Bolens 139-402A - Manual (Page 12)

FIGURE 21. DECK REMOVAL
Step 4. Remove the belt guard at the engine
pulley. See figure 22.
JSelt Guard at Engine Pulley
Locknut
Variable Speed Spring
Step 5. Remove the nut and lockwashers at the
transmission pulley and variable speed
pulley. See figure 22.
Step 6. Remove the locknut at the variable speed
arm and lift off the spring. See figure 22.
NOTE
When reassembiing the transmis­
sion pulley, place hub side up.
LUBRICATION se»
figure 23.
1.
2 .
Engine. Maintain the engine oil according to
the engine manual.
Bearings. The follo\«ing bearings are oil
impregnated and do not require lubrication,
however, their normal life can be extended by
lubricating them once a season with a light,
non-detergent oil.
3. King Pin Bearings (total 4 bearings)
4. Rear Axle Bearings (total 3 bearings)
5. Front Wheel Bearings (total 4 bearings)
6 . Throttle* Control and Cable. Wipe oiled rag
along entire length of cable.
7. Chain. Wipe oiled rag along entire length of
chain.
NOTE
Under extremely dusty conditions
do not oil the chain.
Linkage. Oil all deck linkage and height
adjustment linkage.
Transmission. Lubricated at the factory, does
not require checking. Lubricate with 4 oz. of
Lubripiate No. 310 if disassembled.
Differential. Lubricated at the factory, does
not require checking. Lubricate with 2 oz. of
grease High Temp. 450°F. if disassembled. If
ordered from the factory use Part No.737-0120.
11. Steering. Lubricate at least once a season
with oil.
12. Variable Speed Pulley. See page 22.
9.
10 .
FIGURE 22. ENGINE BELT GUARD REMOVAL
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