Fuels used in liquefied propane
MHU125
120v / 3a / 60hZ / 1Ø
125,000 BTU
100,000 BTU
80%
Compact Unit / Utility Heater
WARNING:
FIRE, BURN, INHALATION, AND EXPLOSION HAZARD.
KEEP SOLID COMBUSTIBLES, SUCH AS BUILDING
MATERIALS, PAPER, OR CARDBOARD, A SAFE DISTANCE
AWAY FROM THE HEATER. AS RECOMMENDED BY
THE INSTRUCTIONS NEVER USE THE HEATER IN SPACES
WHICH DO OR MAY CONTAIN VOLATILE OR AIRBORNE
COMBUSTIBLES, OR PRODUCTS SUCH AS GASOLINE,
SOLVENTS, PAINT THINNER, DUST PARTICLES OR
UNKNOWN CHEMICALS.
WARNING:
YOU TO CHEMICALS INCLUDING LEAD AND LEAD
COMPOUNDS, WHICH ARE KNOWN TO THE STATE
OF CALIFORNIA TO CAUSE CANCER AND BIRTH
DEFECTS OR OTHER REPRODUCTIVE HARM. FOR MORE
INFORMATION VISIT WWW.P65WARNINGS.CA.GOV
MHU80
120v / 2.3a / 60hZ / 1Ø
80,000 BTU
64,000 BTU
80%
LANGUAGES
ENGLISH ..........................................................1 - 22
SPANISH ....................................................... 23 - 45
FRENCH ........................................................ 46 - 68
GENERAL INFORMATION
RETAIN THIS MANUAL FOR FUTURE REFERENCE.
FOR QUESTIONS, PROBLEMS, MISSING PARTS BEFORE
RETURNING TO RETAILER PLEASE CALL WITH MODEL NUMBER
AND SERIAL NUMBER OF HEATER:
1-800-251-0001
MONDAY-FRIDAY 8-5 EASTERN TIME
OR E-MAIL USING THE MR. HEATER WEBSITE:
WWW.MRHEATER.COM
In order to provide the best service possible Mr. Heater is now
giving you more ways to get in touch with us:
FACEBOOK: Find us on Facebook
TWITTER: Find us on twitter
YouTube: There are now informational videos on Youtube.
2
Operating Instructions and Owner's Manual
THIS PRODUCT CAN EXPOSE
MHU50
120v / 2.3a / 60hZ / 1Ø
50,000 BTU
40,000 BTU
80%