TEST OR INSPECTION
VENTILATED FACE PIECE SYSTEM - Continued
Check rotary switch on each heater. Make sure rotary switch is turned fully
Turn on switch. Power lamp should light.
Inspect outlet hose(s) and check for air flow.
Notify Organizational Maintenance if hose is damaged or if air flow is re-
Wait a few minutes after completing step 3, then check periodically for warm
air flow. Air should warm within 15 minutes.
Notify Organizational Maintenance if air does not warm.
UPPER REAR DOOR (BALLISTIC SHIELD)
38. UPPER REAR DOOR DOES NOT OPERATE WHEN SWITCH IS ENGAGED
Check flow control valve setting.
Turn valve fully counterclockwise and attempt operation. Refer to p 3-35 for
Check for hydraulic pressure between 100 and 300 psi.
Notify Organizational Maintenance if pressure is not within range.
Check that dump valve is closed.
Close dump valve.
Operate BALLISTIC SHIELD directional control valve manually.
If valve can be operated manually, notify Organizational Maintenance of
electrical failure. If valve is not manually operable, notify Organizational
Maintenance of hydraulic failure.