Village LW-160, User Manual And Reference Manual

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For manifold seal servicing purposes the manifold must be placed with the valve plugs sitting on a flat surface and the
plunger bores facing upward. This will facilitate service technician access to the seals for removal and installation, as
shown in Fig. 4.
Fig. 4: Orientation for Manifold Seal Servicing
With a flat screw driver remove the low-pressure seal (43). Ensure that the low-pressure seal spacer (39) was not
accidentally removed when the low-pressure seal was removed and press in the new low-pressure seal (43).
CRANKCASE SEAL ROUTINE SERVICE
Remove the seal retainer (29) and set aside. Remove the plunger retainer bolt (28) with a 7/16” wrench, set aside. There
is no need to remove the plunger retainer washer (28) or plunger retainer o-rings (27) from the plunger retainer bolt (28).
Remove the ceramic plunger (26). Remove the slinger (25) and the outer washer (6). With the aid of the pick remove the
plunger rod oil seal (7) from the crankcase. Inspect the seal retainer washers (8) for damage, if none evident then reuse,
if damage is evident consult the factory.
Insert new plunger rod oil seal (7) into crankcase making sure that the seal is fully seated, place outer washer (6) on seal.
Place slinger (25) onto the plunger rod (9).
Slide ceramic plungers (26) onto plunger rod and insert the plunger retainer washer (28) into the plunger. Clean the
plunger retaining bolt’s (29) threaded area. If they were removed replace the o-rings (27) onto the plunger retainer (29).
Slide the plunger retaining washer (28) onto the plunger retainer (29).
A light coating of silicon grease (PN. 21-1122) should be used on all new o-rings and seals.
Use of any other type of grease may result in o-ring or seal failure.
A light coating of silicon grease (PN. 21-1122) should be used on all new o-rings and seals.
Use of any other type of grease may result in o-ring or seal failure.
NOTE
Examine the ceramic plungers (26) for cracks, heavy scoring, or unusual wear. If there is a problem, contact your dealer.