Miller Electric 3000-4AH manual Installing Welding Generator

Secure generator with supplied 5/8 in grade 5 hardware. Tighten

mounting hardware to 150 ft lb (200 N.m).

3-6. Installing Welding Generator

WARNING

	FALLING EQUIPMENT		can cause		TILTING OF TRAILER can result in
	serious personal injury and equipment				personal injury or equipment damage.
	damage.				•	Install welding generator onto trailer with engine end
	•	Use lifting eye to lift unit only, NOT running gear, gas			•	toward hitch end of trailer.
		cylinders, trailer, or any other heavy options,				Distribute weight so trailer tongue weight is
	•	accessories, or devices.			•	approximately 10% of the gross trailer weight.
		Use equipment of adequate capacity to lift the unit.				Use adequate blocks or lifting device to support
						hitch end while pivoting trailer jack into position (see
					•	Section 3-1).
						Use trailer jack to obtain desired height and to
						support tongue weight while installing welding
						generator.		rwarn1.1* 3/93
							Support trailer with jack. Apply
							parking brake.
			Generator Mounting Dimensions
	Model						1	Crossmember
			A		B		2	Mounting Holes
							3	Welding Generator
All Big 20, Big 40, Big 50 Models			9-1/2 in (241 mm)	46-1/4 in (1175 mm)
							Align proper holes in generator
Big 30A, Big Blue 251D			4-1/2 in (114 mm)	41-1/4 in (1048 mm)			base with holes in crossmembers
							(see table).
Big Blue 400D			10-1/2 in (267 mm)	47-1/4 in (1200 mm)			Install generators not listed in table
Miller Air Pak, Big Blue 600D			13-3/4 in (349 mm)	50-1/2 in (1283 mm)			so	unit is centered over
							crossmembers.
Trailblazer 44 & 55G* (Continental)			15 in (381 mm)	51-3/4 in (1315 mm)			If mounting accessories or genera-
							tor not listed in table, adjust genera-
All Other Trailblazer Models*			17 in (432 mm)	53-3/4 in (1365 mm)			tor position so tongue weight is 10
							- 15% of gross trailer weight.

*All Trailblazer models use the same base rails. Be sure to install the D and G models using the correct mounting holes.

Use correct size SAE grade 5 locking-type hardware to mount equipment on trailer.

2

1

36-3/4 in

(933 mm)

Engine

End

B

Tools Needed:

15/16 in

1 in

3

A

Generator

End

ST-800 016-A

Figure 3-7. Installing Welding Generator

OM-659 Page 7