Twin-Star International 15II500ARA-RF User Manual

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21.  Always plug heater directly into a wall outlet/receptacle. Never use with an extension cord or 
      relocatable power tap (outlet/power strip).

22. Reference Fig. 1 for grounding instructions. This heater is for use on 120 volts. The cord has a 
 

plug as shown in Fig. 1A. An adapter as shown in Fig.1C is available for connecting three-blade 

 

grounding type plugs to two-slot receptacles. The grounding pin extending from the adapter must 

 

be connected to a permanent ground such as a properly grounded outlet box. The adapter should 

 

not be used if a three-slot grounded receptacle is available.

Grounding Pin

Cover Of Grounded 
Outlet Box

Metal 

Screws

Adapter

Grounding 
Means

Grounding 
Pin

For product warranty registration please visit:

Before setting up this product please record the model number 

and serial number of this product in the spaces below for 

registration and warranty reference.