Use and Care Manual

-24-
Model W1844 (For Machines Mfd. Since 5/17)
SERVICE
This section covers the most common service adjustments
or procedures that may need to be made during the life
of your machine.
If you require additional machine service not included
in this section, please contact Woodstock International
Technical Support at [phone] or send e-mail to:
[e-mail].
General
MAKE SURE that your machine is
unplugged during all service proce-
dures! If this warning is ignored, seri-
ous personal injury may occur.
SERVICE
Any unusual vibration or noise may be an indication
that the impeller has loosened. If this occurs, check the
impeller to make sure it is tight on the motor shaft. A set
screw and a left-hand cap screw secure the impeller to
the shaft. These can be accessed through the inlet cover,
as shown in Figure 18. Tighten the fasteners as needed.
Tightening Impeller
Tools Needed Qty
Phillips Screwdriver #2 .........................................1
Hex Wrench 5mm ...............................................1
Hex Wrench 4mm ...............................................1
To tighten impeller, do these steps:
1. DISCONNECT MACHINE FROM POWER!
2. Remove (12) M5-.8 x 10 Phillips head screws (see
Figure 18) that secure inlet housing cover, then set
inlet cover aside.
3. Loosen
5
⁄16-18 x
5
⁄16 set screw on impeller (see
Figure 19).
4. Tighten M6-1 x 30 left-hand cap screw that secures
impeller to shaft.
5. Tighten set screw loosened in Step 3.
6. Re-install inlet housing cover.
Figure 18. Inlet housing cover completely
installed.
x 12
Inlet Housing
Cover
Figure 19. Impeller screw locations.
Set Screw
Cap Screw