1-5. MAINTENANCE FORMS AND RECORDS.
1 - 1 . GENERAL.
1-2. This publication is issued as the operating in-
1-6. Maintenance forms, records and reports
structions, organizational, d i r e c t s u p p o r t a n d
which are to be used by maintenance personnel at
general support maintenance of the gasoline
all maintenance levels are listed in and prescribed
engine driven Hydraulic Test Stand TYPE D-5B,
by TM 38-750.
S t o c k Number 4920-144-5581 manufactured by
U n i t e d Manufacturing Company Division, UMC
1-7. REPORTING ERRORS AND RECOM-
Electronics Company, North Haven, Connecticut,
Manufacturer's designation i s T e s t S t a n d ,
Hydraulic System, Gasoline Engine Driven, Type
1-8. You can help improve this manual. If you
find any mistake or if you know of a way to im-
prove the procedure, please let us know. Mail your
1 - 3 . SCOPE.
letter, DA Form 2028 (Recommended Changes to
1-4. The purpose of the test stand is to provide an
Publication and Blank Forms), or DA Form 2028-2
external means to test and monitor aircraft
located in the back of this manual directly to: Com-
h y d r a u l i c system component performance. This
m a n d e r , US Army Troop Support and Aviation
test stand is mobile, contains its own reservoir and
M a t e r i e l Readiness Command, ATTN: DRSTS-
provides m a n u a l r e g u l a t i o n o f v o l u m e a n d
M T P S , 4300 Goodfellow Blvd., St. Louis, MO
pressures of hydraulic fluid through a micro-filter
63120. A reply will be furnished to you.
without employing the aircraft's own power.
DESCRIPTION AND LEADING PARTICULARS
the required fluid flow at regulated pressures and
1-9. DESCRIPTION. (See figure l-l.)
monitoring devices. The Cabinet Assembly (item
2, figure 1-2), covers the test stand. It protects the
1-10. The test stand is a self-contained, mobile,
i n t e r n a l assemblies from weather. Doors on the
h y d r a u l i c testing unit. It is enclosed in a steel
Cabinet Assembly allow access to internal
w e a t h e r resistant cabinet, mounted on a trailer
assemblies and permit required ventilation during
assembly. The trailer is equipped with individual-
ly suspended wheels, hand operated parking
brakes, and a hinged tow bar to permit towing with
1 - 1 1 . FUNCTION.
a vehicle. Two main assemblies (items 1 and 2,
1-12. T h e f u n c t i o n o f m a j o r c o m p o n e n t s
figure 1-2) and associated hydraulic cables make
assemblies of the test stand are described in tables
up the test stand. (See figure 1-2 through 1-5.) The
1-1 through 1-5 and the location is shown in figures
Unit Sub-Assembly (item 1, figure 1-2) contains all
1-3 through 1-7.
n e c e s s a r y components and assemblies to provide