Installation
Electrical Connections
WARNING
Read warnings, page 4. Install heater in compliance with all applicable codes and regulations.
CAUTION
To help prevent damage, avoid spilling liquids onto electrical components.
Requirements For All Installations
1.The voltage supply must agree with the maximum heater voltage and amperage. See Models, page 2.
2.Conductors used for supply connection must be suitable for at least 221°F (105°C).
Hazardous Location Installation
Requirements
1.The heater connection must be made using one of the following options:
a.Cable entries of a certified flameproof model.
b.Threaded metal conduits.
If this option is used, a stopping box with compound filling of a certified flameproof model must be placed at the entry of the heater.
2.Unused threaded holes must be sealed by certified flameproof plugs, which must be screwed in with a minimum of 5 full threads engaged and an 8 mm length of engaged threads.
The above accessories are not provided by Graco. Make sure that accessories are appropri- ate for the conditions of use.
10 | 309524N |