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MAINTENANCE
FILTER SERVICE
Replace filter elements of the hydraulic oil pressure filters
NOTICE
When a fault message "Pressure Filter restricted" is dis-
played, stop work and replace element of the corresponding
pressure filter.
Legend for illust. Z24077
(1)
Central control and filter panel
(2)
Valve bank
(2.1)
Valve block, hydraulic swing down service arm circuit
(2.2)
Valve block, hydraulic access ladder circuit
(2.3)
Valve block, swing circuit
(2.4)
Valve block, travel brake circuit
(2.5)
Valve block, pilot oil circuit
(3)
Pressure oil filter for pump distributor gear PTO lubricating oil.
Filter restriction monitored by differential pressure switch B27.
(4)
Pressure oil filter for pilot- and pump control oil circuit. Filter
restriction monitored by differential pressure switch B22.
(5)
Pressure oil filter for fan drive motor of hydraulic oil cooler .
Filter restriction monitored by differential pressure switch B28.
(6)
Pressure accumulator for pilot oil circuit
4.12 EVERY 1000 OPERATING HOURS OR EVERY 6 MONTH
387
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