Cub Cadet U-Channel Beam Style - Manual (Page 24)

2010 Log Splitters
20
2. Pump base-line test (ram stationary)
A. Perform all of the procedures described in the
preparation section of this chapter.
B. With the engine running, record the engine
RPMs on the worksheet at the end of this
chapter.
NOTE: Copies of the worksheet can be downloaded
from the dealer service site or photo copied
out of this book.
C. Record the flow meter reading on the work-
sheet. See Figure 3.17.
D. Record the pressure reading on the work-
sheet.
E. Record the rated pump capacity from the
pump capacities chart on to the worksheet.
3. Pump load testing (ram stationary)
A. Slowly close the needle valve just far enough
to identify the by-pass point.
NOTE: The by-pass point is the point were the
pump switches from volume mode to pres-
sure mode. There will be a noticeable drop
in the flow reading.
B. Record the engine RPMs on the worksheet.
C. Record the flow meter reading on the work-
sheet.
D. Record the pressure reading on the work-
sheet. See Figure 3.18.
E. Record the rated pump by-pass setting from
the pump by-pass settings chart on to the
worksheet.
Figure 3.17
Flow meter
Pump Capacities
Pump Tonnage
GPM/LPM
+ 1 GPM
718-04127 21,25 and 27 9.5 (36 lpm)
718-04729 27 ton HP
pump 13 (46 lpm)
718-04128 33 15 (57 lpm)
Figure 3.18
500 PSI
3 lpm