Section III. MAINTENANCE - TM-9-4940-403-14-P0023

MAINTENANCE

3-1

GENERAL

The design of this Hydraulic Test Stand is such that a mini-

This maintenance should

mum of maintenance should be required.

consist mostly of routine cleaning, visual inspections and checks.

Prior to attempting any trouble shooting or corrective maintenance,

operators or technicians should thoroughly acquaint themselves

with the equipment's operating capabilities and controls (See

When these are understood, the nature

Section I and Section II).

of the built-in self-checking features should enable a technician

to quickly localize the trouble and effect the necessary replacement

To further assist the technician, a schematic diagram

or repair.

of all circuits, illustrations showing the physical location of

internal adjustments and functional components, calibration and

adjustment procedures, trouble symptoms charts and a parts list

are included in subsequent parts of this manual.

3-2 EQUIPMENT REQUIREI)

No special tools are required for the maintenance of this

Test equipment recommended for trouble shooting

equipment.

adjustments,

general maintenance and operation include:

(a)

Multimeter, 20,000 ohms per volt dc and 5,000

ohms per volt ac, such as the Simpson model 260 or equivalent.

1/2" - 9/16" (2 req'd.) 5/8" - 11/16"

(b)

Wrenches,

and 3/4".