3-21. CHECKS AND ADJUSTMENTS AND FLOWMETER TESTS (CONT)
e. Flowmeter Tests.
The following test will measure volume, pressure, and tem-
perature of hydraulic oil as it flows through the flowmeter. Test number 1 deter-
mines if there are any problems between the hydraulic reservoir and the loader sec-
tion of hydraulic pump and efficiency of hydraulic pump loader section. Test number
2 indicates if there are any problems in the loader circuits.
TOOLS: No. 1 Common Organizational Maintenance Tool Kit
Fixed open end wrench set
Socket wrench set, 3/8 inch drive
Flowmeter (FSCM 45225 PN CAS-10280)
Fitting kit (FSCM 45225 PN CAS-10111)
MATERIALS/PARTS: Clean cloths (Appendix C, item 1)
Cleaning solvent P-D-680 (Appendix C, item 2)
PRELIMINARY PROCEDURE: Control levers operated several times in both
directions to relieve hydraulic pressure, front access door unlocked and
open, and hydraulic reservoir fill cap loosened.
TEST NO. 1 - HYDRAULIC PUMP LOADER SECTION (SHEET 1 OF 4)
Dry cleaning solvent P-D-680 used to clean parts is toxic and flammable.
Wear protective goggles and gloves and use only in a well ventilated
area. Avoid contact with skin,
eyes and clothes and dont breathe
vapors. Do not use near open flame or excessive heat and dont smoke
when using it. Failure to do so could cause serious injury. If you
become dizzy while using cleaning solvent,
get fresh air and medical
attention immediately. If contact with skin or clothes is made, flush
with large amounts of water.
If contact with eyes is made, wash eyes
with water and get medical aid immediately.
Using clean cloth moistened with
cleaning solvent clean all dirt
and grease from quick disconnect
coupling (1), tube (2), and inlet
hose (3) connection to tube (2).