background image

Model Numbers:

MH-03-240-GH / MH-05-240-GH

CONSUMER: READ AND SAVE THESE INSTRUCTIONS

USE THIS HEATER ONLY AS DESCRIBED IN THIS MANUAL. ANY 

OTHER USE NOT RECOMMENDED BY THE MANUFACTURER 

MAY CAUSE FIRE, ELECTRIC SHOCK, OR INJURY TO PERSONS. 

4003787

WARNING

Safety Information

FIRE OR EXPLOSION MAY OCCUR! 

Heater has hot arching or 

sparking parts inside. Do not use it in areas where gasoline, paint 

or flammable liquids are used or stored.

RISK OF FIRE. 

To prevent a possible fire, Do not block intakes 

or exhaust in any manner. Do not use on soft surfaces, like a bed 

where openings may become blocked. Heater must be kept clear 

of all obstructions. Maintain a 3 foot minimum clearance from front and 12 inches from sides 

and rear.  Heaters must be kept clean of lint, dirt, and debris (see maintenance instructions 

Page 5).

RISK OF FIRE. DO NOT 

use heater with extension cord. Plug the 

heater directly into a 208-240VAC receptacle.

OVERHEATING OR FIRE MAY OCCUR. 

Do not place heater 

behind doors.

BURN HAZARD. 

This heater is hot when in use. To avoid 

burns, 

do not let bare skin touch hot surfaces. If provided, use handles 

when moving the heater

RISK OF ELECTRIC SHOCK OR INJURY. 

Do not run cord under 

carpeting, Do not cover cord with throw rugs, runners or similar 

coverings. Do not route cord under furniture or appliances. Arrange 

cord away form the traffic area where it will not cause a tripping hazard. Do not operate 

any heater with a damaged cord or plug, or after heater malfunctions, or has been dropped 

or damaged in any manner. Discard heater, or return to authorized service facility for 

examination and / or repair.

WARNING
WARNING

WARNING
WARNING
WARNING

WARNING

RISK OF ELECTRICAL SHOCK. 

Connect to properly 

grounded outlets only. Do not insert or allow foreign 

objects to enter any ventilation or exhaust opening as 

this may cause an electric shock or fire, or damage the heater. Unplug heater 

before performing any maintenance or when not in use,  To disconnect heater, 

turn control to low, then remove plug from outlet.

WARNING

1 Industrial Blvd #101, Sauk Rapids, MN 56379 USA • Toll Free (800) 779-3267

Fax: 320-251-2922 • Web: www.masterindustrialproducts.com • Email: [email protected]

© 2017 Pinnacle Climate Technologies, Inc. MAEA-401

User’s Manual & 

Operating Instructions

ELECTRIC GARAGE HEATER

Summary of Contents for MASTER MH-03-240-GH

Page 1: ...not let bare skin touch hot surfaces If provided use handles when moving the heater RISK OF ELECTRIC SHOCK OR INJURY Do not run cord under carpeting Do not cover cord with throw rugs runners or simil...

Page 2: ...y or near children or invalids Do not use outdoors This heater is not intended for use in bathrooms laundry areas and similar indoor locations Never locate heater where it may fall into a bathtub or o...

Page 3: ...eat Settings 1 2 Specifications subject to change without notice Features MH 03 240 GH MH 05 240 GH 2 Figure 1 Adjustment Knob Front Guard Fan Heater Coil Swivel Bracket Thermostat Knob Function Selec...

Page 4: ...In The Box 66 mm Screws 4 8 mm washers 2 5 mm Washers 4 3 Lock Washers 2 Adjustment Knob 2 Swivel Bracket Troubleshooting Locating Your Serial Number Your serial number can be found on the heater s r...

Page 5: ...attach 2 final screws Two 2 screws must be attached to a wood ceiling joist min 1 5 If 2 remaining screws cannot be attached to a wood ceiling joist then moly toggle bolts should be used for remaining...

Page 6: ...stat will then switch on and off automatically to control the room temperature according to the preset value and keep the room temperature constant When using the heater for the first time you may not...

Page 7: ...1 Heater is operating correctly Fan speed stays the same when changing settings 1 Fan speed stays constant Setting changes amount of heat output only 1 Heater is operating correctly Heating element d...

Page 8: ...ormal operating condition or not defective the item will be returned freight collect This Limited Warranty is in lieu of all other express warranties Pinnacle Climate Technologies Inc disclaims all wa...

Reviews: