Section IV FUNCTIONAL TESTING

3-4240-309-20&P

Table 2-1. Preventive Maintenance Checks and Services (PMCS) Semiannual Schedule

Item

Item to be Inspected

No.

Procedures

Inspect unit for loose or missing mounting hardware. Tighten loose hardware.

M5 Static

Replace missing hardware.

Converter

Inspect for chipped, dented, cracked, or missing electrical covers. Replace covers

if unserviceable or missing. (See TM 3-4240-299-23&P.)

Inspect instruction plate. Instruction plates must be legible. Replace instruction

Valve and Silencer

Inspect valve and silencer for cracked, loose, or missing hardware. Tighten loose

hardware. Replace missing hardware. Replace damaged valve and silencer

Perform functional testing (p. 2-3 through p. 2-14).

Collective

Protection

Equipment

Inspect dust exhaust blower for loose or missing hose clamps on the inlet and

Dust Exhaust

outlet. Tighten loose hose clamps. Replace missing clamps. (p. 2-10 1).

Blower

Inspect dust exhaust blower for loose or missing mounting hardware. Tighten

loose hardware. Replace missing hardware (p. 2-10 1).

Section IV FUNCTIONAL TESTING

2-6. SCOPE. This section contains instructions for

a. Preventive Maintenance Checks and Services

functional testing the collective protection equipment

(PMCS). Perform PMCS in paragraph 2-5 before

for the vans. These tests must be performed following

performing functional testing.

installation of the equipment and semiannually

b. Troubleshooting Procedures. Refer to

thereafter.

troubleshooting on page 2-15 for malfunctions and

corrections.

NOTE

Functional tests will be conducted with all interconnecting doors open and all van doors closed unless

other specified in individual functional tests.

2-3