Introduction
The target user for the tool is a professional who uses a heat for forming and bending a variety of materials.
Tools
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            All screws on one side for ease of assembly 
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            Wire has a stiffener for protection 
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            Switch is placed on handle in an ergonomic position so that one hand operation is easy 
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            The back of the handle and the back of the body are in a straight plane in order to place the gun in vertical position after operation to cool it down 
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            Vents are placed in the top part to facilitate air flow 
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            The product is colored in industrial orange to be easily visible and distinguishable from the work environment 
 
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            All plastic detailing is made to have no overhangs 
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            screwing details are used in order to locate the two half together without external jig 
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            A lip joint is used in order to secure the assembly and also make it impermeable and rigid 
 
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            All electrical components are connected using connectors instead of direct soldering to facilitate easy replacement 
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            The components have negative placers inbuilt in the in plastic injection mold 
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            The electrical components are placed in order to prevent shorting 
 
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            All heat components are suspended in order to prevent the heated elements to come in contact with plastic parts 
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            The blower chamber is designed in heat resistant pet in order to prevent it from deformation 
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            The motor and the blower fan has a press fit 
 
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            The heat tube is using mica support and kapton insulation 
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            The external heat tube is stainless steel to prevent degradation of the tube. 
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            The heat coil is used as a resistor to step down voltage for motor and hence it has a dual perpose 
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            The heat coil is made of nichrome wire. 
 
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            Minimum number of screws (variety) are used and all screws are self tapping in order to eliminate the use of nuts and loose parts. 
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            Assembly has location pins to align circular parts in a fixed orientation. 
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            Heat rings are used in order to over heating 
 
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One comment
Any idea where I can get a replacement for the plastic fan? It just fell off and melted and there doesn’t seem to be any information on the net. It’s a simple part. I’ve only used the gun a half a dozen times but it’s been years since it was purchased. Your instructions were helpful.