Engine Air Intake Screen; Engine Air Cleaner; Fuel Filter - Troy-Bilt GTX 18 Operator's Manual

4. Close oil drain valve (L). Place cap
on oil drain tube. Install side panel.
Engine Air Intake Screen
STOP ENGINE BEFORE CLEANING AIR
SCREEN! Check engine air intake screen
(C, Fig. 7-1) for debris and clean regularly.
A dirty air screen and engine can reduce
airflow and cause the engine to overheat.
See the engine manual for more specific
information.
Engine Air Cleaner
IMPROPER AIR CLEANER MAINTENANCE
CAN CAUSE ENGINE DAMAGE.
1. Clean dirt from around the air cleaner
cover. Unscrew knob or unlatch clips
(D, Fig. 7-1) and remove cover.
Precleaner: Service precleaner (E, Fig. 7-
2) every 25 hours of operation (more often
under dusty or dirty conditions). Refer to
the engine manual for part number.
Paper Element: Under normal conditions,
service paper element (G, Fig. 7-2) every
100 hours of operation. Replace paper
element when no longer serviceable.
Refer to the engine manual fo replacement
part number.
Service Precleaner:
2. Slide foam precleaner (E) off paper
element (G).
3. Wash foam precleaner in liquid
detergent and water.
4. Rinse foam precleaner and wrap in
cloth. Squeeze dry. Do not wring.
5. Saturate foam pre-cleaner in clean
engine oil. Squeeze to distribute and
remove excess oil.
Service Paper Element:
6. Remove wing nut (F) and paper
element (G).
DO NOT ALLOW DIRT TO FALL INTO THE
ENGINE.
7. Clean element by gently tapping it on
a flat surface. Do not damage gasket
surfaces on paper element. Do not
Fig. 7-2
use petroleum solvents, oil or
pressurized air to clean paper
element.
8. Place cleaned (or new) paper element
(G) on engine. Secure with wing nut
(F). Install cleaned, oiled foam pre-
cleaner (E) over paper element.
9. Install cover and screw in knob or
latch clips (D, Fig. 7-1) down.
Fuel Filter
Replace fuel filter every 1 00 operating
hours. See engine manual or your dealer
for more specific information and fuel filter
replacement specifications. To access fuel
filter, unscrew and remove knobs (J, Fig.
7-3). Remove left side panel. Fuel filter
(K, Fig. 7-4) is located along the
:ue.llin~,
extending from the fuel tank. Th1s filter
IS
disposable. Replace when dirty.
To Replace Fuel Filter:
1.
Shut off in-line valve under fuel tank.
2. Remove filter (K) from fuel line.
3. Install new fuel filter.
4. Open in-line valve after replacement.
Maintenance (continued)
Fig. 7-3
21