Examine the crankcase breather tube
1 Examine the crankcase breather tube outlet for the following
conditions that may be blocking or restricting the crankcase
breather tube:
•
Sludge
•
Debris
•
Ice
If any of the above conditions exist, the crankcase breather
tube outlet must be cleaned.
NOTE
If equipped with a catch bottle at the end of the crankcase breather
tube, removal of the catch bottle may be required to examine the
crankcase breather tube outlet.
2 Examine the crankcase breather tube outlet more frequently
when ambient temperatures are below freezing. Frequent ice
build up in the crankcase breather tube may require one of
the following actions:
•
A crankcase breather tube heater option installation
•
If a crankcase breather tube heater is already installed,
troubleshoot the crankcase breather tube heater
3 Clean the crankcase breather tube outlet with detergent and
warm water.
NOTE
If a crankcase breather tube heater option is installed, the crankcase
breather heater must be removed prior to submerging the crankcase
breather tube in water and/or cleaning solution. Damage to the
crankcase breather tube heater will result.
4 If equipped, clean the crankcase breather catch bottle. Use
detergent and warm water.
5 If more than the crankcase breather tube outlet requires
cleaning, removal of the crankcase breather tube may be
required. If removal is required, contact an authorized repair
location.
6 Visually examine the crankcase breather tube for the following
conditions:
•
Cracks
•
Material deterioration
•
General damage
7 If any of the above conditions exist, replace the crankcase
breather tube. Contact an authorized repair location.
8 If equipped, inspect the crankcase breather catch bottle for
the following conditions:
•
Cracks
•
Holes
•
General damage
8 1 Engine – 1.5 Mechanical components of the engine
TL2 Maintenance Manual
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