scheduling maintenace order

hi

we r scheduling maintenance plan in background every month. we have more than thousand equipment. i want to system not to generate maintenance order in scheduling if equipment user status is NTAV( Not available)

my user status (00003)details as follows

AVLB-Dismantle equipment-WARNING

install equipment- Allowed

NTAV- Dismantle equipment - warning

Install equipment - disallowed

object type- equipment

Please advice me .

Any alternative method is possible in system status?

regard

KP.