Bi-Fold Door Adjustment; Repairing Aluminum Coil - Hussmann D5X-ULEP Installation And Service Manual

S
6-4
ERVICE

BI-FOLD DOOR ADJUSTMENT

Adjustment of the bi-fold rear-load doors is
explained at the end of Section 1. When needed,
replacement parts should be ordered from
Hussmann Aftermarket Parts.
In the U.S. or Canada, call 1-800-922-1919;
in Mexico call 1-800-522-1900

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 (607°C)
Aladdin 3-in-1 rod at
X-Ergon Acid core at
P/N 0501930_A
1-800-645-3414
732°F (389°C)
455°F (235°C)
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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