MacDon M155 Operators Manual - Manual (Page 338)

MAINTENANCE AND SERVICING
2. Add lubricant as follows:
a. Remove breather cap (A) and add lubricant until it
runs out at the check plug.
b. Replace check plug and breather cap and tighten.
c. Operate the engine at low idle and check for leaks
at the check plug and drain plug.
Figure 5.118: Gearbox Breather Cap
Changing Lubricant
Change gearbox lubricant after the first 50 hours, and then at 500 hours as follows:
NOTE: The engine should be warm prior to changing the oil.
1. Stop engine and remove key.
2. Place a 1 US gallon (4 liters) drain pan under
the gearbox.
3. Remove drain plug (B) and allow oil to completely
finish draining.
4. Install drain plug (B) and remove check plug (A).
5. Add lubricant. Refer to Checking Lubricant Level and
Adding Lubricant, page 321 .
6. Operate the engine at low idle and check for leaks at
the check plug and drain plug.
Figure 5.119: Gearbox Lubricant Drain Plug
Exhaust System
CAUTION
To avoid burns, do NOT touch muffler when engine is running. Allow sufficient cooling time after
shut-down.
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