TM 55-1730-229-12
TO 35C2-3-473-1
(e) Connect hoses to dual
(2) Remove cap from SYSTEM
manifold
in
accordance
with
DRAIN port and place container below
Inspecting each
drain port.
hose
coupling
for
visible
contamination and wipe clean prior
(3)
Open RESERVOIR DRAIN valve.
to making the connection.
(4) When reservoir fluid level
(f) Connect removed plugs to
gauge is empty of fluid and flow
removed caps at each connection to
stops, replace caps on SYSTEM DRAIN
prevent contamination.
port and breather vent port.
(g) Insure that the BYPASS/
RESERVOIR
DRAIN
(5)
Close
FLUSH valve on the dual mani-
valve.
fold is closed.
(6)
Wipe up any fluid spillage.
NOTE
Operation of the AGPU
INSPECTION PROCEDURES.
is
to
be
performed
only
by
a
a.
trained/qualified
operator.
Refer
to
1.
The
following
initial
instruction
plate
on
hydraulic
fluid
sampling
pro-
hydraulic
control
cedures
must
be
performed
on
panel
door
for
all AGPUs.
important
setup
and
shutdown
procedures
(a) Inspect AGPU reservoir
for the AGPU hydraulic
vent dryer to ensure 25 percent of
system.
the full canister contains some
desiccant that is blue in color.
(h) Start the AGPU. Observe
If not, replace with new desiccant
starting instructions on the main
NSN 6650-00-680-2233 or NSN 6650-
control panel door and on the
00-290-0042.
hydraulic module panel door.
(b) Inspect AGPU accessories
(i) Set RETURN/BYPASS lever
to ensure that the set of 30-
to BYPASS, set RESERVOIR lever to
foot pressure and return hoses,
AGPU.
the two sets of 10-foot pressure
and return adapter hoses and the
(j) Set the AGPU hydraulic
dual
service
manifold
is
panel power switch to ON.
If
available and serviceable.
SYSTEM READY light (green) is not
on, it maybe necessary to follow
(c) Ensure all hydraulic hose
cold weather start procedures in
connectors on the AGPU hydraulic
control panel, the dual service
manifold, and hoses are protected
(k) Turn pressure relief
from contamination with a cap or
valve to maximum (clockwise).
plug.
(l) Set hydraulic pressure
(d) Remove the dual service
by placing PRESSURE switch to the
manifold from its storage location
INCREASE position until pressure
in the AGPU engine compartment and
reaches 2800 PSIG as indicated on
place on a large drip pan or
the OUTPUT PRESSURE gauge.
other clean surface
about
30
feet
from
the
AGPU
hydraulic
control panel.
