Scag Power Equipment TURF TIGER STT61V-29DFI - Manual (Page 46)

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Section 7
CUTTER DECK GEARBOx 7.11
A. CHECKING LUBRICANT LEvEL
CAUTION
The cutter deck gearbox can reach high operating
temperatures. Allow the cutter deck gearbox to
cool before servicing.
The fluid level in the cutter deck gearbox should be
checked after every 100 hours of operation or bi-weekly,
whichever occurs first.
Lower the cutter deck to to its lowest position to gain 1.
access to the cutter deck gearbox.
Clean and remove the check plug from the side of 2.
the gearbox. See Figure 7-9.
390S0161
CUTTER DECK
GEARBOX CHECK
PLUG
Cutter Deck Gearbox Figure 7-10.
Visually check that the lubricant level is up to the 3.
bottom edge of the check plug hole. If lubricant is
low, add SAE 80W90 lubricant through the check
plug hole in the gearbox until it is level with the
bottom of the check plug hole. Install the check plug
and tighten securely.
B. CHANGING LUBRICANT
The lubricant in the cutter deck gearbox should be
changed after every 500 hours of operation or yearly,
whichever occurs first.
Place a suitable container beneath the cutter deck 1.
gearbox and locate the gearbox drain plug.
Remove the drain plug, drain the lubricant into the 2.
container and properly discard it.
Re-install the drain plug and add SAE 80W90 3.
lubricant through the check plug hole in the gearbox
until it is level with the bottom of the check plug hole.
Install the check plug and tighten securely.
COOLING SYSTEM 7.12
(LIqUID-COOLED MACHINES ONLY)
WARNING
To avoid burns, always allow the engine to cool
before removing the radiator cap.
A. CHECKING COOLANT LEvEL
The coolant level should be checked before each day of
operation.
Remove the radiator cap by turning it slowly 1.
counterclockwise to the first stop and allow any
pressure to be released. Push down on the cap and
turn counterclockwise to remove.
Visually check the coolant level. The coolant level 2.
should be up to the bottom of the filler neck as
shown in Figure 7-10. Add a mixture of coolant and
soft water as needed.
- NOTe -
Refer to the coolant manufacturer's instructions for
the proper coolant mixture ratio.
Fill to Bottom of
Filler Neck
030467-13
Coolant Level Figure 7-11.