SkyTrak 8042 Service Manual - Manual (Page 517)

Hydraulic System
8.102 Model 8042, 10042, 10054 Legacy Rev. 10/03
c. Steer Select Manifold and Valve Installation
1. Attach the steer select manifold (2) and valve (4) to
the mounting plate on the frame using the two
socket head capscrews (3).
2. Connect the hydraulic hoses (1), fittings, solenoid
wire terminal leads, etc., to the steer select valve (4)
and manifold (2).
3. Check the routing of all hoses, wiring and tubing for
sharp bends or interference with any rotating
members, and install tie wraps and/or protective
conduit as required. Tighten all tube and hose clamps.
4. Start the engine and run at approximately 1/3-1/2
throttle for about one minute, without moving the
vehicle or operating any hydraulic functions.
5. Inspect for leaks and check the level of the hydraulic
fluid in the reservoir. Shut the engine OFF.
Note: Check for leaks and repair as required before
continuing. Add hydraulic fluid to the reservoir as needed.
6. Wipe up any hydraulic fluid spillage in, on, near and
around the vehicle, work area and tools.
d. Steering Test
Refer to Section 8.7, “Hydraulic System Testing.”
1. Conduct a pressure check of the steering hydraulic
circuit at the secondary function manifold.
2. Check each steering mode for proper function.
8.12.7 Outrigger Valve (10042/10054)
The outrigger valve (5) allows the left and right outriggers
to be raised or lowered depending on the position of the
outrigger switches located on the side console in the cab.
WARNING:
Avoid prolonged engine
operation in closed areas with inadequate
ventilation. Failure to properly ventilate exhaust
fumes can result in death or serious injury.
WARNING:
Hydraulic oil leaking under
pressure can penetrate the skin and cause
severe personal injury. DO NOT use your hand
or any part of your body to check for hydraulic
leaks. When checking for hydraulic leaks, wear
safety glasses and gloves to help provide
protection from spraying hydraulic oil. Use a
piece of cardboard or paper to search for
leaks.
MA8310
1
2
3
4
1
Front
MH3750
5