TM 9-2320-328-13&P-1
0058-4
DRAFT
0058
HWT0396
Step 4.
Put cab or pump operator’s panel FOAM SYSTEM switch to ON position (WP 0004).
Check if bumper turret foam metering valve operates to open position.
If bumper turret foam metering valve operates to open position, remove and
clean or replace bumper turret foam metering valve orifice/restrictor
(WP 0173).
Step 5.
Release bumper turret control agent discharge button (WP 0004).
Inspect air line from
air control valve manifold to bumper turret foam metering valve for kinks and/or
damage.
If air lines are kinked or damaged, replace damaged air lines (WP 0374).
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION