MacDon A40-D Pull-Type - Manual (Page 117)

SECTION 7 MAINTENANCE AND SERVICING
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115
Revision F
7.7 HYDRAULICS
7.7.1 Hydraulics: Self-Propelled
Refer to your self-propelled windrower
operator’s manual for hydraulic system
maintenance procedures for
self-propelled windrowers.
7.7.2 Hydraulics: Pull-Type
The pull-type mower conditioner is hydraulically
powered using the following systems:
• A self-contained hydraulic system to operate
the header functions.
• The tractor remote system to operate the
header lift cylinders and steering.
WARNING
Do NOT use remote hydraulic system
pressures over 3000 psi (20684 kPa). Check
your tractor’s operator’s manual for remote
system pressure.
7.7.2.1 Reservoir
The mower conditioner’s self-contained
hydraulic system uses the Articulating Power
Tongue (APT) of the machine for the hydraulic
oil reservoir.
7.7.2.2 Oil Level
Check oil level daily (before start-up) at the sight
gauge on the left side of the Articulating Power
Tongue (APT). Oil level should be at or near
FULL mark on the gauge when top surface of
APT is level, and oil is cold.
7.7.2.3 Adding Hydraulic Oil
a. Slowly unscrew filler cap (A) from filler tube.
b. Add SAE 15W40 oil until level is between ADD
and FULL marks on sight gauge.
c. Replace filler cap.
7.7.2.4 Changing Hydraulic Oil
NOTE
Change hydraulic oil every 500 hours, or
3 years.
NOTE
A drain pan with a capacity of
35 US gallons (130 liters) will
be required.
NOTE
Mower conditioner must be
disconnected from tractor. Refer to
Section 6.5 MOWER CONDITIONER/
TRACTOR UNHOOK: PULL-TYPE.
a. Remove filler cap (A) at aft end of Articulating
Power Tongue (APT).
b. Disconnect pump suction hose (B) from pump,
and drain into container.
c. Reconnect pump suction hose to pump.
d. Fill reservoir to recommended level with SAE
15W30 oil. Capacity is 33 US gallons
(126 liters).
B
A