Section 3 - Operating Instructions; Pre-Start Checklist; Hydraulic Oil Reservoir; Engine Oil - Snapper SPLH152KW, SPLH172KW, SPA361, SPA481, SPA521, SPA611 Safety Instructions & Operator's Manual

SECTION 3 - OPERATING INSTRUCTIONS

WARNING
DO NOT allow operation of the machine by
untrained personnel.

3.1 PRE-START CHECKLIST

Make the following checks and perform the services as
required before each start-up.
IMPORTANT: Before starting your SNAPPER Pro
Hydro machine, the hydraulic reservoir and engine
MUST be filled to the proper level with oil.
3.1.1. HYDRAULIC OIL RESERVOIR: Use SAE 10W-
30 oil. Fill reservoir with oil until the level comes to
within 1-1/2 inches from the top of the filler neck.
Check on level surface with engine off. See Figure 3.1.
OIL FILL
LINE
HYDRAULIC OIL
RESERVOIR
FIGURE 3.1
3.1.2. ENGINE OIL: Add oil as needed to bring up to,
but not over, the FULL mark.
Owner's Manual for oil specifications.
1. If required, make cutting height adjustments. Refer
to Section "CUTTING HEIGHT ADJUSTMENT".
2. Check tires and add air as needed to bring pressure
to 25 PSI in front tires and 12-15 PSI in rear tires.
3. Check Guards, Deflectors and Belt Covers to make
sure all are in place and secure.
4. Check condition of Cutter Deck Belt(s). If damaged,
replace before operating machine. Refer to Section
"CUTTER DECK BELT REMOVAL".
5. Clean Interior and Exterior surfaces of Cutting Deck
and clean Engine of any accumulation of dirt, grass,
oil, etc. Keep Engine Air Intake Screens and Cooling
Fins clear at ALL times.
6. Check Engine Oil Reservoir and add oil as needed
to bring level up to but not over the FULL mark.
(Refer to Engine
specifications).
1-1/2"
IMPORTANT: FLUID LEVEL MUST
BE ABOVE TOP OF BAFFLE.
RESERVOIR CAPACITY IS ONE (1)
GALLON. DO NOT OVERFILL.
Refer to the Engine
Owner's Manual for
Use approved fuel container. DO NOT smoke near
open fuel container. DO NOT fill fuel tank indoors or
when engine is running. Allow engine to cool for at
least ten minutes before refilling. Wipe off any
spilled fuel before starting engine. DO NOT run
engine indoors.
7. Add fuel to tank after pushing the machine outside where
FUMES can be dissipated. Make sure Fuel Tank Cap is
tightened after refueling. (Refer to Engine Owner's
Manual for Fuel specifications).
3.1.3.

BEFORE OPERATING

Be thoroughly familiar with ALL controls and know how to
use them before operating the mower. Know beforehand
how to STOP the Traction Drive Wheel Motors, Mower
Blades and Engine in preparation for a possible emergency.

3.2 SAFETY INTERLOCK SYSTEM CHECKS

This machine is equipped with an electrical safety interlock
system that is provided for the safety of the operator and
others. All safety devices must be in place and functioning
properly before operating the machine. Perform the following
interlock system checks periodically during the operating
season. Contact your authorized Snapper dealer if you have
questions.
DO NOT operate machine if any safety interlock or safety
device is not in place and functioning properly. DO NOT
attempt to defeat, modify or remove any safety device.
1. Place right and left Traction Levers in the "Neutral"
position and latch. Move the Blade Clutch Switch to the
"Off" position. Refer to Section "Starting and Operation".
Start engine.
2. Hold Operator's Presence Control against handle. DO
NOT move the Traction Levers to the "Unlatched"
position.
3. Move Blade Clutch Switch to the "On" position. Release
Operator's Presence Control. The engine and blades
must begin to stop. Move Operator's Presence Control
against handle before engine and blades come to a
complete stop.
4. Move Blade Clutch Switch to the "Off" position.
5. In an open area, with blades "Off", move Speed Control
Lever selecting a slow forward speed. Drive machine
forward. Refer to Section, "TRACTION SPEED
CONTROL".
6. Release Operator's Presence Control. Engine and
machine must begin to stop. Move Operator's Presence
Control against handle before engine and machine
oil
comes to a complete stop. Latch Traction Levers in
"Neutral".
7. Turn Key Switch to "Stop" position. Engine must die.
11
WARNING
WARNING