TEST NO. 2: Traction Circuit Pressure
1.
Makesurehydraulicoilisatnormaloperatingtemper-
ature before doing test.
2.
and shut off the engine.
Drive machine to an open area, lower cutting units,
2
3.
Connecta10,000psigaugetotractioncircuittestport
for function to be checked (Fig. 14).
4.
Start the engine and move throttle to full speed
(approx. 3200 RPM).
1
CAUTION
Prevent personal injury and/or damage to equip-
ment. Read all WARNINGS, CAUTIONS, and Pre-
cautions for Hydraulic Testing at the beginning
of this section.
Figure 14
1.
FORWARD Test Port
2. REVERSE Test Port
5.
With brakes locked, slowly depress the traction ped-
al. While pushing traction pedal down, look at pressure
reading on gauge.
GAUGE READING: 4000 +/- 200 PSI.
6.
7.
problemoccursinonedirectiononly,interchange there-
lief valves to see if the problem changes to the other
direction. Clean or replace valves as necessary. These
cartridge type valves are factory set, and are not adjust-
able. If relief valves are in good condition, traction pump
or wheel motors should be suspected of wear and ineffi-
ciency.
Stop the engine.
If traction pressure is too low, inspect relief valves. If
Hydraulic System
Page 4 - 38
Reelmaster 6500-D/6700-D
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