TM 11-6625-3081-23
5-7.
BASE ASSEMBLY ADJUSTMENT (cont)
5-7
3 .
Rotate regulator valve handle (5) to
left to closed position.
5.
Verify that gage (6) for regulated
air supply indicates O psi.
Activate van air supply in accordance
with TM 11-6625-3085-12.
DO NOT PLACE HANDS OR FEET UNDER BASE
ASSEMBLY WHILE PNEUMATIC SYSTEM IS
OPERATING.
INJURY COULD RESULT.
CAUTION
Regulated air pressure on control
panel must not exceed 125 psi or
damage to equipment may result.
Rotate regulator valve handle (5) to
the right until regulated pressure
gage (6) indicates 20 psi. Isolator
number 1 gage (7), isolator number 2
gage (8) and isolator number 3 and 4
gage (9) should also indicate 20 psi.
Refer to paragraph 5-6 for position
of isolators in base assembly.
7.
Using regulator valve handle (5),
increase air pressure in 10 psi
increments until bench assembly
floats.
Pressure should be between
115 to 125 psi.
8. When bench is floating and has stabi-
lized, measure gap between pivot
plate (1) and pivot plate sockets (2)
at four corners of base assembly.
Compare measurements recorded in
step 1.
Measurements should show an
increase of 1/4 to 3/8 inch. All
gaps should be equal ± 1/16 inch.
5-43
