Repairing Aluminum Coil - Hussmann Impact F6 Installation And Operation Manual

6-12 SERVICE

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:
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 0416183C
1-800-645-3414
Technique
1. Locate Leak.
2. R
EMOVE ALL PRESSURE
3. Brush area UNDER HEAT.
4. Use P
RESTOLITE TORCH ONLY
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.
.
. N 6 .
UMBER TIP
.