Lubricating System - Kubota GL6000A-AU-B Workshop Manual

GL6000A-AU-B, GL6000D-AU-B,GL9000A-AU-B, GL9000D-AU-B, WSM

(2) Lubricating System

Engine Oil Pressure
1. Remove the engine oil pressure switch, and set an oil pressure
tester.
2. Start the engine. After warming up, measure the oil pressure of
both idling and rated speeds.
3. If the oil pressure is less than the allowable limit, check the
following.
• Engine oil insufficient
• Oil pump defective
• Oil strainer clogged
• Oil filter cartridge clogged
• Oil gallery clogged
• Excessive oil clearance
• Foreign matter in the relief valve
At idle
speed
Engine oil pressure
At rated
speed
(When reassembling)
• After checking the engine oil pressure, tighten the engine oil
pressure switch to the specified torque.
Tightening torque Oil pressure switch
1-S15
ENGINE
More than
Factory
50 kPa
specifica-
2
0.5 kgf/cm
tion
7 psi
Factory 200 to 440 kPa
2
specifica- 2.0 to 4.5 kgf/cm
tion 29 to 64 psi
150 kPa
Allowable
2
1.5 kgf/cm
limit
21 psi
15 to 19 N·m
1.5 to 2.0 kgf·m
11 to 14 lbf·ft
9Y1211607ENS0011US0
KiSC issued 06, 2016 A