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6-4
eRVIce
REPAIRING ALUMINUM COIL
The aluminum coils used in Hussmann
merchandisers may be easily repaired in the
field. Materials are available from local
refrigeration wholesalers.
Hussmann recommends the following solders
and technique:
Solders
Aladdin Welding Products Inc.
P.O. Box 7188
1300 Burton St.
Grand Rapids, MI 49507
Phone: 1-800-645-3413
Fax:
X-Ergon
1570 E. Northgate
P.O. Box 2102
Irving, TX 75062
Phone: 1-800-527-9916
NOTE:
Hussmann Aluminum melts at ..1125°F
Aladdin 3-in-1 rod at ................ 732°F
X-Ergon Acid core at ................455°F
P/N 3093114_A
1-800-645-3414
U.S. & Canada 1-800-922-1919 • Mexico 1-800-890-2900 • WWW.HUSSMANN.COM
Technique:
1. Locate Leak.
2. REMOVE ALL PRESSURE.
3. Brush area UNDER HEAT.
4. Use PRESTOLITE TORCH ONLY.
Number 6 tip.
5. Maintain separate set of stainless steel
brushes, and
use only on aluminum
6. Tin surface around area.
7. Brush tinned surface UNDER HEAT,
thoroughly filling the open pores around
leak.
8. Repair leak. Let aluminum melt solder,
NOT the torch.
9. Don't repair for looks. Go for thickness.
10. Perform a leak check.
11. Wash with water.
12. Cover with a good flexible sealant.
.
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