Charge Hydraulic System
NOTE: When initially starting the hydraulic system with
new or rebuilt components such as motors or pumps, it
is important that the hydraulic system be charged prop•
erly. Air must be purged from the system and its compo•
nents to reduce the chance of damage.
11.After the hydraulic system starts to show signs of fill,
rotate steering wheel until the steering cylinder rod
moves in and out several times. If the cylinder rod does
not move after 15 seconds, or the gear pump emits ab•
normal sounds, shut the engine off immediately and de•
termine cause or problem. Inspect for the following:
IMPORTANT: Change hydraulic oil filter whenever
hydraulic components are repaired or replaced.
A. Loose filter or suction lines.
B. Blocked suction line.
1.
Position machine on a level surface, engage parking
brake and remove key from the ignition switch.
C. Faulty charge relief valve.
D. Faulty gear pump.
2.
Make sure all hydraulic connections, lines, and com•
ponents are tight.
12.If
step 13.
cylinder does move in 15 seconds, proceed to
3.
taminated, flush and refill hydraulic system and reser•
voir (see Flush Hydraulic System in this section).
If component failure was severe or the system is con•
13.Operate
the traction pedal in the forward and reverse
directions. The rear wheels should rotate in the proper
direction.
4.
draulic oil if necessary (see Operator’s Manual).
Make sure hydraulic reservoir is full. Add correct hy•
A. If the wheels rotate in the wrong direction, stop
engine, remove lines from side of piston (traction)
pump, and reverse the connections.
5.
proper adjustment, binding, or broken parts.
Check control cable to the piston (traction) pump for
6.
engine from starting.
Disconnect and ground spark plug wires to prevent
B. If the wheels rotate in the proper direction, stop
engine.
7.
Make sure traction pedal is in the neutral position.
14.Adjust
erator’s Manual).
traction pedal to the neutral position (see Op-
Turn ignition key switch; engage starter for ten (10) se•
conds to prime the piston (traction) and gear pumps. Re•
peat this step again.
15.Check
operation of the neutral switch (see Opera-
tor’s Manual).
8.
Reconnect spark plug wires.
16.Remove
ground. Remove chocks from front wheels.
blocks from frame and lower machine to the
WARNING
17.If
the piston (traction) pump or a wheel motor was re•
Before jacking up the machine, review and follow
Jacking Instructions in Chapter 1 – Safety.
placed or rebuilt, run the machine so wheels turn slowly
for 10 minutes.
18.Operate
load to full over a 10 minute period.
machine by gradually increasing it’s work
9.
Raise rear wheels off the ground, and place support
blocks under the frame. Chock front wheels to prevent
movement of the machine.
19.Stop
the machine. Check hydraulic reservoir and fill
if necessary. Check hydraulic components for leaks and
tighten any loose connections.
10.Start
engine and run it at low idle (1200 – 1250 RPM).
The charge pump should pick up oil and fill the hydraulic
system. If there is no indication of fill in 30 seconds, stop
the engine and determine the cause.
Multi Pro 5700–D
Page 4 – 29
Hydraulic System
| Categories | Lawn Mower Manual, Sprinkler and Irrigation Manuals, Toro Sprinkler and Irrigation Manuals |
|---|---|
| Tags | Toro 5700 D |
| Download File |
|
| Document Type | Catalog |
| Language | English |
| Product Brand | Toro. Customer Service Representatives are available by phone:
Monday - Friday 7:30 a.m. to 9:00 p.m. (CDT) - Saturday 8:00 a.m. to 8:00 p.m. (CDT) - Sunday 10:00 a.m. to 8:00 p.m. (CDT)
Canada 1-888-225-4886 USA 1-888-384-9939, Lawn Mower |
| Document File Type | |
| Publisher | toro.com |
| Wikipedia's Page | Toro Company |
| Copyright | Attribution Non-commercial |
(0 votes, average: 0 out of 5)