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6-10
S
ERVICE
REPAIRING ALUMINUM COIL
The aluminum coils used in Hussmann merchan-
disers 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:
1-800-645-3414
X-Ergon
1570 E. Northgate
P.O. Box 2102
Irving, TX 75062
Phone: 1-800-527-9916
NOTE:
Hussmann Aluminum melts at 1125°F (607°C)
Aladdin 3-in-1 rod at
X-Ergon Acid core at
P/N 424382A
Technique:
1. Locate Leak.
2. REMOVE ALL PRESSURE.
3. Brush area UNDER HEAT.
4. Use PRESTOLITE TORCH ONLY.
5. Maintain separate set of stainless steel
6. Tin surface around area.
7. Brush
8. Repair leak. Let aluminum melt solder, NOT
9. Don't repair for looks. Go for thickness.
10. Perform a leak check.
11. Wash with water.
732°F (389°C)
12. Cover with a good flexible sealant.
455°F (235°C)
Number 6 tip.
brushes and USE ONLY ON ALUMINUM.
tinned
surface
thoroughly filling the open pores around leak.
the torch.
UNDER
HEAT,
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