
2-1. VOLT-AMPERE CURVES (Charts 2-1 And 2-2)
The
2-2. DESCRIPTION
This Constant Voltage control panel is designed for use with the BIG 30 DIESEL, BIG 30A DIESEL, BIG 40 DIE- SEL, BIG 40G, and BIG 50 DIESEL welding generator models.
The
A 1 ft. (254 mm) adapter cord with
SECTION 3 – INSTALLATION OR RELOCATION
IMPORTANT: If
3-1. CV-2 INSTALLATION
WARNING: ELECTRIC SHOCK can kill.
• Do not touch live electrical parts.
•Stop engine, and disconnect negative
MOVING PARTS can cause serious injury.
•Keep away from moving parts such as fans, belts, and rotors.
HOT ENGINE PARTS can cause severe burns.
•Wear protective gloves and clothing when working on a hot engine.
•Allow unit to cool down, if applicable, before beginning installation.
Installation to be performed only by qualified persons.
A. Preparing Unit For Installation
IMPORTANT: On all welding generator models except BIG 30A DIESEL, it is necessary to move the top cover back approximately 1 ft. (0.3 m) away from the front panel to gain access to components.
1.Remove all necessary top cover securing hard- ware and components.
2.Raise both side doors and tie together across the cover.
3.Loosen the clamp securing the air cleaner hose to the engine intake manifold and remove the hose from the manifold.
4.For BIG 40 DIESEL, BIG 40G, and BIG 50 DIE- SEL models: Loosen the clamp securing the muffler to the exhaust pipe, and remove the muf- fler from the unit.
5.Raise and slide cover with side doors approxi- mately 1 ft. (0.3 m) back over radiator.
CAUTION: METAL FILINGS AND/OR TOOL CONTACT WITH INTERNAL COM- PONENTS can damage unit.
•Cover internal components.
•Clean unit, and remove internal covering material before resuming operation.
6.On all welding generator models except BIG 30A DIESEL install key chain onto
a.Drill out the pop rivet securing the key chain to the lower front panel.
b.Install and secure key with key chain onto
7.Remove and discard lower front panel from unit; retain securing hardware.
8.If applicable, disconnect electrode holder and work clamp cables from weld output terminals.