FILLING VIBRATORY ROLLER HYDRAULIC OIL
SYSTEM UTILIZING A PRE-FILTER (10 MICRON)
AND AN AIR DRIVEN HYDRAULIC PUMP
2. To provide .a list of material to make a pumping and
1. To recommend a hydraulic oil system filling proce-
pre-filtering unit as shown in figure 1. It is vitally
dure to help in eliminating the following which other-
important that the oil entering the system be filtered
wise could cause almost immediate hydrostatic pump
thru a #10 micron filter. This is to meet a require-
and/or motor failure.
ment of the "Sundstrand" Corp. and also to coincide
with the standard filling and pre-filtering procedure
a. Eliminate the possibility of a "dry startup" by
used for initial start-up.
purging as much air from the system as possible
prior to the initial startup procedure.