Harbor Freight Tools 03664 Maintenance, Parts List, Replacing the Wire Reel, Part Description

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Note: If too much current is drawn from the MIG Welder, the Thermal Overload protector will activate, the red Overheating indicator will light, and the Arc Welder will turn off until it cools down. If this happens, turn the Power Switch to the OFF (0) position and wait about 3 ~ 5 minutes.

10.When the weld is complete, lift the Torch Handle electrode wire clearly away from any grounded object, lift your Face Shield, and turn the Power Switch to the OFF (0) position.

11.Unplug the Power Cord from the electrical outlet.

Maintenance

Warning: Before performing any maintenance on the MIG Welder, unplug the Power Cord from the electrical outlet.

1.Periodically using compressed air, open the top and side panels and blow out all dust from the interior.

2.Store the unit in a clean and dry location.

3.Periodically clean out the Torch Head.

Replacing the Wire Reel

When the wire on the Feed Reel is used up, you will need to replace it as described on page 6, step 6 through step 13.

Parts List

Part

Description

Part

Description

Part

Description

 

 

 

 

 

 

1

Case

17

Wire Spool

32

Panel

 

 

 

 

 

 

2

Folding Cover

18

Brake

33

Wire Tension Control/

3

Vent Cover

19

Fan

Lock

 

 

 

 

 

 

 

4

Coil Cover

20

Front Panel

34

Feed Control Wheel

 

 

 

 

 

 

5

Transformer Cover

21

LED Display

35

Current Collector

 

 

 

 

 

 

6

Current Adjusting Knob

22

Power Switch

36

Wheels

 

 

 

 

 

 

7

Main Transformer

23

Wire Speed Control

37

Right handle

 

 

 

 

 

 

8

Circuit Board

24

Wire Speed Knob

38

Left handle

 

 

 

 

 

 

9

Diode Board

25

Handle Bracket

39

Trigger

 

 

 

 

 

 

10

Starter

26

Handle

40

Nozzle Tube

 

 

 

 

 

 

11

Throttle

27

Input Line Cord

41

Tip

 

 

 

 

 

 

12

Ground Clamp

28

Cable Strain Relief

42

Nozzle

 

 

 

 

 

 

13

Ground Cable

29

Torch & Hose Assy

43

Tip

14

Ground Terminal

(Contains parts 37-44)

44

Cord

 

 

 

 

 

 

 

15

Retainer

30

Electric Motor

45

1 Lb. Spool of .032"

16

Back Panel

31

Panel

Welding Wire

 

 

 

 

 

 

 

REV 06/05

SKU 03664

For technical questions, please call 1-800-444-3353.

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Contents 03664 For technical questions and replacement parts, please callSafety Warnings and Precautions SpecificationsRead all instructions before using this tool Save This ManualSKU For technical questions, please call Inhalation Hazard Arc Welding Safety Warnings and PrecautionsUnpacking AssemblySKU For technical questions, please call Operation Controls and IndicatorsWelding Parts List MaintenanceReplacing the Wire Reel Part DescriptionSKU For technical questions, please call Please Read the Following Carefully Schematic Diagram