Toyota 1 MZ–FE Manual page 354

EG2–354
1MZ–FE ENGINE – COOLING SYSTEM
5. REMOVE DRIVE AND DRIVEN ROTORS
6. REMOVE FRONT THRUST WASHER
HYDRAULIC MOTOR INSPECTION
1. INSPECT DRIVE AND DRIVEN ROTORS
(a) Install the drive and driven rotors to the motor hous–
ing with the dot mark facing upward.
(b) Using a feeler gauge and precision straight edge, mea–
sure the side clearance between the rotor and preci–
sion straight edge.
Standard side clearance:
0.01 – 0.04 mm (0.0004 – 0.0016 in.)
Maximum side clearance:
0.05 mm (0.0020 in.)
If the clearance is greater than maximum, replace the
rotors as a set. If necessary, replace the motor assem–
bly.
HINT: When replacing the rotors, select a new rotor
set according to the imprinted mark on the motor
housing.
Imprinted mark on housing
Rotor set
16906–50010
16906–50020
16906–50030