A part structure, lead time (weeks), and on-hand quantities for product $\mathrm{A}$ are shown in Figure 14.14. From the information shown, generate:

Net requirements for each part to produce 10 As in week 8 using lot-for-lot.

Electro Fans has just received an order for one thousand 20-inch fans due week 7. Each fan consists of a housing assembly, two grills, a fan assembly, and an electrical unit. The housing assembly consists of a frame, two supports, and a handle. The fan assembly consists of a hub and five blades. The electrical unit consists of a motor, a switch, and a knob. The following table gives lead times, on-hand inventory, and scheduled receipts.

Construct a time-phased product structure.

" Lot-for-lot- unless otherwise noted

Electro Fans has just received an order for one thousand 20-inch fans due week 7. Each fan consists of a housing assembly, two grills, a fan assembly, and an electrical unit. The housing assembly consists of a frame, two supports, and a handle. The fan assembly consists of a hub and five blades. The electrical unit consists of a motor, a switch, and a knob. The following table gives lead times, on-hand inventory, and scheduled receipts.

Construct a product structure.

" Lot-for-lot- unless otherwise noted

Based on the data in Figure 14.13, complete a net material requirements schedule for:

All 10 items, assuming the requirement for all items is 1 , except B. $\mathrm{C}$, and $\mathrm{F}$, which require 2 each.

Based on the data in Figure 14.13, complete a net material requirements schedule for:

All items ( 10 schedules in all), assuming the requirement for each BOM item is 1 .

Identify five specific requirements of an effective MRP system.