Kubota G26-2 Workshop Manual

ENGINE
G23-2, G26-2, WSM
1-S64
(6) Oil Pump (G23)
Rotor Lobe Clearance
1. Measure the clearance between lobes of the inner rotor and the
outer rotor with a thickness gauge.
2. If the clearance exceeds the factory specifications, replace the
oil pump rotor assembly.
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Clearance between Outer Rotor and Pump Body
1. Measure the clearance between the outer rotor and the pump
body with a thickness gauge.
2. If the clearance exceeds the factory specifications, replace the
oil pump rotor assembly.
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Clearance between Rotor and Cover
1. Put a strip of plastigauge onto the rotor face with grease.
2. Install the cover and tighten the screws.
3. Remove the cover carefully, and measure the amount of the
flattening with the scale and get the clearance.
4. If the clearance exceeds the factory specifications, replace oil
pump rotor assembly.
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(7) Oil Pump (G26)
Rotor Lobe Clearance
1. Measure the clearance between lobes of the inner rotor and the
outer rotor with a thickness gauge.
2. If the clearance exceeds the factory specifications, replace the
oil pump rotor assembly.
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Clearance between Outer Rotor and Pump Body
1. Measure the clearance between the outer rotor and the pump
body with a feeler gauge.
2. If the clearance exceeds the factory specifications, replace the
oil pump rotor assembly.
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Rotor lobe clearance Factory specification
0.030 to 0.14 mm
0.0012 to 0.0055 in.
Clearance between outer
rotor and pump body
Factory specification
0.070 to 0.15 mm
0.0028 to 0.0059 in.
Clearance between rotor
and cover
Factory specification
0.0750 to 0.135 mm
0.00296 to 0.00531 in.
Rotor lobe clearance Factory specification
0.060 to 0.18 mm
0.0024 to 0.0071 in.
Clearance between outer
rotor and pump body
Factory specification
0.100 to 0.180 mm
0.00394 to 0.00708 in.
KiSC issued 02, 2014 A

Kubota G26-2 Specifications

General

Brand	Kubota
Model	G26-2
Category	Lawn Mower
Language	English