Montgomery Ward MX-27129A Owner's Manual And Parts List page 20

FIGURE 25. CLEANING GOVERNOR LINKAGE JOINT
GOVERNOR LINKAGE
The linkage must be able to move freely through its
entire travel. Every 50 hours of operation, clean the
joints and lubricate as shown in Figure 25. Also
inspect the linkage for binding, excessive slack and
wear.
SPARK PLUGS
Each time the spark plugs are removed, inspect,
clean and regap (Figure 26). If the plug looks disco-
lored or has fouled, replace it.
SPARK PLUG GAP
0.025 (0.635 mm) GASOLINE
0.018 " (0.457)mm) GASEOUS
familiar with the operation of electric generating
equipment.
Brush Replacement
Install new brushes when the old ones are worn to the
dimensions shown in Figure 27. Remove the end bell
A873
MEASURE FROM TOP FACE OF
BRUSH BLOCK TO TOP OF BRUSH
FIGURE 26. CHECKING SPARK PLUG GAP
GENERATOR MAINTENANCE
The generator normally needs little care other than a
periodic check of the brushes, commutator and col-
lector rings. If a major repair job on the generator
should become necessary, have the equipment check-
ed by a competent electrician who is thoroughly
COMMUTATOR
BRUSHES
COLLECTOR RING
BRUSHES
NEW 5/8" (15.8 mm)
11/16" (17.5 mm)
1/2 WEAR 13/16" (20.6 mm) 7/8" (22.2 mm)
REPLACE
1" (25.4 mm) 1-1/16" (26.9 mm)
FIGURE 27. MEASURING BRUSH WEAR
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