JLG 4017 Service Manual - Manual (Page 79)

6.3 4017
Transmission:
6.2 TRANSMISSION DESCRIPTION
Instructions in this section pertain mainly to general
specifications, towing, maintenance information, and
transmission removal and installation procedures.
Note: Instructions in this section pertain mainly to general
specifications, towing, maintenance information, and
transmission removal and installation procedures. For
internal transmission service instructions and detailed
specifications contact your local JLG distributor for a copy
of the Dana-Spicer Transmission Repair Manual
(P/N 31200163).
6.3 TRANSMISSION SERIAL NUMBER
The transmission serial number plate is located on the
front of the transmission case below the converter
housing. Information specified on the serial number plate
includes the transmission model number, the
transmission serial number and other data. Information
on the serial number plate is required in correspondence
regarding the transmission.
6.4 TRANSMISSION SPECIFICATIONS
6.4.1 Transmission General Specifications
General transmission specifications are found in Section
2.4, “Fluids, Lubricants and Capacities.”
Performance criteria is based on full throttle engine
speed unless otherwise specified or not applicable.
6.5 TRANSMISSION MAINTENANCE
6.5.1 Transmission Maintenance
Cleanliness is of extreme importance. Before attempting
any repairs, thoroughly clean the exterior of the
transmission to help prevent dirt from entering while
performing maintenance checks and procedures.
Section 6.5.2, “Transmission Maintenance Schedule,”
provides a suggested maintenance schedule with
references to pertinent procedures and instructions in this
manual. To help prevent transmission problems before
they occur, follow the maintenance schedule.
6.5.2 Transmission Maintenance Schedule
Complete transmission maintenance information is
located in the appropriate Operator & Safety Manual.
• At ten hour intervals, check the transmission oil
level.
• When the machine completes its first 50 hours of
use, change the transmission oil and filter.
• At 1,000 hour intervals, change the transmission
oil and filter.
Periodically, depending on operating conditions and
other factors, back flush the transmission oil cooler,
which is located in or behind the radiator. ALWAYS back
flush the transmission oil cooler after removing the
transmission for repair or replacement.
The transmission oil cooler outlet hose, routed to the
lower oil cooler fitting, is located on the top of the
transmission. The transmission oil cooler inlet hose,
routed to the upper oil cooler fitting, is located on the top
of the transmission. (Refer to Section 7.4.3, “Radiator/Oil
Cooler and Replacement.”)
Disconnect and back flush the oil cooler portion of the
radiator or the oil cooler (located behind the radiator) with
oil and compressed air until all foreign material is
removed. If necessary, remove the radiator or oil cooler
from the machine, and clean the oil cooler circuit using oil,
compressed air and steam.
IMPORTANT: DO NOT use flushing compounds for
cleaning purposes.
6.6 TRANSMISSION REPLACEMENT
Note: Contact the JLG Service Department if internal
transmission repair is required during the warranty
period.
IMPORTANT: To help ensure safety and optimum
performance, replace the transmission if it is damaged.
Refer to the appropriate parts manual for ordering
information.
Cleanliness is of extreme importance. Before attempting
to remove the transmission, thoroughly clean the exterior
of the transmission to help prevent dirt from entering
during the replacement process. Avoid spraying water or
cleaning solution onto or near the transmission shift
solenoids and other electrical components.