4-20. REPAIR RIGHT END C O V E R C O M P O N E N T S
(SHEET 10 OF 14)
6 Turn end cover (3) over, inside up, without wood blocks.
Hot parts can burn you. Always wear leather
gloves when working with parts that are or
might be hot.
Steer idler gear bearing (6) consists of cage
and outer race. Inner race remained on gear.
7 Using two heat guns, heat end cover (3) around bearing
(6). Heat for one hour to approximately 300°F (149°C).
8 Using bearing puller, remove bearing (6).
Use care not to cut into end cover when
using grinder to cut slots into bearing race.
9 Using grinder, cut two slots 180 degrees apart at base of bearing race (7). Offset slots
slightly so that pry bars will overlap. Cut slots deep enough to catch the lip of the pry bar,
but not deep enough to cut into end cover.
10 Using two heat guns, heat end cover around bearing race (7) for 15 minutes.
11 Using two pry bars in slots, loosen bearing race (7).
Use care not to damage end cover when using pry bars to remove race.
12 Reposition two pry bars under bearing race (7) and remove race.
13 Using wrench pIiers, remove two long brake reaction pins (8) from end cover (3).
14 Using wrench pliers, remove two dowel pins (9) from end cover (3).
15 Using diagonal cutting pliers pinch spring pin (10) just enough to hold onto pin. Tilt tip of
pliers onto boss and use leverage to extract pin.
Go to Sheet 11
Para. 4-20, Task 5