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Pinnacle MASTER MH-80-OFR - User Manual

Pinnacle MASTER MH-80-OFR
36 pages
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CONSUMER: READ AND SAVE THESE INSTRUCTIONS
GENERAL HAZARD WARNING:
READ AND UNDERSTAND ALL OF THE INSTRUCTIONS IN THIS
MANUAL BEFORE ASSEMBLING, STARTING, OR SERVICING
THE HEATER. Be sure to comply with the instructions and warnings provided with this heater.
Failure to comply can result in fire or explosion that can cause property loss, bodily injury, or
loss of life. Only persons who can follow and understand these instructions should operate
or service this heater. If you need heater info; such as an operating manual, labels, etcetera,
contact Pinnacle Climate Technologies at 800-641-6996.
NOT FOR USE IN RESIDENTIAL LIVING
AREAS OR IN ENCLOSED SPACES WITHOUT
ADEQUATE VENTILATION. FOR OUTDOOR
USE. INDOOR USE PERMITTED ONLY FOR: THE TEMPORARY HEATING
OF ADEQUATELY VENTILATED BUILDINGS OR STRUCTURES UNDER
CONSTRUCTION, ALTERATION OR REPAIR. This is an unvented portable
heater that uses air (Oxygen) from within the area in which it is used.
Failure to provide adequate combustion and ventilation air will result in
asphyxiation, carbon monoxide poisoning, bodily injury or death. Refer to
“Ventilation” on Page 7.
MODEL NUMBERS:
MH-80-OFR / MH-125-OFR-A
Factory ID: 001
DANGER
DANGER
User’s Manual &
Operating Instructions
KEROSENE RADIANT HEATER
1 Industrial Blvd #101, Sauk Rapids, MN 56379 USA • Toll Free (800) 641-6996
Fax: 320-251-2922 • Web: www.masterindustrialproducts.com • Email: info@pinnacleclimate.com
© 2018 Pinnacle Climate Technologies, Inc.
MARB-406
U.S. Patent No. 9,644,863
Locating Your Serial Number:
Your serial number can be found on a blue label on the left side cover. It will begin with the letter “S”
followed by 9 digits. For Example: S160901126. Have your Serial Number ready before calling customer
service at 800-641-6996.

Table of Contents

Questions and Answers

  • A
    Angela OneillAug 10, 2025
    What to do if my Pinnacle Heater won't turn on or the motor runs briefly?
    • A
      annettetorresAug 10, 2025
      If your Pinnacle Heater isn't starting or the motor cuts off quickly, here's what you can check: * Ensure the fuel tank has fresh kerosene/diesel. * Inspect and clean or replace the spark plug. * Clean or replace the fuel filter and nozzle. * Make sure there's no moisture in the fuel or tank; rinse the tank with clean fuel if needed. * Check all electrical connections to the transformer and circuit board, and ensure the transformer wires are properly connected to the spark plug. * If the transformer is defective, replace it.
  • P
    Philip LyonsAug 14, 2025
    Why Pinnacle Heater does not turn on and the lamp is not lit?
    • J
      Jessica AlexanderAug 14, 2025
      If your Pinnacle Heater isn't turning on and the lamp is unlit, it could be due to a few reasons: * The temperature limit sensor may have overheated. Try turning the heater off and letting it cool for 5 minutes before switching it back on. * Check the power cord and extension cord to ensure they are properly connected and test the power supply. * The fuse might be broken; check and replace it if necessary. * Inspect the electrical connections between the temperature limit sensor and the circuit board.
  • S
    scottrodriguezAug 19, 2025
    Why does my Pinnacle Heater fire up but then shut down quickly?
    • D
      David BuckAug 20, 2025
      If your Pinnacle Heater starts but shuts down soon after, the issue might be due to: * A dirty fuel filter: Clean or replace it. * A dirty nozzle: Clean or replace it. * A dirty or improperly installed photocell: Clean, replace, or adjust its position. * A defective photocell: Replace it. * Improper wiring between the circuit board and photocell: Check the wiring connections. * An obstructed cooling fan: Ensure it's clear. * Improper pressure: Adjust the pump pressure.
  • S
    Shelby LarsonAug 25, 2025
    How to fix poor combustion or soot from Pinnacle Heater?
    • T
      thorntonsallyAug 26, 2025
      If your Pinnacle Heater is experiencing poor combustion or producing soot, consider the following: * Ensure the pump pressure is correctly adjusted. * Verify that the kerosene/diesel fuel is of good quality and not old or contaminated.
  • C
    Christopher MitchellAug 29, 2025
    What to do if the fan on my Pinnacle Heater isn't working?
    • K
      kevin11Aug 30, 2025
      If the fan on your Pinnacle Heater isn't working when plugged in and switched on, check these: * Inspect all electrical connections on the wiring diagrams. * Try using a new extension cord or a different electrical socket to ensure the heater is getting enough power.
  • S
    Sherry Jones MDSep 3, 2025
    Why is my Pinnacle Heater making a grinding noise?
    • N
      nperezSep 3, 2025
      If your Pinnacle Heater is making a grinding noise, it could be due to air in the fuel pump. The sound should stop after about 3 seconds. If it continues, try adding more fuel to the tank.

Pinnacle MASTER MH-80-OFR Specifications

General IconGeneral
BrandPinnacle
ModelMASTER MH-80-OFR
CategoryHeater
LanguageEnglish

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