SkyTrak 3606 Service Manual - Manual (Page 42)

Section 2
2-26
6. Screw the new canister onto the base. Hand tighten
only.
7. Remove air from the fuel system. See Venting Air
from the Fuel System. (see 2.12.7 D)
8. Close, latch and lock the engine cover.
1. Level the vehicle, ground the attachment, place the
travel select lever in NEUTRAL (N), engage the
parking brake switch and shut off the engine. Allow
engine to cool.
2. Unlock and open the engine cover. Clean around the
fuel-filter head (Fig. 2–31).
Figure 2–31. Cummins fuel filter location.
3. Clean the filter head gasket surface and replace the
O-ring.
4. Fill the new fuel filter with clean No. 2 diesel fuel.
5. Lubricate the O-ring seal with clean lubricating oil.
6. Install the fuel-filled filter and tighten by hand. DO
NOT over tighten.
Note: DO NOT overtighten. DO NOT tighten with
mechanical means (tools, etc.). Mechanical over-tightening
may distort the threads or damage the O-ring seal.
Controlled venting is provided at the injection pump
through the fuel drain manifold. Small amounts of air
introduced by changing the fuel filter element will be
vented automatically as long as the element was filled
with fuel prior to installation.
C. In-line Fuel Strainer
(Every 500 hours of engine operation)
1. Level the vehicle, ground the attachment, place the
travel select lever in NEUTRAL (N), engage the
parking brake switch and shut off the engine. Allow
engine to cool.
2. Unlock and open the engine cover.
3. On both Perkins and Cummins engines, the in-line
fuel strainer is located down line from the engine lift
pump (Fig. 2–32). Loosen the two hose clamps
securing the strainer in place.
Figure 2–32. In-line fuel strainer and lift pump locations.
4. Remove and properly dispose of the old strainer.
5. Install the new strainer with the arrow pointing toward
the lift pump.
6. Assemble the hoses to the strainer and tighten the
hose clamps.
7. Remove air from the fuel system. See Venting Air
from the Fuel System. (see 2.12.7 D)
8. Close and lock the engine cover.
D. Venting Air from the Fuel System
Air must be vented from the fuel system whenever any
component between the fuel tank and the injection pump
has been disconnected, or when the system has been
emptied, or has run out of fuel.
CUMMINS ENGINE
OS1450
Filter
Head
Gasket
Fuel Filter
WARNING: DO NOT vent air from the fuel sys-
tem of a hot engine. Allow the engine to cool
before attempting to purge air from the fuel sys-
tem. Failure to do so could create a fire hazard.
Perkins Engines Cummins Engine
OS0590
Lift Pump Lift Pump
In-line
Fuel Strainer
In-line
Fuel Strainer
Model 3606 • Origin 10/99