INSTALLATION
3-2
HPR260 Auto Gas
Instruction Manual
Examples of input circuits............................................................................................................................................................3-
27
Remote on/off switch..............................................................................................................................................................................3-28
Torch lead assembly................................................................................................................................................................................3-29
Work lead ..................................................................................................................................................................................................3-30
Torch connections....................................................................................................................................................................................3-31
Connect the torch to the torch lead assembly .......................................................................................................................3-31
Connect the torch to the quick-disconnect.............................................................................................................................3-34
Torch mounting and alignment..............................................................................................................................................................3-35
Mounting the torch ........................................................................................................................................................................3-35
Torch alignment..............................................................................................................................................................................3-35
Torch lifter requirement ...........................................................................................................................................................................3-35
Power requirements ................................................................................................................................................................................3-36
General ............................................................................................................................................................................................3-36
Line disconnect switch ................................................................................................................................................................3-36
Power cable....................................................................................................................................................................................3-36
Connect the power..................................................................................................................................................................................3-37
Torch coolant requirements ...................................................................................................................................................................3-38
Standard installation.....................................................................................................................................................................3-38
Coolant for cold operating temperatures.................................................................................................................................3-39
Coolant for hot operating temperatures...................................................................................................................................3-40
Water purity requirements .....................................................................................................................................................................3-40
Fill the power supply with coolant........................................................................................................................................................3-41
Gas requirements ....................................................................................................................................................................................3-42
Setting the supply regulators......................................................................................................................................................3-42
Gas regulators ..........................................................................................................................................................................................3-43
Supply gas plumbing ..............................................................................................................................................................................3-44
Connect the supply gases ..........................................................................................................................................................3-44
Supply gas hoses ....................................................................................................................................................................................3-45
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