TM 55-4920-328-13
bf. Slide the chassis of the data multiplexer (14,
figure 1-22) out of the console of the diagnostic sub-
module
sufficiently
to
gain
access
to
internal
components.
bg. Place adequate quantities of shock-absorbent
packing
material
around
the
connector-mounted
components in the chassis of the data multiplexer.
bh. Slide the chassis into the console and affix a tag
to one of the front handles to indicate that packing
material has been placed in the unit.
bi. Place a sufficient quantity of bags of desiccant
conforming to Specification MIL-D-3464 inside the
compartments within the control cab module for
maximum moisture absorption.
bj. Close and secure all doors inside the control cab
module. Seal all joints using masking tape in
accordance with the bulk materials table contained in
table 1-8.
bk. Remove the nuts (16, figure 7-2), washers (17),
and bolts (18) to detach the cab steps assembly (15)
from the test trailer frame. Stow the steps inside the
control cab module and reinstall the attaching parts in
the mating holes in the test trailer frame.
bl. Seal the door of the control cab using the masking
tape specified in table 1-8.
bm. Stow the weights (4, figure 1-37) in the storage
box provided on the test trailer deck.
bn. Secure the torque arm assembly on the test trailer
deck, using the hold downs provided for this purpose.
bo. Remove the data acquisition assembly (1, figure
7-22) from the engine test dolly by removing the bolts
(3) and washers (2). Place the bolts and washers in a
Specification MIL-B-22205 transparent bag and secure
the bag to a channel (20) on the dolly.
bp. Place the data acquisition assembly in a suitable
container and place shock-absorbent packaging material
around the unit.
bq. Secure the engine test dolly on the test trailer
using the hold down provisions.
br. Visually inspect the external surface of the test
trailer and auxiliary trailer to ensure that all cable
assemblies and hose assemblies are stowed, and that
all storage and access doors are secure.
bs. Remove and stow the water brake supply line (13,
figure 1-16). Install the blank flange provided for
shipping purposes.
bt. Lower the boom assembly (3, figure 1-5) by
operating the hydraulic hand pump (5). Release the
brake assembly (8), rotate the unit, and secure the hook
of the chain block (1, figure 7-3) to a lifting eye on the
control cab structure. Operate the chain block to
remove slack from the chain and tighten the brake
assembly.
bu. Tie the motor in the heat pump (8, figure 1-21)
securely to the frame of the unit to prevent movement
during transport. Attach a manila tag to the front panel
of the unit and note on the tag that the motor has been
tied down.
bv. Seal all external surfaces of the heat pump (8),
using the barrier material and masking tape specified in
table 1-8.
bw. Drain all water from the engine accessories water
brake assembly. Flush with a solution of 50 percent
ethylene glycol and water, drain the unit a second time,
then seal the ports.
CAUTION
Do not tow the test trailer or auxiliary
trailer with large quantities of liquids
in the auxiliary services tanks and
reservoirs. Failure to observe this
precaution may result in damage to
the equipment.
bx. Tow each Trailer as specified in paragraph 4-7.
4-4. Long Term Storage.
Prepare the system for long term storage in
accordance with the instructions contained in paragraph
4-3, then proceed as follows:
a. Place a container of suitable capacity below the oil
drain plug in the air-cooled gasoline engine, remove the
drain plug, and allow the oil to drain from the crankcase.
Replace the drain plug.
b. Remove the spark plugs from the cylinder heads
and spray a small amount of lubricating oil into each
cylinder.
CAUTION
Do not tow the test trailer or auxiliary
trailer with fuel, oil, gasoline, water,
or hydraulic fluid in any of the
auxiliary services tanks. Failure to
observe this precaution may result in
damage to the equipment.
4-4
