Ch. 14 MRP and ERP

# Ch. 14 MRP and ERP - CH 14 MRP and ERP Problem 1 1 a F 2 J...

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CH 14: MRP and ERP Problem 1 1. a. F: 2 G: 1 H: 1 J: 2 x 2 = 4 L: 1 x 2 = 2 A: 1 x 4 = 4 D: 2 x 4 = 8 J: 1 x 2 = 2 D: 1 x 2 = 2 Totals: F = 2; G = 1; H = 1; J = 6; D = 10; L = 2; A = 4 b . Problem 2 a B: 20 x 2 = 40 – 10 = 30 C: 20 x 1 = 20 – 10 = 10 D: 20 x 3 = 60 – 25 = 35 E: 30 x 2 = 60 – 12 = 48 E: 10 x 2 = 20 E: 35 x 2 = 70 Total: 48 + 20 + 70 = 138 b. Total LT 4 5 5 5 6 5 The longest sequence is 6 weeks. Week 11 – 6 weeks = Week 5. Stapler Top Assembly Base Assembly Cover Spring Slide Assembly Base Strike Pad Rubber Pad 2 Slide Spring End Item E(2) F(3) G(2) E(2) H(4) E(2) B(2) C D(3)

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Problem 3 a. L: 2 x 40 = 80 C: 1 x 40 = 40 K: 3 x 40 = 120 –10 –15 –20 70 25 100 B: 2 x 70 = 140 B: 2 x 25 = 50 B: 2 x 100 = 200 –30 110 Total: 110 + 50 + 200 = 360 b. Total LT: 5 6 7 6 6 6 The longest lead time is 7 weeks. Thus, 8 – 7 = 1, the beginning of week 1. End Item B(2) J(3) G(2) B(2) H(4) B(2) L(2) C K(3) End Item B(2) J(3) G(2) B(2) H(4) B(2) L(2) C K(3)
Problem 4 a. Master Schedule Week Beg. Inv. 1 2 3 4 5 6 Quantity 80 E LT = 2 wks. Beg.

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Ch. 14 MRP and ERP - CH 14 MRP and ERP Problem 1 1 a F 2 J...

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