B - Ardiehl.de

OIL PUMP (Cont’d)
Checking (Cont’d)
Check the clearance between vane and body [A].
Standard – 0.0008–0.0028 inch (0,02–0,07 mm)
Limit – 0.0059 inch (0,15 mm)
Check the clearance between the rotor and vane [B].
Standard – 0.0055 inch (0,14 mm) or less.
Check the clearance between the vane and pump body
[B].
Standard – 0.0079–0.0105 inch (0,2–0,27 mm)
Check clearance between rotor shaft and pump body.
Standard – 0.0016 inch (0,04 mm)
Limit – 0.0079 inch (0,2 mm)
Gear Replacement
File off one end of the roll pin at the gear. Use a punch and
hammer and remove the pin [C].
NOTE: It may be necessary to drill a hole in one side
of the gear for service as it does not have a
hole on both sides [D].
Installation: Install the gear and new pin. Peen the end
of the pin after installation.
A
B
C
D
B–08422
B–08421
B–08423
B–08424
B–08425
853, 853H BICS Loader
–7–81– Service Manual