Toyota 1KZ-TE Repair Manual page 268

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FU- -12
ENGINE FUEL - - INJECTION PUMP
FU03S- -03
INSPECTION
NOTICE:
Do not touch the sliding surfaces of the delivery valves.
INSPECT DELIVERY VALVES
Pull up the valve, release it.
Check that it sinks smoothly to the valve seat.
If operation is not as specified, replace the valve as a set.
HI NT:
Before using a new valve set, wash off the rust prevention com-
Z18058
pound with diesel fuel. Then re--wash with diesel fuel and per-
form the above tests.
1KZ- -TE ENGINE SUP (RM790E)