Impeller Clearance Check; Pump Inlet Valve Check - Honda WT30XK4 Manual

IMPELLER CLEARANCE CHECK

Remove the inlet (page 10-5).
Measure the clearance between the impeller (1) and
volute case (2) using a feeler gauge (3).
IMPELLER CLEARANCE:
WT30XK4: 0.4 - 0.8 mm (0.016 - 0.031 in)
WT40XK3: 0.5 - 0.8 mm (0.020 - 0.031 in)
If not, adjust clearance by adding or removing adjuster
shims (page 10-4).

PUMP INLET VALVE CHECK

Remove the bolts (1) and inlet (2).
Check the pump inlet valve (3) for damage or
contamination and replace if necessary.
MAINTENANCE
(1)
WT30XK4: (10 x 25 mm) (6)
(2)
(3) WT40XK3: (12 x 35 mm) (6)
(1)
(2)
(3)
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