PAGE 25 — JTNSW20-24HTCSL SERIES RIDE-ON TROWEL • OPERATION MANUAL — REV. #1 (3/24/16)
MAINTENANCE
Air Cleaner
Thoroughly remove dirt and oil from the engine and
control area. Clean or replace the air cleaner elements as
necessary. Check and retighten all fasteners as necessary.
1. Release the latch tabs (Figure 14) on each side of the
air cleaner cover, and remove cover.
Figure 14. Air Filter Components
2. Remove wing nut.
3. Remove outer foam filter
4. Remove inner paper filter
5. Inspect both air filter elements, replace them if
necessary.
Drive Belts
Visually examine both drive belts in accordance with
Figure 9 and determine if it is full of tiny cracks, frayed,
has pieces of rubber missing, is peeling or otherwise
damaged.
NOTICE
Operating the engine with loose or damaged air cleaner
components could allow unfiltered air into the engine
causing premature wear and failure.
AIR CLEANER
COVER
OUTER
FILTER
(FOAM)
INNER
FILTER
(PAPER)
WING
NUT
LATCH
TAB
When performing any maintenance on the trowel or engine,
follow all safety messages and rules for safe operation
stated at the beginning of this manual
At the front of this manual there is a “Daily Pre-Operation
Checklist”. Make copies of this checklist and use it on a
daily basis.
WARNING
Accidental starts can cause severe injury or
death.
ALWAYS
place the ON/OFF switch in the
OFF position.
Disconnect and ground spark plug leads
and disconnect negative battery cable
from battery before servicing.
WARNING
Some maintenance operations may
require the engine to be run. Ensure
that the maintenance area is well
ventilated. Exhaust contains poisonous
carbon monoxide gas that can cause
unconsciousness and may result in
DEATH
CAUTION
ALWAYS
allow the engine to cool
before servicing.
NEVER
attempt any
maintenance work on a hot engine.
