Page: Intro-2
WALKER MANUFACTURING COMPANY
July 2006
SERVICE INSTRUCTIONS
INTRODUCTION
GLOSSARY OF TERMS - ALL MODELS AND
IMPLEMENTS
There are many terms that are either unique to this
equipment or that are used as acronyms. The following
terms and their definitions will help while using this
manual:
⢠DECK is the mowing attachment mounted on the
front of the tractor which includes the carrier frame,
deck housing, blade drive gearboxes, and cutter
blades.
⢠ELECTRONIC CONTROL UNIT (ECU) controls
engine functions such as spark timing, fuel/air ratio,
etc.
⢠FORWARD SPEED CONTROL (FSC) controls
the maximum forward speed of the tractor; func-
tioning as a cruise control.
⢠GRASS HANDLING SYSTEM (GHS
Ā®
) collects
mowed material and deposits it in the catcher.
⢠GRASS-PAK
Ā®
SWITCH is mounted on the grass
delivery spout (in the catcher) and activates the
āfullā signal horn when the grass catcher is full.
⢠GROUND DRIVE refers to the dual hydrostatic
transmissions or transaxles which drive the main
wheels.
⢠HYDROSTATIC TRANSMISSION transmits and
controls power from the ground drive belt to the
main drive wheel.
⢠IMPLEMENT refers to the Perfaerator, dozer
blade, rotary broom, two-stage snowblower, and
debris blower.
⢠LEFT HAND (LH) refers to the left-hand side of the
tractor when the operator is facing forward from the
operator position.
⢠NEUTRAL LOCKOUT releases the hydrostatic
transaxles to permit freewheeling the tractor.
⢠PISTOL GRIPS steer the tractor by controlling the
dual hydrostatic transaxles.
⢠POWER TAKE-OFF (PTO) transmits engine pow-
er to run the cutter blades and GHS blower.
⢠POWERFIL
Ā®
spreads the mowed material
throughout the interior of the grass catcher by an
oscillating delivery spout.
⢠RIGHT HAND (RH) refers to the right-hand side of
the tractor when the operator is facing forward from
the operator position.
⢠SIDE DISCHARGE (SD) mows but does not col-
lect the mowed material.
⢠STEERING LEVERS steer the tractor by
controlling the dual hydrostatic transmissions or
transaxles.
⢠TRACTOR is the prime mover, including the
engine, drive train, and controls to operate the
mower.
⢠TRANSAXLE transmits and controls power from
the ground drive belt to the main drive wheel.
⢠TRANSAXLE LOCKOUT RODS release the tran-
saxles to permit freewheeling the tractor.
⢠TRANSMISSION LOCKOUT releases the hydro-
static transmissions to permit freewheeling the
tractor.