Electrical Service Installation:
System Requirements
The MHT tube heater requires a grounded
In order to control the heater thermostatically, it is necessary that the grounded
Heater Rating: 120 VAC, 60Hz, Single Phase, 1 Amp
WARNING Electrical Shock Hazard
Plug heater into grounded three prong ceiling receptacle. Do not cut or remove the grounding prong from this plug. Do not use with an extension cord. Failure to follow these instructions will result in death or electrical shock.
ATTENTION Risque d’électrocution
Brancher le cordon du radiateur sur un socle à 3 broches et à la masse, situé au plafond. Ne pas sectionner ou retirer la broche de masse de cette prise. N’utilliser aucun cable de rallonge. Le
CAUTION Label all wires prior to disconnection when servicing controls. wiring errors can cause improper and dangerous operation. Verify proper operation after servicing.
Grounding
The heater must be electrically grounded in accordance with the following codes: United States: Refer to National Electrical Code,
The appliance, when installed, must be electrically grounded in accordance with local code, or in the absence of local codes, with the National Electrical Code (ANSI/NFPA 70) or Canadian Electrical Code (CSA 22.1), if an external electrical source is utilized.
Gas Service Installation
Install Gas Supply Lines
A ½” gas supply connection is required as shown below. To check system pressure, a plugged 1/8” NPT tapping is required upstream of the manual gas
Before connecting the heater to the supply system, verify that all high pressure testing of the gas piping has been completed.
DO NOT HIGH PRESSURE TEST THE GAS PIPING WITH THE BURNER CONNECTED.
Follow these instructions to ensure a safe gas supply system installation:
1.Support all gas piping with suitable pipe hanging materials.
2.Use wrought iron or wrought steel pipe and malleable iron fittings. The use of copper tube and brass fittings is acceptable
Mr. Heater | 17 | Operating Instructions and Owner’s Manual |
