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MECHANICAL

01–10–30

5. With the balancer unit marks at the exact top

center, assemble the unit to the cylinder block.

6. Set the SST as shown, then measure the gear

backlash using a dial gauge.

Note

• For an accurate measurement of gear

backlash, insert a screwdriver into the

crankshaft No. 1 balance weight area and

set both the rotation and the thrust direction

with the screwdriver, using a prying action,

as shown in the figure.

• If the backlash exceeds the specified range, remeasure the backlash and, using the adjustment shim

selection table, select the proper shim, according to the following procedure.

Caution

• When measuring the backlash, rotate the crankshaft one full rotation and verify that it is within the

specified range at all of the following six positions: 10°, 30°, 100°, 190°, 210°, 280° ATDC.

Value range

0.005—0.101 mm {0.00019—0.0039 in}

(1) Using master adjustment shim (No.50), assemble the balancer unit to the cylinder block, then measure the

backlash.

(2) Select the proper adjustment shim according to the measured value.

(3) Install the selected adjustment shim to the balancer unit, then assemble the balancer unit to the cylinder

block.

MARK

B3E0110E111

DRIVEN GEAR SHAFT CENTER

DIAL GAUGE

49 G011 201

41.4 mm

{1.629 in}

B3E0110E112

B3E0110E113

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Mazda LF Spezifikationen Seite 44