TEST OR INSPECTION
Open hose bed covers (WP 0015). Turn battery disconnect switch to OFF
position (WP 0007). Remove foam tank level probe cover (WP 0281). Check foam A
level probe vent tube for kinks, blockage, and damage.
If foam level probe vent tube is kinked, blocked, or damaged, remove
blockage or replace foam level probe (WP 0281).
Remove rings, wristwatches, neck chains, and any other jewelry before working
around vehicle. Jewelry can catch on equipment and cause serious injury. Jewelry
and tools may short across electrical circuits and cause damage to equipment, or
severe burns or electrical shock to personnel.
Calibrate pump operator's panel foam A level gauge (WP 0191). Turn battery
disconnect switch to ON position (WP 0007). Check if pump operator's panel FOAM A
LEVEL gauge indicates correct foam level in tank after calibration of pump operator's
panel foam level gauge has been performed.
If pump operator's panel FOAM A LEVEL gauge indicates correct foam
level in tank, fault corrected.
If pump operator's panel FOAM A LEVEL gauge does not indicate
correct foam level in tank, replace foam level probe (WP 0281).