Question

Assume that you are the manager of Assembly, Inc. You have just received an order for 23 units of an industrial robot, which is to be delivered at the start of week 7 of your schedule. Using the following information, determine how many units of subassembly G to order and the timing of those orders, given that subassembly G must be ordered in multiples of 80 units and all other components are ordered lot-for-lot. Assume that the components are used only for this particular robot On Hand 10 5 Item Robot B с E F G H Lead Time (weeks) 2 1 1 2 3 2 1 Components B, G, C(3) E, F G(2), H 20 4 8 15 10 Subassembly G order quantity (in units) Subassembly G should start at beginning of Week (Click to select) 1 3 4

Answer 1

Answer:

Robot B G C (3) E G2 F H

For ITEM G the gross requirement is calculated from the robot & Item C

LOT SIZE RULE (L4L)
ITEM :- ROBOT
Lead Time:- 2 Weeks	Week-1	Week-2	Week-3	Week-4	Week-5	Week-6	Week-7	Week-8
Gross Requirements							23
Scheduled Receipts
Projected In Hand	10	10	10	10	10	10	0
Net Requirement							13
Planned Orders					13
LOT SIZE RULE (L4L)
ITEM :- C
Lead Time:- 1 Weeks	Week-1	Week-2	Week-3	Week-4	Week-5	Week-6	Week-7	Week-8
Gross Requirements					39
Scheduled Receipts
Projected In Hand	20	20	20	20	0
Net Requirement					19
Planned Orders				19
LOT SIZE RULE (FOQ=80)
ITEM :- G
Lead Time:- 2 Weeks	Week-1	Week-2	Week-3	Week-4	Week-5	Week-6	Week-7	Week-8
Gross Requirements				38	13
Scheduled Receipts
Projected In Hand	15	15	15	0	0
Net Requirement				23	13
Planned Orders		23	13

Sub Assembly G order Quantity in Units= 36 units

Sub Assembly G Should start at the Beginning of = 4^th Week