Jacobsen HR 5111, Service And Repair Instructions

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GENERAL CLEANING
Improper cleaning and lubrication of your machine re-
sults in many equipment failures. Before any repairs
are undertaken, thoroughly clean the exterior of the
component to be removed.
Use a clean surface to lay out parts being removed.
Keep lubricants clean and cover containers not being
used. Plug or cap all hydraulic lines and ports to hy-
draulic components immediately after disconnecting.
SAFETY
Safety should always be the rule when working on or
with machinery. Always use safe practices and com-
mon sense when using hand or power tools. Use the
suggested procedures in this manual when working
with the tractor.
Throughout this manual signal words will be used to
highlight special procedures. The signal words and their
meaning are as follows:
NOTE
Any procedure needing special care when per-
forming a procedure.
Decals on the machine denote cautions, warnings, and
dangers. These cautions, warnings, and danger decals
must be on the machine at all times. If they become
worn, torn or painted over, new decals should be in-
stalled as shown in Section 14 of this manual.
TORQUE VALUES
Torque values are given in the following “Torque Spe-
cification Chart”. Special torque values are called out
on illustrations and text throughout this manual.
INTRODUCTION
SECTION 1A. GENERAL INFORMATION
1A-2
!
CAUTION
Hazards or unsafe practices which could result
in personal injury or product or property damage.
!
WARNING
Hazards or unsafe practices which could result
in severe personal injury or death.
!
DANGER
Imminent hazards which will result in severe per-
sonal injury or death if precautions are not taken.
!
CAUTION
Disconnect leads at alternator before electric weld-
ing is done on components in common ground
with engine.
!
DANGER
This machine is equipped with an interlock sys-
tem which is intended to protect the operator
and others from injury, by preventing the engine
from starting, unless the implement switch is in
the “Off” position, traction pedal is in the “Neutral”
position and the brake set. The system also shuts
off the engine if the operator leaves the seat with
the implement switch “On” and brake released. In
the interest of safe operating conditions, this ma-
chine must never be operated with the interlock
relays or interlock system disconnected or mal-
functioning.