PERIODICAL INSPECTION AND MAINTENANCE 77
7/26E, 7/31E, 7/41
(3) Lapping the intake and exhaust valves
As this maintenance requires specialized knowledge and skill, consult
your dealer. The adjustment is necessary to maintain proper contact of
the valves and seats.
(4) Checking and adjusting the fuel injection timing
As this maintenance requires specialized knowledge and skill, consult
your dealer.
Checking and adjusting the EPA emission related parts.
The inspection and servicing require specialized knowledge and
techniques. Consult your dealer or distributor.
EPA allows to apply maintenance schedule for emission related parts
as follow.
- Check Fuel Valve
Nozzle and clean
Adjust, cleaning and
repair of Fuel
injection Pump and
Fuel Valve Nozzle.
kW % 130 1500 hours of use
and at 1500-hour
intervals thereafter
3000 hours of use
and at 3000-hour
intervals thereafter
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