TM 5-5420-227-24
Se c t ion l. M ECH AN I CAL AN D M I SCELLAN EOU S
RESERV OI R QU ADRAN T BLOWER ASSEM BLY REPAI R (She e t 1 of 2 )
TOOLS:
12 in. extension 3/8 in. drive
Flat-tip screwdriver
Hammer
7/16 in. socket with 3/8 in. drive
3/4 in. socket with 3/8 in. drive
Punch 1-1/2 x 1/4 inch
Ratchet with 3/8 in. drive
SUPPLIES:
Round head drive screws (4 required)
Lockwashers (4 required)
PRELIMINARY
PROCEDURE:
Remove blower assembly from vehicle (page 3-2).
DISASSEMBLY:
1.
While holding impeller (A) stationary, use 3/4 inch socket and extension to remove nut (B).
2.
Manually remove impeller (A).
3.
Using hammer and punch, remove key (C) and set aside.
4.
Using 7/16 inch socket and extension, remove four screws (D) and lockwashers (E). Throw
lockwashers (E) away.
5.
Manually remove shroud (F) from motor (G).
N OT E
Do st e p 6 only if ne c e ssa ry.
Using screwdriver, pry up identification plate (H) and four drive screws (J). Throw
6.
drive screws (J) away.
Go on to Sheet 2
TA170481
4-2