1.1 INTRODUCTION. Preventive maintenance service and inspection frequencies
for various components are shown in appendix A.
1.2 MANUFACTURER INSTRUCTIONS. Maintenance personnel should have available
copies of manufacturers' instructions for each separate type of equipment.
When new equipment is installed make sure you file the manufacturers
instructions in the maintenance department. It is extremely important, for
example, to use the correct lubricants on fans and motors.
1.3 CODES. Motors for fans and blowers must meet requirements of the
National Board of Fire Underwriters. All reliable manufacturers of such
equipment test their products in accordance with the standard test code for
1.4 TOOL REQUIREMENT. The job of the maintenance mechanic consists of
performing basic mechanical operations using common tools and materials of
the trade. Three principles should be followed in performing the operation:
Know what needs to be done.
Select the proper tools and materials.
Follow approved safety procedures.
The following standard tools should be available to the maintenance
Standard and Phillips head screwdrivers - various sizes
Pliers: vise grip, slipjoint, needlenose, diagonal, cutting
pliers, side cutters
Ball peen hammer
Hacksaw and spare blades
3/8-inch drive socket set and ratchet
Small set of Allen wrenches
Assorted center punches, drift punches, steel chisel
12-foot measuring tape
Crescent wrenches 4 to 14 inches
Open end and box end wrenches l/4 to 3/4 inch
Pipe wrenches to 24 inches
Small level and square
Grease guns and oilers