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Power Wave 450 Water Cooler
Upgrade Kit
UPGRADE INSTALLATION INSTRUCTIONS
IM645-A
May, 2000
GENERAL DESCRIPTION
This upgrade kit is designed to provide all necessary parts and instruction to replace a G2725 water cooler
assembly with an improved design G3503-[ ] water cooler assembly. The G3503-1 and G3503 Coolers are inter-
changeable as complete units only. These procedures are specified by Lincoln Electric and apply to domestic
Power Wave 450 machines requiring a Lincoln internal water cooler.
SAFETY
Follow all safety guidelines in your power source operator manual and any additional guidelines covered in this
manual.
Table of Contents
Safety . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1
General Description . . . . . . . . . . . . . . . . . . . . . . . . . . . .1
Recommended Tools for Installation or Service . . . . . .2
G3503-[ ] Installation or Service Tool Usage . . . . . . . . .2
G3503-[ ] Water Cooler Upgrade Kit Contents . . . . . . .2
Recommended Coolants . . . . . . . . . . . . . . . . . . . . . . . .2
Installation Instructions . . . . . . . . . . . . . . . . . . . . . . . . .3
Replacing a G2725 Cooler with a G3503-[ ] . . . . . . . .3
Removing and Installing the G3503-[ ] Cooler . . . . . .4
G3503-[ ] Cooler Periodic Maintenance . . . . . . . . . . .5
G3503-[ ] Cooler Service . . . . . . . . . . . . . . . . . . . . . .5
Parts List for Cooler (P261-K.2, -K.3) . . . . . . . . . . . . .6,7
Figure 1 (Specified Coolant Level) . . . . . . . . . . . . . . .8
Table 1 (Cooler Electrical Harness Pin-outs) . . . . . . .8
• Sales and Service through Subsidiaries and Distributors Worldwide •
Cleveland, Ohio 44117-1199 U.S.A. TEL: 216.481.8100 FAX: 216.486.1751 WEB SITE: www.lincolnelectric.com
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