OG6:5
RT655 Operator’s Guide
Johnston Sweepers Limited
Chapter - Routine Maintenance
Page Issue A
MAINTENANCE SCHEDULE (Continued)
♠Service A - every 500 hours
1 Change auxiliary engine oil and renew filter.
2 Clean fuel pre-filter bowl (John Deere).
3 Renew the fuel filter element.
4 Renew auxiliary engine air cleaner elements
5 Check auxiliary engine throttle control and engine idle for correct operation.
6 Clean duct in body roof.
7 Check the fluid flywheel oil level.
8 Check auxiliary engine coolant concentration gives -39°C frost protection.
9 Check Supawash pump (if fitted) for correct operation of jets and any plunger seal leakes.
Service as necessary.
♠Service B - every 1000 hours
1 Carry out 500 hour service; plus
2 Renew hydraulic return filter element.
3 Renew water pump suction filters.
4 Check valve clearances on the auxiliary engine if applicable.
5 Check security of sweeping equipment to chassis.
♠Service C - 12 monthly maintenance - or every 2000 hours
1 Carry out 1000 hour service; plus
2 Drain hydraulic reservoir.
3 Clean suction filter and refill hydraulic reservoir.
4 Drain and refill ‘Z’ drive gearbox.
5 Replace engine fan/alternator belts.
6 Drain and refill Supawash pump (if fitted).
Used oils and filters should be disposed of in accordance with local waste disposal
regulations.
♠These procedures should be carried out by qualified service personnel.
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