208 Section 2 Nonstructural Repairs Copyright Goodheart-Willcox Co., Inc. 13. Shrinking with an oxyacetylene torch is being discussed. Technician A says that a small tip should be used. Technician B says the torch tip should be moved in a circular pattern to distribute the heat over a 6″ area. Who is right? (A) A only. (B) B only. (C) Both A and B. (D) Neither A nor B. 14. When heat shrinking, the metal should be heated to what color? (A) White. (B) Orange. (C) Red. (D) Yellow. 15. A low area is to be filled. Technician A says that any low spots deeper than 1/8″ should be raised before filler is applied. Technician B says the low area can be ground to bare metal and then sprayed with epoxy primer before filler is applied. Who is right? (A) A only. (B) B only. (C) Both A and B. (D) Neither A nor B.