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16
LITTLE
WONDER
PRO VAC
FAN REMOVAL AND INSTALLATION
FAN REMOVAL AND INSTALLATION
TOOLS REQUIRED
•
1/2” Wrench
• 9-16” torque wrench and wrench
•
1-1/8” wrench (if fan seized onto crankshaft)
•
3/4-16 x 5” long grade 5 or better bolt (if fan seized
on crankshaft)
•
Loctite Silver LB 8150 anti-seize compound
• Red loctite 263
• Loctite 380 instant adhesive (if necessary)
•
INSTRUCTIONS
:
1. Remove spark plug wire from spark plug and turn
fuel shutoff to the “OFF” position if applicable to
model. Always ensure the fan is not moving before
performing any maintenance.
2. Remove nozzle shroud nuts using a 1/2” wrench, and
remove nozzle shroud.
3 Remove the bolt that secures the fan to the engine
crankshaft using a 9/16” wrench.
4. If the fan does not slide off the crankshaft, the fan
has a 3/4-16 nut welded on fan hub. Use a 1-1/8”
wrench to turn a 3/4-16 x 5” long grade 5 or better
bolt inot the nut to jack or push the fan off the engine.
5. Clean crankshaft internal threads with degreaser
Use compressed air and a clean rag to remove
degreaser and any metal fragments on internal
threads.
6. Apply Loctite Silver LB8150 anti-seize compound to
the crankshaft.
7. Replace damaged or worn fan
3
and key
4
. If the
key is hard to position, reinstall it by applying a few
drops of Loctite 380 instant adhesive on the key, and
put the key in the keyway of the shaft. (Cure time is
approximately 1 minute).
8. Slide spacer
2
onto new bolt
1
in orientation shown
under illustrated parts list on next page.
9. Apply Red Loctite 263 to the entire length of the
external threads on new bolt. Do not re-use the old
bolt.
10 Torque bolt to 57-63 ft-lbs. using a 9/16” torque
wrench.
11. Reinstall nozzle shroud and tighten nuts using a
1/2” wrench.
12. Reattach spark plug wire to spark plug.
16. After installation, wait 24 hours before starting ma-
chine Loctite must fully cure before the machine is
used..
Before performing any type of maintenance on the
machine, stop engine, wait for all parts to stop mov
-
ing and disconnect spark plug. Failure to follow this
instruction could result in personal injury or prop
-
erty damage.
Summary of Contents for 5612-00-59
Page 21: ...21 LITTLE WONDER PRO VAC PARTS SECTION PARTS SECTION...
Page 22: ...22 LITTLE WONDER PRO VAC PARTS ASSEMBLY FIGURE 1...
Page 24: ...24 LITTLE WONDER PRO VAC COLLECTOR ASSEMBLY FIGURE 2...
Page 26: ...26 LITTLE WONDER PRO VAC LINER ASSEMBLY FIGURE 3...
Page 28: ...28 LITTLE WONDER PRO VAC NOZZLE ASSEMBLY FIGURE 4...