SPECIFICATIONS
MODEL NO | MH125LP/HS125LP | ..........HS125NG | ||
GAS TYPE | ....... Natual Gas | |||
MAX. INLET PRESSURE | 14 | IN. W.C. | ...... 14 | IN. W.C. |
MIN. INLET PRESSURE | 11 | IN. W.C. | ........ 7 | IN. W.C. |
MANIFOLD PRESSURE | 9.5 | IN. W.C. | ......... 6 IN.W.C. | |
WARNING
DO NOT EXCEED ½ psi (14” w.c.) GAS PRESSURE TO THE GAS CONTROL VALVE.
VENTILATION
WARNING
THIS APPLIANCE IS UNVENTED AND MUST BE USED ONLY IN A WELL VENTILATED AREA.
The flow of combustion and ventilation air must not be obstructed. DO NOT use in a tightly enclosed area.
Any combustion process requires and consumes oxygen, and may produce carbon monoxide. This heater must be operated with adequate ventilation. Two openings directly to the outdoors must be provided, one low and one high, preferably on opposite sides of the area to be heated. Each of these openings must provide at least three square inches of combustion
CLEARANCE (Minimum clearances to combustible materials)
Do not exceed the gas supply pressures shown on rating plates. The maximum inlet gas supply pressures and minimum inlet supply pressures (for purposes of input adjustment) for
MODEL NO. | BTU/HR RATING | NORMAL OPERATING |
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| TYPE GAS | POSTION |
| COMBUSTIBLES |
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| NATURAL |
| TOP |
| SIDES | BACK | |
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MH125LP/ |
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HS125LP |
| 125,000* | VERTICAL | 48” |
| 60” | 60” |
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HS125NG | 125,000 |
| VERTICAL | 48” |
| 60” | 60” |
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*Tank size and tank temperature can directly affect BTU output
CONTENTS |
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Installation Instructions | 3 |
Location | 3 |
Piping | 3 |
Operating Instructions | 4 |
Lighting and Shut Down | 4 |
Maintenance Instructions | 5 |
Replacement Parts List | 6 |
Service and Parts Ordering Information | 8 |
FOR YOUR SAFETY
Do not use this heater in a space where gasoline or other liquids having flammable vapors are stored or used.
The heater is designed and approved for use as a construction heater under ANSI Z83.7 / CGA 2.14 - 2000
We cannot anticipate every use which may be made of our heaters. CHECK WITH YOUR LOCAL FIRE SAFETY AUTHORITY IF YOU HAVE QUESTIONS ABOUT APPLICATIONS.
Other standards govern the use of fuel gases and heat producing products in specific applications. Your local authority can advise you about these.
This appliance is intended to be used primarily for the heating of buildings under construction, alteration or repair.
THE STATE OF CALIFORNIA REQUIRES THE FOLLOWING WARNING:
WARNING
Combustion
Enerco Group, Inc. | 2 | Operating Instructions and Owner’s Manual |